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Huvitz HRK-7000, User Manual

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4  Auto Ref/Keratometer HRK-7000/7000A --------------------------------------------------------

 

Contents 

1.

 

Introduction ................................................................................................................ 7

 

1.1.

 

Overview .......................................................................................................... 7

 

1.2.

 

Classification .................................................................................................... 7

 

2.

 

Safety Information ...................................................................................................... 8

 

2.1.

 

Overview .......................................................................................................... 8

 

2.2.

 

Safety Symbol .................................................................................................. 9

 

2.3.

 

Environmental Considerations ....................................................................... 11

 

2.4.

 

Safety Precaution ........................................................................................... 13

 

3.

 

Characteristics ......................................................................................................... 15

 

4.

 

Note for Use .............................................................................................................. 16

 

5.

 

Names and functions of each part ......................................................................... 17

 

5.1.

 

Main parts ...................................................................................................... 17

 

5.2.

 

Explanation on Switches in Front ................................................................... 20

 

6.

 

Installation of Equipment & Preparation of Measurement ................................... 21

 

7.

 

Exercise through Model Eye ................................................................................... 23

 

8.

 

Measurement ............................................................................................................ 29

 

8.1.

 

Refractometry (REF Mode) ............................................................................ 31

 

8.1.1.

 

Manual Measurement Mode .................................................................. 32

 

8.1.2.

 

Auto Measurement Mode ...................................................................... 38

 

8.2.

 

Keratometry (KER Mode) ............................................................................... 41

 

Summary of Contents for HRK-7000

Page 1: ... Auto Ref Keratometer HRK 7000 7000A 1 User s Manual Auto Ref Keratometer HRK 7000 7000A ...

Page 2: ... Power Cord For use of equipment in rated voltage less than 125Vac minimum 6A Type SJT or SVT 18 3AWG 10A max 3 0m long One end with Hospital Grade Type NEMA 5 15P Other end with appliance coupler For use of equipment in rated voltage less than 250Vac minimum 6A Type SJT or SVT 18 3AWG 10A max 3 0m long One end terminatesd with blade attachment plug HAR Type NEMA 6 15P This product may malfunction...

Page 3: ... any time and without prior notice and is not required to update this documentation to reflect such changes 2004 2007 Huvitz Co Ltd 689 3 Gumjeong dong Gunpoci Gyeonggi do 435 862 Republic of Korea All rights are reserved Under copyright laws this manual may not be copied in whole or in part without the prior written consent of HUVITZ Co Ltd ...

Page 4: ... 11 2 4 Safety Precaution 13 3 Characteristics 15 4 Note for Use 16 5 Names and functions of each part 17 5 1 Main parts 17 5 2 Explanation on Switches in Front 20 6 Installation of Equipment Preparation of Measurement 21 7 Exercise through Model Eye 23 8 Measurement 29 8 1 Refractometry REF Mode 31 8 1 1 Manual Measurement Mode 32 8 1 2 Auto Measurement Mode 38 8 2 Keratometry KER Mode 41 ...

Page 5: ...e Curve CLBC Mode 54 8 6 Intraocular Lens IOL Measurement Mode IOL Mode 56 8 7 Retro ILLUM Measurement Mode Retro ILLUM Mode 57 8 7 1 Adjustment of Array and Focus 57 8 7 2 Observation on Retro Illum 61 8 7 3 Storage 62 8 7 4 Examination on the other eye 62 8 7 5 Call for Stored Image 63 8 7 6 Return to measurement mode 64 9 Other Modes 65 9 1 Acuity Map Mode Z MAP Mode 65 9 1 1 Composition of Win...

Page 6: ...ling for serviceman 86 10 2 Replacement 89 10 2 1 Printer paper 89 10 2 2 Chin rest paper 90 10 2 3 Replacing Fuse 90 10 3 Cleaning Equipment 91 10 4 As changing the installation place of the equipment 91 10 5 Disposal 91 11 Service Information 92 12 Main Specifications 93 13 Accessories 95 14 Service Information 96 ...

Page 7: ...ng intraocular lens and Retro Illumination observing retro illumination to obtain an optimal figure of the eyes state of examinee CLBC Contact Lens Base Curve measurement is also a basic function of this product The HRK 7000A is provided with an Auto tracking function and a motorized chinrest function Auto tracking mechanism that automatically achieves alignment in the up down right left direction...

Page 8: ...r operator It is for this reason that the following safety notices have been placed appropriately within the text of this manual to highlight safety related information or information requiring special emphasis All users operators and maintainers must be familiar with and pay particular attention to all Warnings and Cautions incorporated herein Warning indicates the presence of a hazard that could...

Page 9: ...nt ON and OFF respectively Type B Isolated patient connection It indicates the connection of signal input output This symbol identifies a safety note Ensure you understand the function of this control before using it Control function is described in the appropriate User s or Service Manual It indicates the year of manufacture and the manufacturer Identifies the point where the system safety ground...

Page 10: ...d by the European Directive 2002 96 EC All electrical and electronic products should be disposed of separately from the municipal waste stream via designated collection facilities appointed by the government or the local authorities The correct disposal of your old appliance will help prevent potential negative consequences for the environment and human health 4 For more detailed information about...

Page 11: ...t hands Where the machine is exposed directly to the sunlight Where the temperature changes frequently Normal temperature for operation of the machine is at the range of 10 C 35 C and the humidity is at the range of 30 70 Where any heaters are at the close distance to the machine Where the humidity is high and there are problems to the heat dissipation and or ventilation Where the equipment is sub...

Page 12: ...utting the parts of machine together completely It can harm the equipment Do not pull the plug out of outlet while holding the cord For the normal operation of the machine please keep the ambient temperature is 10 35 humidity is 30 75 and atmospheric pressure is 800 1060hpa For the Transfortation of the machine please keep the ambient temperature is 40 70 humidity is 10 95 and atmospheric pressure...

Page 13: ...nstalled in the place with high humidity For the optimal operation the humidity should be at the range of 30 75 The machine should not be exposed to the place where water splashes drips or sprays Do not place containers containing fluids liquids or gases on top of any electrical equipment or devices 3 The equipment must be operated only by or under direct supervision of properly trained and qualif...

Page 14: ...f operation and maintenance can access easily any time 11 Do not force cable connections If a cable does not connect easily be sure that the connector plug is appropriate for the receptacle socket If you cause any damage to a cable connector s or receptacle s let the damage s be repaired by an authorized service technician 12 Please do not pull on any cable Always hold on to the plug when disconne...

Page 15: ... part around cornea to the direction of 90 degree to the upper below right left from the core of cornea 5 The refractive error can be showed in the form of Zernike topographic map 6 The fogging technique which is applied to the internal fixed target is to make the more accurate measurement possible while letting the eyes of patient at the natural and comfortable state 7 It is possible to select th...

Page 16: ...e the instrument In this case wait until condensation disappears before performing measurements 5 Make sure to keep the lens in examinee side is clean at all times In case that it has become dirty by dusts or other substances it can cause errors in the machine or affect the precision of measurement 6 In case of any presence of smoke smell or noise during the use of machine please contact our local...

Page 17: ...ay Monitor Monitor for measurement 5 Measurement Button Performing the measurement by pressing it after focusing 6 Operation Lever Adjusting the focus by moving to the directions of forward backward left right up and down 7 Stage Fixing Lever Fixing the stage 8 Monitor Brightness Adjusting Knob Adjusting the brightness of monitor 9 Printer Printing the measured results 10 Chinrest up down button M...

Page 18: ...2 Back Section 1 Forehead Rest Preventing the vibration by fixing the forehead 2 Measuring Object Lens Measuring the image imaging on the retina of eyes 3 Chin Rest Preventing the vibration by fixing the chin 4 Power Switch Switch for power on off ...

Page 19: ...onitor owing to the length or kind of cable and the quality of monitor 1 Power Supply Socket A socket connecting to exterior power plug 2 Serial Interface Connector A terminal connecting to the exterior equipment 3 Exterior Monitor Connection Connector Connecting into the exterior monitor 4 Clamping Bolt Fixing the system stage ...

Page 20: ...to begin to perform the measurement manually or automatically 5 5 IOL Button A switch to measure the eyesight of cataract patients or patients undergone IOL implantation 6 FUNC Button A switch to change the functions of buttons 7 Comp Button Virtual Comparison Function 8 Z MAP Button A switch to iindicate Zernike Map 9 VD Button To change the VD Vertex Distance value 10 SIZE Button To measure size...

Page 21: ...the power of the machine is off insert the power plug into the AC outlet socket 3 Inserting Chin Rest Paper Pull out the pushing pins at left right sides Insert the pushing pins into the holes at left right sides of the chin rest paper Stick the chin rest paper inserted with the pushing pins onto the Chin rest 4 Installation of Printing Paper Please refer to section 8 2 regarding the sequence of i...

Page 22: ...ivalent curvature date etc please check them in SETUP mode 7 Transmission to Other Machines In case of transmitting the measured results to other machines prepare other machines while connecting the cable into the interface connector of this machine You can select the transmitting speed in the user s SETUP mode Please contact to the agent where you bought this machine for details ...

Page 23: ... Eye As removing the chin rest paper insert the pushing pins after adjusting the lower hole of model eye to the hole of chin rest 3 Release of Lock to Stage Section Release the clamping bolt at the lower cover of chin rest of the machine by rotating it counterclockwise and convert the stage fixing lever behind the joystick to the direction of UNLOCK Figure 8 Model Eye Installation Figure 9 Release...

Page 24: ... Right Adjustment Adjust so that the bright dot shall come inside the internal array ring by tilting the operation lever to the directions of left right 3 Focus Adjustment Adjust the focus so that the focus adjustment circle symbol shall appear on the bright dot by tilting the operation lever forward backward Auto tracking Function Press the FOCUS button for Auto tracking Function 1 Perform rough ...

Page 25: ... Auto Ref Keratometer HRK 7000 7000A 25 Tilt the joystick slightly to the left Tilt the joystick slightly to the right Pull the joystick forward Pull the joystick backward ...

Page 26: ...26 Auto Ref Keratometer HRK 7000 7000A Move the chinrest down Move the chinrest up Too close to the patient s eye Figure 10 When the main body is not within the working range of auto tracking ...

Page 27: ...uto Ref Keratometer HRK 7000 7000A 27 Optimum condition Too far from the patient s eye Figure 12 Adjustment of Measuring Position Focus External Array Ring Internal Array Ring Figure 11 Focusing Indicator ...

Page 28: ...again after repeating the procedure of a Check whether diopter value is measured or not In case that the measured value is not satisfactory measure it with the same way and check it again 2 Automatic Adjustment Push AUTO button at the bottom of monitor Adjust the position and focus of model eye as like in like in the procedure of adjusting measurement position focus explained in the previous page ...

Page 29: ...t In case that the equipment is fallen down or the exterior case of it is broken The keys change as follows as pushing FUNC button The change of measurement mode is to be set up as shown in the above figure as the product is wrapped in Huvitz IOL button is possible to use in K R measurement mode and REF measurement mode only As pushing IOL button the function of measuring IOL is to be performed an...

Page 30: ... As the equipment does not operate for over 5 minutes while the power switch is at the state of ON the power saving mode is to be performed If you push any buttons in the power saving mode it is changed to the mode of measurement preparation Figure 13 Relation between each button and measurement mode Power ON Acuity Map Z MAP button EXIT button DISPLAY Mode DISPLAY button EXIT button REF Mode MODE...

Page 31: ...rement screen appeared on the monitor NOTE If the measurement screen as shown in the above picture does not appear on the monitor screen let the power switch ON again in 10 seconds after switching it off If the measurement screen continues not to appear either please contact to the agents of Huvitz If the image of measurement screen is dark adjust the brightness by using the brightness adjustment ...

Page 32: ...it in front of the machine Make sure that the examinee should not put his or her hands or fingers under chin rest The hands or fingers can get injured For the prevention of infection cleanse the forehead rest with a solvent such as ethanol for every different examinee To keep it clean change the chin rest paper for every different examinee Let the patient sit comfortably by adjusting the table or ...

Page 33: ...operation lever forward At this time let the glittering bright dot come into the core of internal array ring Ask the examinee to look at the internal fixed target Adjust the focus so that the outline of bright dot can be apparent If the focus is adjusted appropriately the circle symbol appears on the bright dot Height Adjustment Adjust it by rotating the operation lever or chin rest lever Left Rig...

Page 34: ...34 Auto Ref Keratometer HRK 7000 7000A Figure 17 REF Manual Mode Screen Manual Auto Iris Pupil External Array Ring Min Radius of Iris Φ2 0mm ...

Page 35: ...ht dot and pupil can not keep the same axis during the consecutive measurement the error can be caused for measurement Measurement Push the measurement button If you stay while pushing the measurement button the measurement is to be performed consecutively As the measurement is completed the measured result is to be indicated on the screen of monitor In case of the consecutive measurement the resu...

Page 36: ...ft right eyes the value of PD Pupil Distance is to be indicated on the monitor Figure 18 Screen indicating the pupil distance Print Print the measured result by pushing the PRINT button The contents selected in SETUP mode is to be printed Refer to section 9 5 Cut the printing paper off from the end of it while lifting it Put the name of examinee in the blank of NAME if necessary Pupil Distance PD ...

Page 37: ...A 37 NOTE As it is printed the values measured so far are to be removed As a thermal printing record the printed characters are easy to be faded away Please make it copied if you want to keep it for a long time Figure 19 Example of Print ...

Page 38: ...rmed automatically without pushing the STOP button Perform the procedure of manual measurement mode Measurement As the array and adjusting the focus is completed the measurement is to be performed automatically After the measurement of times 3 or 5 times designated in user Setup mode is performed the measured result appear on the screen of monitor Maximum of 10 units of data is to be stored and yo...

Page 39: ...PD is to be indicated automatically on the screen of monitor Print Push the PRINT button in case that the measurement is conducted to the one eye only In case of selecting the condition of A Print as ON in Setup mode refer to section 9 5 the measured result is to be printed automatically as the measurement of both eyes is completed The message selected in Setup mode is to be printed together with ...

Page 40: ...ectly on examinee s eye As the examinee has the disease such as cataract The minor cataract can be measured in Retro Illum mode As errors are worried to happen by the scratch on cornea or turbidization of crystalline lens measure it in Retro Illum mode Measure the corneal curvature of cataract patient not in K R mode but in KER mode As the examinee has IOL implanted As measuring the refractive pow...

Page 41: ...n until KER is to be indicated on the upper right side of the screen 3 Perform the same 2 3 procedure of consecutive measurement of refractive power 8 2 1 Manual Measurement Mode Perform the adjustment of array and focus as like in the procedure of section 8 1 1 Measurement Push the measurement button The measurement continues to be performed as you keep pushing the measurement button As the measu...

Page 42: ...m the same 4 5 procedure of the consecutive measurement mode of refractive power Print the measured result through the same 6 procedure of section 8 1 1 Iris Pupil External Array Ring Min radius of pupil Φ2 0mm Figure 21 Screen indicating KER mode ...

Page 43: ... Auto Ref Keratometer HRK 7000 7000A 43 Figure 22 Example of Print ...

Page 44: ...e condition of good array between the machine and measured eye is reached the measurement is to be performed without pushing the measurement button Adjust the array and focus as like in procedure 2 of section 8 1 1 The measurement is to be performed automatically as like in procedure 2 of section 8 1 2 Print the measured result as like in procedure 6 of section 8 1 1 ...

Page 45: ... is to be indicated on the upper right side of the screen 3 Perform the same procedure as 2 3 procedure in consecutive measurement of refractive power 8 3 1 Manual Measurement Mode Perform the adjustment of array and focus as like in procedure 1 2 of section 8 1 1 Measurement Push the measurement button As you keep pushing the measurement button the measurement is to be performed consecutively As ...

Page 46: ...000A Perform the same procedure as like in procedure 4 5 of section 8 1 1 Print the measured result through the same procedure as like in procedure 6 of section 8 1 1 Iris Pupil Array Ring Mire Image Figure 23 Screen indicating K R Mode ...

Page 47: ... Auto Ref Keratometer HRK 7000 7000A 47 Figure 24 Example of Print ...

Page 48: ...sure you can designate the screen indication type R1 R2 AXÆK1 K2 AXÆAR CY AX in SETUP mode 8 3 2 Auto Measurement Mode As pushing Auto button in manual measurement mode it is to be changed to auto measurement mode As the condition of good array between the machine and measured eye is to be reached the measurement is to be performed automatically without pushing the measurement button in Auto measu...

Page 49: ...D Impossible to measure OU T Exceeding measurable range SPH exceeds 25D C OU T Exceeding measurable range CYL exceeds 10D Measurement of Curvature Indicating low reliability Measured value of low reliability Measure again OU T Exceeding measurable range Radius of curvature exceeds 10 2mm Impossible to measure OU T Exceeding measurable range Radius of curvature is less than 5 2mm C OU T Exceeding m...

Page 50: ...om the corneal center is it gets more even Consequently in case of prescribing lens such as RGP with corneal center curvature only the patient can feel uncomfortable while putting on the lens It is possible to select the appropriate lens considering the characteristics of patient by using the eccentricity of part around cornea calculated in KER P mode Check whether or not the measurement screen ap...

Page 51: ... on minimum meridian AX Axis on the radius of curvature on maximum meridian H EC Eccentricity of horizontal direction in the entire eyeball V EC Eccentricity of perpendicular direction in the entire eyeball A EC Average eccentricity of the entire eyeball Measurement of part around cornea The direction of part around cornea which is measure at present is to be indicated ...

Page 52: ...e of TEM SUP NAS INF In case that the measurement in the direction of part around cornea becomes difficult the direction lamp guidance LED light is to radiate in order to draw the examinee s sight around Mire ring actually After the examiner shall ask the examinee to look at the light of direction lamp then he or she can perform the measurement by adjusting the focus of Mire ring In case of part a...

Page 53: ... Auto Ref Keratometer HRK 7000 7000A 53 Figure 26 Screen indicating KER P Mode ...

Page 54: ...ould be adhered tilting Also make sure that air bubbles should not be generated behind contact lens 4 Sticking of Model Eye Fix the model eye stuck with contact lens with pushing pin after taking the chin rest paper away Let contact lens directed to the measurement window 5 Adjustment of Position and Focus Let Mire image come into the center of external array ring by slowly pushing and rotating th...

Page 55: ...t is to be indicated on the screen of monitor NOTE The measure result of astigmatic axis in base curve concave surface of contact lens has the difference of 90 compared with the measured value of astigmatic axis in the corneal curvature convex surface Figure 29 Screen indicating CLBC Mode 7 Print Press Print button ...

Page 56: ... Illum mode refer to section 8 7 1 Selection of REF Mode or K R Mode Keep pushing MODE button until REF or K R is to be indicated on the right upper side of screen 2 Perform the adjustment of array and focus according to procedure 1 2 of section 8 1 1 3 Selection of IOL Mode Push IOL button indicated as REF I K R I 4 Measurement Push the measurement button As you keep pushing the measurement butto...

Page 57: ...changing intensity of light shed on the eye In case that the crystalline lens is not much in opacity it is possible to measure the sight refractive power of eye as well while observing the shape reflected from retina 2 In case there are scratches on retina observe the scratches or observe whether or not the penetration of light into IOL is uniform after the implantation surgery of IOL 8 7 1 Adjust...

Page 58: ...he crystalline lens opacity degree of cornea and the degree of corneal scratches by observing the state of this Ret Illum image User Menu MEA By using the joystick measurement button you can store the observed Ret Illum image in memory while changing it as a static window MODE It is the button to change the window between Observe and Measure DISP It is possible to divide the static window of Ret I...

Page 59: ...gain Button It is the button to decrease the intensity of Ref LED for one 1 level Button It is the button to increase the intensity of Ref LED for one 1 level Measurement Mode Return As pushing EXIT button it is to finish Ret Illum mode and to return to the ordinary measurement mode Measure If you push Mode button in Observe window it is changed to Measure window Measure window is to consecutively...

Page 60: ...change the window between Measure and Observe AUTO It is possible to divide the static window of Ret Illum obtained by measurement button by two 2 and to show it by enlarging it for each left right eye By using button and button select the image Also as pushing SEL button the selected Ret Illum image is to be enlarged As pushing Print button amongst the menus of enlarged window it is possible to o...

Page 61: ...e power by one 1 level using button and button Observation on Retro Illumination Image Let LED to measure the refractive power to be at incidence to eye while avoiding the part of opacity in crystalline lens by using the operation lever It is effective for observation on Retro Illumination to let LED light be shed on part around pupil NOTE In order to protect the patient s eyes avoid examining the...

Page 62: ...the focus of image appeared on the screen If the stopped image is not satisfactory stop the image again after returning to Measure window by pushing EXIT button NOTE The opacity of crystalline lens caused by cataract can lead in errors of measured value while causing the aberration by the decenteredness 8 7 3 Storage If you want to store the stopped image in memory push the measure button You can ...

Page 63: ... Illumination image for two eyes on the screen of monitor enter Display mode by pushing DISP button You can select each image stored in Display mode window by using the button of or As pushing EXIT button it shall return from the enlarged window to the Display window As pushing EXIT button in Display window it is to return to Measure window ...

Page 64: ...tometer HRK 7000 7000A Figure 33 Window indicating stored image enlarged 8 7 6 Return to measurement mode As pushing EXIT button in Observe or Measure window you can return to REF KER K R KER P or CLBC measurement mode ...

Page 65: ...sed upon the wavefront of emmetropes Z Map is drawn as a kind of topographical map having the elevation according the degree of distortion aberration of wavefront come from myopia or hypermetropia Z Map is to measure the refractive power in REF or K R mode and you can see it by pushing Z MAP button 9 1 1 Composition of Window Figure 34 Z Map Window Aberration ...

Page 66: ...is to have higher wavefront aberration of and sign respectively By using the color table defined in Map Level the map in the center of window is to be drawn according to the areal wavefron aberration refractive power within pupil area Emmetropes is as in green hypermetropia is as in blue and myopia is indicated as in red the severer the abnormality of eye is the thicker their colors become In case...

Page 67: ... as follows Side Right or Left Sph Spherical Aberration Cyl Cylinder Aberration Axs Cylinder Axis RMS Size of Wavefront Aberration Root Mean Square Max Max of Wavefront Aberration um Min Min of Wavefront Aberration um 9 1 2 Change of Window As changing the measurement position of examinee to left or right side by moving the joystick the map is to changed again as a result obtained in the measured ...

Page 68: ...ime the guide message is to be indicated as Calculating Map for some time of standby for calculation As changing the MAP item n user SETUP as ON Zernike Map window is to be indicated directly on right bottom in the measurement window of REF and KNR Mode Figure 37 Z Map Window ...

Page 69: ...s 1 Check the measurement window on the screen of monitor 2 Adjust the position and focus so that the image of eye to be measured can be seen apparently 3 Push SIZE button after pushing FUNC button while selecting SIZE measurement mode Figure 38 Window indicating Size Mode Perpendicular bar Right eye Iris Pupil Corneal outline ...

Page 70: ...r is to adjust the movement of left bar and button and button in right side is to adjust the movement of right bar Move the relevant bar to left right sides by pushing button or button The measured value shall be indicated on the screen of monitor Store the measured value by pushing the measurement button The measured value is to be inputted beside 1 of right bottom of the screen It is to be input...

Page 71: ...procedure of 2 4 as performing the measurement again Measuring Bar Moving right perpendicular bar to right side Moving right perpendicular bar to left side Moving left perpendicular bar to right side Moving left perpendicular bar to left side Selecting measured value1 2 Terminating measuring size of pupil Iris Figure 39 Window indicating Size Mode Measurement ...

Page 72: ...t of the other eye Measure the other eye in the same way while holding the operation lever and pushing the stage to the counter direction 8 Printout of Measured Result The measured result of corneal radius is to be printed out as the item of CORNEAL SIZE in the built in printer Measured value Measured value Average ...

Page 73: ...R data or uncorrected eye SE value of REF corrected eye by AR measurement The value of AR measurement can be set by INC DEC buttons 4 Pressing the COMP button switches between the corrected view and the uncorrected view 5 If necessary switch to the view for near vision Press the near button 40cm f necessary switch to the view with addition power Pressing the ADD button 1 75D Pressing the ADD butto...

Page 74: ...74 Auto Ref Keratometer HRK 7000 7000A Figure 41 Display of VIRTUAL COMPARISON Mode ...

Page 75: ...in NOTE In case of K R mode the page changes as pushing REF button or KER button As pushing print button the measured result stored in memory is to be printed out through the built in printer and it is removed completely for the new measurement 1 Measured Result of Refractometry It indicates the latest measured result of max amount of ten 10 times refractive power of left right eyes As pushing CLE...

Page 76: ... 10 times refractive power of left right eyes As pushing CLEAR button the stored data is to be removed FIgure 43 Measured Result of Keratometry 9 5 User SETUP Mode It is to perform many setups relating to measurement print out etc As pushing MODE button for seconds 2 3 seconds it enters SETUP mode 1 Measurement of Refraction Cornea ...

Page 77: ... How to change item Select the wanted item while pushing button or button How to change content As pushing button or button the content changes The selected content is to be indicated as yellow character length NOTE You should change some contents in other way The procedure of relating setup change is to be ordered under the explanation on each item ...

Page 78: ... 1 4 Page VD Corneal Vertex Distance CYL Astigmatism Indication Type INC R Indication Unit of SPH and CYL MAP Z Map window to pop up in measurement window of REF Mode mm D Indication Type of Corneal Measurement mm R1 Radius of curvature on maximum meridian R2 Radius of curvature on minimum meridian AX Axis on the radius of curvature on maximum meridian D K1 Refractive power on minimum meridian K2 ...

Page 79: ... of Serial Number As pushing button or button the serial number is to change by the unit of 1 each time AUTO START You can select ON or OFF of AUTO START MODE MODE Select ON or OFF mode while pushing button or button TYPE It is to measure in AUTO START Mode consecutively three 3 times only It is to measure in AUTO START Mode consecutively five 3 times only It is to measure in AUTO START Mode conse...

Page 80: ...9600 57600 and 112500bps as its data transfer rate RS232 Setup of transmission method method and version of other equipment Figure 46 Setup Mode Information page 3 Content of Item 3 4 Page DATE TIME Date Time DISP Setup of indication sequence of year month date YMD Year Month Date MDY Month Date Year DMY Date Month Year ...

Page 81: ...n printer for the measured result of Refractometry STD The measured result average value of max ten 10 times are to be printed out AVE Only average value is to be outputted printed out OFF It is not to be printed out K PRT Output type of built in printer for the measured result of Keratometry STD The measured result average value of max ten 10 times are to be printed out AVE Only average value is ...

Page 82: ...er by using the function of internal printer message input It can print 26 units of characters on two 2 lines MSG1 Character input for the first line MSG1 Character input for the second line Character Input As pushing button or button the character board is to pop up After selecting the line by button or button again input them by using SEL button while selecting characters pushing b ...

Page 83: ...rking distance of the chart can be set ADD The addition power can be set Figure 48 Character Input ETC Other Setup LANG You can select the characters indicated on the screen among the supported multi languages Select one among English Chinese Spanish German and French BEEP Setup of Beep sound ...

Page 84: ...84 Auto Ref Keratometer HRK 7000 7000A ...

Page 85: ...7000A 85 9 6 Power saving Function The power saving function begins to operate if you do not operate the machine at all for five 5 minutes or so It is to return to the measurement mode as pushing any button optionally in saving mode ...

Page 86: ...bought the machine after switching the power off As the power switch is on Message Cause Method of settlement Motor Error Internal abnormality for the equipment Re input the power in 10 seconds after switching it off In case that the message is indicated again contact our sales representative EEPROM Error EEPROM Data Error System Error Clock Error INVALID SETUP DATA REF Abnormality in the internal...

Page 87: ...urvature radius of examinee s eye exceeds 10 2mm Object lens within measurement window is polluted Clean the glass OUT Sphere of examinee s eye exceeds 22D Impossible to measure Curvature radius of examinee s eye is less than 5 0mm Objective glass in measurement window is polluted Clean the glass C OUT Astigmatism of examinee s eye exceeds 10D Impossible to Measure Corneal astigmatism of examinee ...

Page 88: ...88 Auto Ref Keratometer HRK 7000 7000A Message as printing Message Cause Method of settlement CHECK PAPER There is no printer paper or lever is not closed Install printer paper or close the lever ...

Page 89: ... with shaft out of the printer and pull the rotating shaft away from paper roll Put the rotating shaft into the new roll Put the paper inserted with the rotating shaft into the printer case Fix the paper onto the printer At this time adjust the length of paper so that it can come out from the paper outlet of the printer cover Close the cover after inserting the end of paper into the hole of cover ...

Page 90: ...u can put 50 sheets of it on Insert the pins into each one of two 2 holes in the chin rest 10 2 3 Replacing Fuse Turn off and raise the HRK 7000A with two arm carefully Remove the Power cord Pick the fuse holder out from the Power inlet Exchange the fuses Insert the fuse folder Use 250V T3 15AL fuse for the Auto Ref Keratometer HRK 7000A INFORMATION ...

Page 91: ...ion place of the equipment Off the power switch of main body Take the power connection cable apart Lock the clamping bolt by rotating it clockwise Move it while maintaining the horizontality of it by holding the bottom of the main body 10 5 Disposal NOTE To dispose the instrument accessories and components follow local governing ordinances and recycling plans regarding disposal or recycling of ins...

Page 92: ...riod of parts required for repair of this machine is by eight 8 years after stopping to produce the product Parts to be repaired by qualified service manpower Parts below are consumable in their characteristics or the quality of them shall de degraded after the long time use User should not replace them by him or herself Please contact to Huvitz s agent for the replacement if these parts are consu...

Page 93: ...ance VD 0 0 12 13 5 15 0 SPH 25 00 22 00D In case of VD 12mm CYL 0 00 10 00D 0 12 0 25D Unit Axis AX 1 180 1 Unit Cylinder Form MIX Pupil Distance PD 10 85mm Minimum pupil diameter Ø2 0mm Keratometry Radius of Curvature 5 0 10 2mm 0 01mm Unit Corneal Power 33 00 67 50D In case that the corneal equivalent refractive power is 1 3375 0 05 0 12 0 25D Unit Corneal Astigmatism 0 0 15 00D Increments 0 05...

Page 94: ...izontal direction by joystick Up Down 30 mm or more Right Left 92 mm or more Back Forth 38 mm or more Data Storage Measured value of ten 10 times amount for each left right eye Hardware specification Built in printer Line printer of heat printing type Power saving function As stopping to measure for about 5 minutes the main power is shut It returns as pushing buttons Monitor TFT LCD Color Monitor ...

Page 95: ...essories Figure 53 Accessories 1 Power Cable AC 220V 60Hz Power plug or other 1 unit 2 Model Eye Sph 5 0D 5 5D 1 unit 3 Chin Rest Paper 100 sheets 1 bundle 4 Printer Paper 2 rolls 5 Wind blower 1 unit 6 Dust Cloth 1 piece 7 Fuse 250V 3 15A 2 units ...

Page 96: ...information Name of the instrument Auto Ref Keratometer MRK 3100P Serial number of the instrument refer to the 9 digit number on its product label or name plate Descriptions of Problem In detail Date of Purchase Dealer s Name Dealer Address Dealer Phone No Model No Serial No Ú Huvitz recommends customers to fill up the following form after purchase and retain this manual as a permanent record of p...

Page 97: ... Auto Ref Keratometer HRK 7000 7000A 97 ...

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