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11. Specifications

11-1. Measurement

Conventional mode

Refractometer

Size measurement

Keratometer

Target chart

Printer

Interface

Dimension
Weight
Power supply
Power Consumption

Display

Special Function

REF
KER
REF/KER

CLBC
PK

ILLUM
SIZE

Sphere
Cylinder
Axis

Required minimum pupil

Cornea
Pupil

Radius curvature
Refractive power

Astigmatism
Astigmatic axis
Peripheral measurement

Maximum

Auto fog system with scenery chart

Built in thermal printer with auto loading & auto cutter

RS-232C (RX/TX), D-sub (video out)

Approx. 18kg

AC 100 - 240V 50/60Hz

80W

Tiltable wide 7 inch TFT LCD

Luminance 400cd/m

Resolution 800 x 480 pixels

Refractometer
Keratometer
Refractometer with Keratometer
Cont

act-lens basecurve measurement

Peripheral Keratometer
Retro-illumination function

Cornea / Pupil size measurement

-25.00 ~ +25.00D (VD 12mm) (0.12 / 0.25D

Steps)

0 ~ ±10D (0.12 / 0.25D

Steps)

1 ~ 180˚ (1˚ Step)

2.0mm

0 ~ 12.9mm
0 ~ 12.9mm

5.0~10.00mm (0.01

Steps)

33.75 ~ 67.5D (0.12 / 0.25D

Steps)

±9D
1~180 (1˚

Steps

)

6.0mm (r=7.8)

88mm

(±1mm)

●

11-2. General Specifications

Содержание LRK 5200

Страница 1: ......

Страница 2: ...plying Power 10 6 3 Standby 11 7 Measurement 13 7 1 Aligment 13 7 2 Refractive measurement 16 7 3 Keratometry measurement 18 7 4 Contact lens Basecurve measurement 20 7 5 Kerato Peripheral Measurement 22 8 Additional function 26 8 1 IOL Function 26 8 2 RETRO ILLUMINATION Function 27 8 3 SIZE Measurement Function 30 9 Setting 33 9 1 Menu Setting 33 9 2 Auto measurement function 36 10 Maintenance 37...

Страница 3: ...r negligence such repairs will be provided as charged service This manual contains information on correct handling and operational procedures as well as safety consideration pertinent to LRK 5200 Before carrying out measurement and or adjustment read the instructions throughly so that effective operation is ensured As this constitutes an important reference and user guide keep it on hand at all ti...

Страница 4: ...tions Warning To prevent fire or injury caused by electric shocks from water leakage connect the plug to a bipolar outlet with proper grounding Grounding cannot be made properly if the plug is connected to another outlet To prevent electric shocks do not remove the cover Malfunctioning due voluntary remodeling or disassembly are not covered by warrantee repair services To repair the device please ...

Страница 5: ...4 2 Parts names 2 1 Body Parts 1 2 3 4 5 6 7 8 9 10 11 LCD Screen Print Button Function Button Chin rest Printer Chin rest Pin Measurement Button Soft Lock Lever Joystick Base Chin Rest Up Down Button ...

Страница 6: ...5 Surround IR LED Base Chin rest ForeHead rest Body View Window Fuse Holder VGA External Interface Video Power Innet RS 232 External Interface ...

Страница 7: ...n Manual 1EA Use accessories specified by manufacturer to avoid any malfunction or failure Extra care should be taken for the storage of a model eye avoid where the lens of the model eye may be damaged as well as any dusty or humid steamy environment Avoid direct sunlight humidity and high temperature when storing printer paper which is a thermal paper Warning ...

Страница 8: ...laces where either dust or rubbish accumulates Environment with extremes in heat and humidity should also be avoided Always follow the environmental requirements below for installation Temperature 10 40 Humidity 30 75 3 Keep away from inflammable or explosive gases as well as storage areas housing medical supplies and chemicals 4 Avoid installing where dew condensation may accumulate Also avoid wh...

Страница 9: ...n dust or fingerprints appear on the optical part use a soft cloth to wipe off the build up In case the build up is hard to remove absolute alcohol is recommended Warning For stains hard to remove using neutral cleaner with a dry cloth 5 Clean the chin rest and headrest with neutral cleanser very often For the sterilization of these parts expecially where the examinee may contact hydrogen peroxide...

Страница 10: ... the procedure 2 Set and fix the chin rest papers with the chin rest pins on the chin rest Warning For sanitary consideration disposing the sheet of the used chin rest paper after every measurement is recommended Always use the chin rest papers following the above For sanitary consideration disinfecting the chin rest with a neutral cleanser ...

Страница 11: ...at the button is OFF O 2 Put the power cord into the instrument s power innet placed on bottom of base then insert the plug into a general porpose outlet Caution Always make sure that the cable is grounded 3 Turn the power button ON I ...

Страница 12: ...mm Unit of Refractive measurement Mark of Astigmatic value Indicates the eye to be measured Measurement mode number Refractive measurement mode Keratometry measurement Refractive Keratometry measurement Mode for Contact lens base curve Kerato peripheral measurement IOL measurement for implanted eye such as IOL Pupil size measurement Button for Retro illumination Display measurement result on the L...

Страница 13: ...the measuring unit toward the patient Backward moves the measuring unit toward the user Right Left moves the measuring unit to the right or left respectively Moves the measuring unit up when turned clockwise and down when turned un clockwise ...

Страница 14: ...ehead against the headrest Then have him or her see the internal target 2 Check from the side and press the chin rest up down button for patient s eye level is in the line Warning Uncomfortable posture may cause fatigue to the patient during measurement Vertically adjust the table or the chair to avoid that ...

Страница 15: ...ing joystick move measuring unit to show patient s eye on the screen If 12 mire dots are appeared adjust to make central white point into red small circle 4 Control the joystick to make central white point cearly ...

Страница 16: ...rement button Warning It is essential to achieve correct alignment for more precise measurement It is strongly recommended to practice and be accustomed to alignment and focusing before measurement LRK 5200 is equipped with Auto Measurement Function ...

Страница 17: ...ill be appeared on the screen Right Left Eye Refractive measurement Number Measurement number S Spherical Value C Astigmatic Value A Axis angle of Astigmatism PD Pupil distance VD Vertex distance STEP Step of Refractive measurement CYL Sign of Astigmatic value PD result is indicated after both right and left eyes are measured ...

Страница 18: ... Time Patient s name VD Vertex distance CYL Sign of Astigmatic SPH Spherical Value CYL Astigmatic value AX Axis of Astigmatic value AVE Average of Value PD Pupil distance User message print function 4 button is for display the data on the monitor screen ...

Страница 19: ...en the keratometry measurement is finished the result will be appearde on the screen R1 R1 Value R2 R2 Value A Axis of Corneal astigmatism INDEX Corneal Refractive index PD result is indicated after both right and left eyes are measured ...

Страница 20: ... D dioptor is selected in m D option of Menu K1 K2 will be displayed instead of R1 R2 Date Time Patient s name Index Refrative Index R1 R1 Value R2 R2 Value D Corneal Refractive Power AX Axis of Corneal Astigmatism AVE Average of Value CYL Corneal Astigmatic Value PD Pupil Distance User message print function ...

Страница 21: ...ment 1 Put a small amount of water on the concave face of the contact lens holder as below 2 Place the contact lens so that its convex side faces the holder 3 Check the contact lens is firmly adhered to the holder then set mode to measure ...

Страница 22: ...21 4 Sample of Contact lens Base curve measurement R1 R1 Basecurve R2 R2 Basecurve A Astigmatism of Contact Lens D Refactive Power of Contact Lens A Axis of R1 R2 curve ...

Страница 23: ... R2 Value D Refractive Power of Basecurve AX Axis of each Basecurve AVE Average of each result CYL Astigmatic Value of Basecurve User message print function 6 button is for display the data on the monitor screen 7 If D dioptor is selected in m D option of Menu K1 K2 will be displayed instead of R1 R2 ...

Страница 24: ...t mode to PK mode 2 Following the refractive measurement procedure 3 Measure the center watch measurement guide mark on the screen In case of the corneal peryphery let patient see the green light Measurement position right eye Inferior Nasal Superior Temporal ...

Страница 25: ... Nasal Value Number Measurement number NAS Temporal Value R1 R1 Value of center PD Pupil distance R2 R2 Value of center INDEX Refractive index A Axis of center STEP Result icon of refractive measurement SUP Superior Value CYL Corneal Astigmatic PD result is indicated after both right and left eyes are measured ...

Страница 26: ...asurement Date Time Patient s name Index Refrative Index R1 R2 Measurement result of center AVE Average of each result CYL Astigmatic S Superior Value I Inferior Value T Temporal Value N Nasal Value User message print function Warning Advise patient to turn only his or her eyes not forehead ...

Страница 27: ...ent is prepared mark comes out 3 Following the refractive measurement procedure 8 1 IOL Function 1 LRK 5200 has a function to measure the implanted eye such as IOL Warning If IOL mode is not set when IOL implanted eye is measured measurement may fail or error ...

Страница 28: ...ination REF ILLUM TAG to make clear pupil image CAPTURE Capture the screen without Refractive measurement CAPTURE REF Capture the screen after Refractive measurement IOL Capture the screen after refractive measurement with IOL function 3 Types of illuminant REF Retinal Refraction ILLUM Support IR LED brightness TAG Patient s Target screen ...

Страница 29: ...s pressed then captured image will be stored if measurement button is presed 5 The measurement result captured images would be displayed on the screen if button is pressed then other result images can be show using button Real Size image would be displayed if button is pressed ...

Страница 30: ...29 6 Real Size image 7 Zoom Function would be activated if button is pressed ...

Страница 31: ...30 8 3 SIZE Measurement Function 1 Measure to size of pupil 3 Place eye image between two violet bars then press measurement button to capture 2 Press button 12 9 ...

Страница 32: ...31 4 The distance between two bars would be displayed if they are moved by buttons after they are choosen button 5 After press the measurement button save the first measurement value ...

Страница 33: ...32 7 When save the second measurement value average value will be displayed on the screen 6 Press the button then measure the second measurement by same way ...

Страница 34: ...to adjust It can be controled by chin rest up down button DATE TYPE Selects the display form of the date YMD Y M D MDY M D Y DMY D M Y Increase decrease the date by Chin Rest button DATE TIME Sets and corrects the date time Increase decrease by Chin Rest button BEEP Choose the sound or not REF PRINT ALL DATA Print all data of REF AVERAGE Print the average only OFF No printout KER PRINT ALL DATA Pr...

Страница 35: ... D Selects measurement mark of result mm curvature semi diameter D refractive power AUTO FOCUS This value relates to AUTO Measurement Function It can be controled by chin rest up down button RS 232C Selects the print on the print paper when do serial with other device PRINT RS232C Use both of Print and RS232C serial communication RS232C Use only RS232C serial communication INDEX Selects refractive...

Страница 36: ... in cursor REF Spherical diopter REF astigmatic diopter REF Axis of astigmatism KER Spherical diopter KER astigmatic diopter KER Axis of astigmatism CLBC Spherical diopter CLBC astigmatic diopter CLBC Axis of astigmatism Recommend that operations must be carried out by experienced authorized personnel DSTS DSTC DSTA DSTS DSTC DSTA DSTMA DSTMI DSTA Chin rest Up Down Button ...

Страница 37: ...t Auto Manual in the menu screen to AUTO 4 Carry out alignment Measurement will automatically start when alignment is achieved 5 Take a measurement for another eye following the steps above 2 Press the button for save then press button to go back to the Main screen 3 will be appeared Warning When you wish to cancel auto measurement function change the setting MANUAL mode in the main screen ...

Страница 38: ...printer paper 10 Maintenance 1 When the printer paper is out icon comes out on the screen 2 Push the printer cover then open as below drawing 3 Set a roll of printer paper insert the loose end of the paper to the printer ...

Страница 39: ...nsert the loose end of the paper to the printer as arrow 5 Draw the paper to the slot of the printer cover then close Printer paper has front back When the paper jams or fades out please turn it over Caution ...

Страница 40: ...ve it 10 3 Storage Avoid storage under the following conditions Always use the specified fuses only 2A 250V Caution Warning Lower the main body to the lowest position using joystick Lower the chin rest to the lowest position Turn the power switch OFF O Remove the power cord from the outlet Secure the lock knob firmly between main body and base Put the dust cover on the unit 1 Points to be checked ...

Страница 41: ... place 10 4 Confirmation of measurement accuracy It is extremely important to check the operation and accuracy of the instrument using the supplied model eye We recommend you to check accuracy periodically When the measurement result of the model eye falls anywhere within the tolerance listed below measurement should be considered reliable and accurate When the result exceeds the tolerance contact...

Страница 42: ...chart Built in thermal printer with auto loading auto cutter RS 232C RX TX D sub video out RS 232C RX TX D sub video out Approx 18kg AC 100 240V 50 60Hz 80W Tiltable wide 7 inch TFT LCD Luminance 400cd m2 Resolution 800 x 480 pixels Refractometer Keratometer Refractometer with Keratometer Contact lens basecurve measurement Peripheral Keratometer Retro illumination function Cornea Pupil size measur...

Страница 43: ......

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