Kowa VX-20 Instruction Manual Download Page 76

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Specifications

Field angle

Mydriatic: 50º/30º
Non- mydriatic: 45º/27º

Working distance

39mm (between the patient’s eye and the front of the ob-

jective lens)

Diopter compensation range of patient’s eye

─

12D - +13D

─ ─

10D -

─

32D

+10D - +35D

Focusing

Split luminous bars coincidence (with ON/OFF function)

Working distance adjustment

Luminous dots indication (with ON/OFF function)

Optical viewfinder (eyepiece) diopter

compensation range

─

8D - +5D

Observation illumination light

Halogen lamp

Photography flash lamp

Xenon flash lamp

Horizontal optical head base moving distance

Lengthwise (coarse motion) --- 90mm

(fine motion) --- approximately 17.5mm
Crosswise (coarse motion) --- 140mm

(fine motion) --- approximately 17.5mm

Vertical optical head base moving distance

30mm

Tilting operation range

Elevation --- 11º, depression --- 15º

Rotating arm operation range

30° each for left and right

Power supply voltage

AC120V

Power supply frequency

50/60Hz

Power supply input

Normal: 250VA, Maximum: 1500VA

Dimensions

394mm (W) x 562mm(D) x 724mm(H)

Weight

39kg

Compliance standard

• IEC 60601-1:1988+A1:1991+A2:1995

• IEC 60601-1-2:2007

Safety standard and classification

• According to the type of protection against electric shock

(Class

device)

• According to the degree of protection against electric shock

(Type B applied part)

• According to the type of protection against ingress of water as detailed in the current edition of IEC60529.

(IPX0)

• According to the degree of safety of application in the presence of a flammable anaesthetic mixture with

air or with oxygen or nitrous oxide.

(Equipment not suitable for use in the presence of a flammable anesthetic mixture with air or with

oxygen or nitrous oxide)

• According to the mode of operation.

(continuous operation)

Summary of Contents for VX-20

Page 1: ...INSTRUCTION MANUAL RETINAL CAMERA Kowa KOWA VX 20 US ...

Page 2: ......

Page 3: ...2 1 A bodily injury means an injury burn electrical shock and so forth that will not necessitate hospitalization or long term outpatient treatment 2 Damage to property means an extensive damage to a house and or household goods as well as a domestic animal and pet Meanings of symbols Graphical indication of any danger including warning and caution What is warned is explicitly and pictorially indic...

Page 4: ...nction or a fire may break out Make sure that the instrument is properly grounded to protect from bodily injury Connect the plug into the three wire grounding type outlet with ground wire Otherwise there may occur electrical shock Prohibitory Do not place a container or cup containing liquid near the instrument Spilled liquid entering into the instrument may cause electrical shock If liquid should...

Page 5: ...e flash lamp bulb and halogen lamp bulb with your bare hand Otherwise the lamp may reduce the light intensity and longevity Do not increase the observation illumination light intensity more than required Otherwise the eye may be injured Do not increase the photography light intensity more than required Otherwise the patient may experience pain and his or her eye may be injured The air vent must no...

Page 6: ...he patient s eye nose or face does not come in contact with the loca tions shown with an arrow in the illustration when operating the instrument Caution for air vent Caution The air vent shown with the arrows in the illustration must not be obstructed Obstructing the air vent may increase the instrument temperature and result ing in malfunction of the instrument or a fire Do not insert any metal o...

Page 7: ...V Meanings of symbols Symbol for Caution Symbol for Warning High voltage Symbol for Caution High tempera ture Symbol for Power ON Symbol for Power OFF Symbol for Type B applied part ...

Page 8: ...as it may adversely affect the safety 11 Disinfect using alcohol the parts accessible by the patient 12 The power supply must be provided for the sole use of this instrument 3 Precautions when using this instrument 1 Carefully handle the objective lens as soiled or scratched part of the objective lens may be imaged as white spots 2 Always cover this instrument when not in use in order to protect t...

Page 9: ...601 B IEC XXXXX For B See 19 201 and its rationale 3 3a Item A in PATIENT ENVIRONMENT and item B in non medical ly used room A IEC 60601 B IEC 60601 or IEC XXXXX For B See 19 201 and its rationale 3b Item A in PATIENT ENVIRONMENT and item B in non medi cally used room A IEC 60601 B IEC 60601 or IEC XXXXX For B Additional protective earth or SEPARATION DE VICE KEY TO TABLE Additional protective ear...

Page 10: ... meets IEC60245 IEC60227 or higher standards 8 Assure that the power supply is turned OFF when connecting other device to the system 9 Do not turn ON the power supply until all devices are completely connected 10 Do not place or install the devices and the system components on the unstable or inclined table 2 Precautions for use of Multi tap with Isolation Transformer 1 Do not place Multi tap with...

Page 11: ...owing items shall be considered after using the instrument 1 Turn OFF the instrument after setting control switches dials and so forth to their initial status following with a specified procedure 2 Do not pull cords for removal because an excessive force is exerted on them 3 The following shall be considered regarding storage location Store the instrument at locations free from splashes of water S...

Page 12: ... Accessories USB cable 1 A mini B type 2 1 2 3m Objective lens cap holder 1 Illumination lamp 1 Instruction manual 1 Setup manual 1 Blower 1 Dust cover 1 Chin rest paper 1 Chin rest paper retaining pins 2 Compact flash memory card 1 Hex wrenches 3 Head bands 2 Fuses 2 ...

Page 13: ...ation target 1 K9L PE56 Grips 2 K9L GR56 Forehead rest 1 K9L HR56 Exciter Barrier filter set for FAF 1 K9L IF56K Bar code reader 1 1 6m VK CB2H Card reader 1 1 2m VK CB2G LAN cable cross 1 5m K9L SC56B USB cable 2 A B type 1 5m K9L SC56C ...

Page 14: ...ion for use 1 1 2 System overview 1 1 3 Features 1 1 4 Name and function of each component 2 1 5 LCD monitor indications 6 2 Preparation 8 2 1 Assembly and installation 8 2 2 Inserting removing compact flash memory card 8 2 3 System connection configuration 9 2 4 Turning ON the power 10 2 5 Turning OFF the power 10 2 6 Retinal camera preparation 11 2 7 Preparatory procedure of the examined eye 11 ...

Page 15: ...ting 39 5 1 Main 39 5 2 Capture 41 5 3 Viewer 42 5 4 Advanced functions 43 5 5 Maintenance 46 6 Troubleshooting 48 7 Maintenance and inspection 52 7 1 Daily maintenance 52 7 2 Daily inspection 53 7 3 Daily cleaning 54 7 4 Replacement of consumables 55 7 5 Regular inspection 59 8 Specifications 60 9 Technical information 61 9 1 Folder structure and data format of the compact flash memory card 61 9 ...

Page 16: ...XIV ...

Page 17: ...n mydriatic with ability to perform various photography such as Red Free photography and Fluorescence angiography and FAF photography optionally available 1 3 Features Provides filmless photography with full computerization Large screen touch the LCD monitor Significantly lowered eye level as much as 75mm compared with the previous model Equipped with simplified filing function Finer flash compens...

Page 18: ...ng or photog raphy information For selecting the methods for pa tient s fixation and changing the position of the internal fixation tar get select the buttons on the LCD monitor with the touch panel Shutter button It is a button to fire the flash light for photography Control lever It is a stick to move the optical head lengthwise or crosswise By rotating the stick the optical head is moved upward...

Page 19: ... photography mode to mydriatic color Non mydriatic color button It is a button to switch the photog raphy mode to non mydriatic color Diopter compensation buttons They are buttons to insert a lens to correct the diopter of the patient s eye LCD monitoring button It is a button to observe on the LCD moni tor in mydriatic color photography Red Free photography Fluorescence angiog raphy mydriatic flu...

Page 20: ...es cence angiography and autofluo rescence photography FAF Focusing knobs Knobs located on both sides of the optical head base used for focusing Tilting handle This is a handle to tilt the optical head There is a lock mechanism Grip socket Located on the both sides Air vent Wind generated by the internal cooling fan blows out Forehead rest Used for resting the pa tient s forehead against it Object...

Page 21: ...lied Ejector button When pressed the compact flash memory card comes off Ethernet connector Used for connecting an external PC in the Network connection mode USB connector Used for connecting a numerical keypad ID card reader printer to the instrument Data output terminal Used to connect an external PC with a USB cable in the Network connection mode Image output terminal Photography condition outp...

Page 22: ...cted in the aperture 0 Flash intensity The intensity of light emitting from the photography flash lamp is indicated Flash intensity compensation buttons It appears when the flash intensity compensation knob on the panel is at the position of 5 or 5 It enables a wider range of light intensity compensation EXIT button It is a button to terminate this instrument Press it to termi nate the instrument ...

Page 23: ...the currently played im age g VIEW button Used to display a next image of the currently played image h MULT button Used to display an image of the same ID in four sections j PRINT button Used to print out the currently displayed image k TRASH button Used to delete the currently displayed image from the com pact flash memory card y EXT button u CENTRAL button i DISC button o MACULA button p PERIPHE...

Page 24: ... cap holder attach it directly on or near the instrument 2 2 Inserting removing compact flash memory card When using the instrument in the Stand alone setting see 2 3 1 Stand alone make sure that the com pact flash memory card is inserted To transfer data from compact flash memory card to a computer follow the procedures and notice below to remove the card 2 2 1 Inserting a compact flash memory ca...

Page 25: ...ipheral device it must meet all applicable EN IEC standards Data processing device must meet IEC60601 1 or IEC60950 The system that combines such data processing device must meet IEC60601 1 1 The system admin istrator who builds such system bears all responsibility to have the system comply with requirement of IEC60601 1 1 Should you have any question contact Kowa or your Kowa dealership 2 3 1 Sta...

Page 26: ...nection In order to use this instrument in the Network connection setting a computer optional device with image acquisition software installed is required along with K9L SC56B optional accessory or K9L SC56C op tional accessory To use the instrument in this setting you must establish a network containing this instrument and other external devices The network must be established by Kowa or a Kowa d...

Page 27: ...t to a dark room and let the examined eye dilate spontaneously 2 Make sure that the pupil is sufficiently open Sufficient diameter of the pupil is 5 5 mm or more in mydriatic mode 4 0 mm or more in small pupil mode and 4 0 mm or more in non mydriatic mode 3 Fixing the patient 1 Instruct the patient whose eyes are dilated sufficiently to be seat ed in front of the retinal camera 2 Adjust the height...

Page 28: ...rol 1 Grab the control lever completely in a hand 2 While holding the control lever in upright position move it lengthwise or crosswise so that the entire panel will move For fine motion control 1 Hold the control lever with your finger tips 2 Tilt the control lever lengthwise or crosswise The optical component is moved to the direction where the control le ver is tilted For upward downward motion...

Page 29: ...r switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instrument Please read the user manual supplied with the VK series for operational procedures In the Network connection setting the function depends on the external device connected to the instru ment Follow the user manual of the external device for the details on available functions and oper...

Page 30: ...base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor 8 Adjust the working length Slowly move the optical head base forward until the working dot is shown on the retinal image Coarse motion Adjust the position of the main unit so that the working dot shown on the retinal image becomes the brightest on the working dot aid F...

Page 31: ... come to form a straight line Notice The focus dots are not displayed when using the diopter compensation lens Adjust the focus as you view the retinal image on the LCD monitor 0 Photograph the image Press the shutter button to activate the flash and photograph the im age When the connection configuration in Stand alone or Network con nection images are displayed in the preview window immediately ...

Page 32: ...e setting the patient s ID may be entered or switched Refer to 3 5 1 to enter an ID or switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instrument Please read the user manual supplied with the VK series for operational procedures In the Network connection setting the function depends on the external device connected to the instru ment Follow t...

Page 33: ... each button is shown below 10 to 35D 0 12 to 13D 32 to 10D 7 Pull the main unit towards you as far as it goes and move the optical head base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor 8 Adjust the working length Move the optical head base forward until the patient s pupil and the ring illumination coincide Coarse mo...

Page 34: ...ection button or use the internal fixation target optional accessory to guide the patient s fixation 0 Adjust the focus Turn the focusing knob to adjust the focus When you turn the fo cusing knob the focus dots on the LCD monitor move left and right Turn focusing knob so that the upper and lower focus dots come to form a straight line Notice The focus dots are not displayed when using the diopter ...

Page 35: ...carefully before using fluorescent agent and follow the instruction 1 Enter switch or check the ID According to the system connection configuration enter switch or check the patient s ID In the Stand alone setting the patient s ID may be entered or switched Refer to 3 5 1 to enter an ID or switch between IDs In the VK connection setting IDs are managed through the VK series connected to this instr...

Page 36: ...ach button is shown below 10 to 35D 0 12 to 13D 32 to 10D 7 Pull the main unit towards you as far as it goes and move the optical head base horizontally and or the optical component vertically so that the patient s eye is displayed in the center of the LCD monitor 8 Adjust the working length Move the optical head base forward until the patient s pupil and the ring illumination coincide Coarse moti...

Page 37: ...ation 0 Adjust the focus Turn the focusing knob to adjust the focus When you turn the focus ing knob the focus dots on the LCD monitor move left and right Turn focusing knob so that the upper and lower focus dots come to form a straight line Notice The focus dots are not displayed when using the diopter compensation lens Adjust the focus as you view the retinal image on the LCD monitor Start the t...

Page 38: ...nd This function is useful during the initial period of the fluorescence angiography Preview cannot be displayed quickly enough when consecutively taking a photograph each second If you want to use this function frequently it is rec ommended to set the connection configuration to VK connection With the flash intensity of 300W you may take up to 20 consecutive photographs at a speed of one image pe...

Page 39: ...button on the LCD monitor while in the capture mode You cannot take photograph in the viewer mode Also all buttons on the panel become disabled in this mode If you go to the viewer mode during Fluorescence angiography the timer indication disappears however the timer continues and the timer indication resumes at the actual elapsed time when you return to the capture mode ...

Page 40: ...n use the keypad and enter a new ID Check that the new ID is displayed in the ID field and press OK button Procedure 2 Reading the ID through a card reader bar code reader 1 Press the Input ID button 2 Read the ID through a card reader bar code reader 3 Check the new ID is displayed in the ID field and press OK button 1 3 2 Notice The last ID entered will be the Save View ID of the instrument If y...

Page 41: ... 5 2 Single image display This function is enabled while the connection configuration is Stand alone You may view the images saved under an ID one at a time This function is enabled immediately after you go to the viewer mode The most recent image saved un der the selected ID is displayed Use the arrows on the LCD monitor to switch images VIEW button for the next image and REVIEW button for the pr...

Page 42: ...ber of pages and the current page number both of which are based on four image display are indicated on the upper left of the four image display window When you press the MULT button four images indicated A in the illustration appear in a window Press VIEW button while the images A are displayed Four images B appear in the window Press REVIEW button while the images A are displayed Four images D a...

Page 43: ... are selected in this order The selected images are displayed as shown above Example When two images 7 and 3 are selected in this order The selected images are displayed as shown above Switching back to the single image display While on the four image display tap on an image twice to go to the single image display of the selected image If you press the MULT button while on the four image display b...

Page 44: ...o delete is displayed an alarm message appears If you are certain that you want to delete the image press Yes If not press No While on the four image display Press the images you want to delete Select is indicated on the corner of the selected images is a number of your selection When you press the TRASH button an alarm message appears If you are certain that you want to de lete the images press Y...

Page 45: ...y press the PRINT button to print the images that are shown If on the multiple image display the photographed images are printed as shown in the LCD monitor Notice A designated printer optional device is required to print photographed images 3 5 6 Switching to the capture mode You may switch from the viewer mode to the capture mode While in the viewer mode press the CAPTURE button on the LCD monit...

Page 46: ...eel a click when moving the instrument When you have finished photographing the surrounding field and return to the standard photography return the instrument to this position When the tilting angle of elevation is insufficient in order to photograph a surrounding field you may use a higher forehead rest K9L HR56 optional accessory which moves back the pa tient s forehead and increase the angle of...

Page 47: ...e photographed under each photography mode is shown below Photography mode Standard S P S S P Mydriatic color Φ5 5 mm Φ4 0 mm Φ3 5 mm Red Free Φ4 0 mm FA Φ5 5 mm Φ4 0 mm Φ3 5 mm Non mydriatic color Φ4 0 mm Φ3 5 mm FAF Non mydriatic monitoring Φ4 0 mm Φ3 5 mm FAF Mydriatic monitoring Φ5 5 mm Φ4 0 mm Φ3 5 mm pupil of the diameter shown in the table or larger may be photographed Two levels of the S P...

Page 48: ...diameter setting The inner circle is the pupil diameter that may barely be photographed in the current diameter setting Use these circles as reference to select the suitable pupil diameter for photography When you select Φ3 5mm as the pupil diameter to be photographed a green line appears outside the outer circle This circle shows an area where a flare may occur during photography Align the pupil ...

Page 49: ...the viewfinder monitoring mode Point When the patient s pupil in natural dialation is 5 5 mm or more in diameter mydriatic color observation allows you to photograph with field angle of 50 degrees without using mydriatics The field angle for the standard non mydriatic color photography is 47 degrees Important Images on the LCD monitor are not as clear as the ones in the viewfinder monitoring mode ...

Page 50: ...its position Common use EXT External fixation target When you are observing under visible light or want to guide the patient s fixation to a part to be photographed CENTRAL Internal fixation target center of posterior When you want to guide the pa tient s fixation under infrared ray observation The position of the fixation target is internally fixed in the instrument therefore stability is increas...

Page 51: ...e center 3 To photograph the part No 3 Left up is indicated on the LCD monitor You would say to the patient Please look at the luminous dot on upper left Once an image is photographed the fixation target changes according to the next part to be photo graphed Continue to guide the patient s fixation and photograph images EXIT R ID No ID 50W SP4 0 Ext D 50 ࠋ NON MYD VIEWER FIXATION NEXT BACK FLASHDO...

Page 52: ...graphed images Attaching the internal fixation target 1 Remove the cover of the internal fixation target socket on the optical component 2 Remove the protective tube of the internal fixation target 3 Screw the internal fixation target into the socket on the optical component Notice When removing the cover from the internal fixation target be careful not to bend the body of the fixation target ...

Page 53: ...e making an additional adjustment to flash intensity the adjustment made with the flash inten sity compensation knob precedes 4 6 Blue Brown button The Blue Brown button allows you to set the flash inten sity suitable for the iris pigment The standard setting at the factory default is Brown When you press the Blue Brown button Blue appear on the screen and the flash intensity reduces by approxi ma...

Page 54: ...recovers from the power saving mode when you press a panel button or touch the LCD monitor 4 9 Recalling and printing images This function is enabled while the connection configuration is Stand alone Recalling an image When you want to examine an image closely after preview is complete you may recall the previewed image by pressing the STILL VIEW button on the LCD monitor The recalled image remain...

Page 55: ...x appears When you press the Change the setting button control buttons appear next to each field Use the control buttons to set the date and time 5 1 3 Power saving mode In this tab you may configure the settings for the power saving mode ON When this instrument is not operated for ap proximately 10 minutes it will resume the power saving mode LCD backlight is turned off halogen lamp panel LED and...

Page 56: ...mory card When using the instrument in VK connection use USB cable 1 A mini B type K9L SC56A to connect this instrument and a VK series model When using the instrument in Network connection make sure a network path is specified If a net work path is not specified please contact Kowa or Kowa dealer representative Main LCD Bright Capture Date Power Saving Sound System Viewer Extension Maintenance CA...

Page 57: ...et tings button operation regarding the photography mode at the time of start up Start up photography mode The instrument is in either mydriatic or non mydriatic photography mode at start up RF FAF button The instrument is in either Red Free or FAF photography mode when the RF FAF switching button is pressed for the first time after start up Main Capture Flash Intensity STEP Start up Image Quarity...

Page 58: ... instrument is in Stand alone or Network connection A set of settings for color Red Free and FAF photog raphy and another set for Fluorescence angiography are available 5 3 2 Print When Stand alone is selected for the connection con figuration you may print photographed images using a printer connected to this instrument You may set whether photographing conditions are printed in the margin Items ...

Page 59: ...for the right eye photography When the mirror button D is not pressed exactly the same sequence entered for the left eye will be copied for the right eye photography 5 4 2 Customize button Customize buttons allow you to easily switch to a preset combination of camera sensitivity aperture size and reference flash intensity In this menu you may specify a separate set of set tings for each customize ...

Page 60: ...andard 1 Relatively bright color images are achieved without increasing glaring for patients The image quality is not overly compromised Custom 2 4 Large aper ture 1 Very bright color images are achieved without increasing the glaring for patients but the image quality is compromised and a flare increases This setting is effective when the flash intensity is insuf ficient during fluorescence photo...

Page 61: ...vation of mydriatic state through the optical viewfinder eyepiece This function may be set when you purchase and ap ply the FAF options Main Capture Custom FA Filter FAF Observe Blue Brown Int Fix Viewer Extension Maintenance CANCEL APPLY OK Set the initial setting Blue or Brown Brown Blue Main Capture Custom FA Filter FAF Observe Blue Brown Int Fix Viewer Extension Maintenance CANCEL APPLY OK Sel...

Page 62: ...mory card connected to the instrument This function is enabled while the connection con figuration is in Stand alone or Network connec tion If a password is set according to 5 5 4 Setting a password you will be asked to enter the password 5 5 3 Version information This tab shows the instrument s serial number and the versions of applications installed Main Capture Format Version Password BackUp Vi...

Page 63: ...sword in the New Password field and press OK next to it Enter the same password for confirmation in the New Password Again field and press OK next to it If the confirmation password is entered correctly the new password is set Once the password is set the window shown in 5 5 4_3 appears whenever the Backup tab or the Format tab is pressed The backup and formatting functions are enabled only when t...

Page 64: ... in stand alone Insert the compact flash memory card The cable is pulled out inVK con nection Connect the cable Viewer mode is enabled Enable capture mode The photography flash lamp does not illuminate Is the flash lamp properly attached Review the attachment of the flash lamp The flash lamp is white and cloudy Replace the flash lamp See 7 4 2 The observation image is not displayed on the LCD moni...

Page 65: ...tch The diopter compensation button is turned to or Focus dots and working dots are not displayed when the diopter compensation lens is inserted Is illumination light for monitoring too bright When the retinal image is bright focus dots and working dots may be lost Decrease the amount of illumination light for monitoring The external fixation target does not illuminate Is internal fixation target ...

Page 66: ...ripheral area becomes darkened Is the digital camera located too far from the patient s eye Align the retinal camera correctly Image s peripheral area becomes whitened Is the digital camera located too close to the patient s eye Align the retinal camera correctly Image is locally too dark Is the pupil of the patient s eye sufficiently dilated Try small pupil mode If it is less than the pupil diame...

Page 67: ... the touch panel Turn off the power and stop using EPR01 The printer is not connected Connect the specified printer EPR02 Out of paper Replenish the printer paper Replenish according to the manual of the printer EPR03 Out of ink Replenish the printer ink Replenish according to the manual of the printer EPE01 Connection of any uncertain peripheral equipment Do not connect equipment which is not spe...

Page 68: ...mation of dirt is easier in mydriatic color mode with observation light intensity adjusted to visible light 3 Clean the dirt of this instrument according to routine cleaning method 4 If it is not used for a long period unplug the power code for safety When the instrument has not been used for a long period of time confirm if any errors are in each setting of this instrument Important If the retina...

Page 69: ...damage There is no flaw or damage Visually verify that the connector is not unplugged The connector is plugged K9L SC56B only during opera tion Visually verify that there is no flaw or damage There is no flaw or damage Visually verify that the connector is not unplugged The connector is plugged K9L SC56C only during opera tion Visually verify that there is no flaw or damage There is no flaw or dam...

Page 70: ... lens according to the procedure below 1 Turn on the power 2 Set the photography mode to mydriatic color after the instrument has started up 3 Set the observation illumination light intensity to maximum 4 Blow off debris or dust using the attached blower 5 When it is not cleaned by the procedure 4 moisten soft cloth or cleaning paper with cleaning solution made from ethyl alcohol and ether 1 1 and...

Page 71: ...LCD monitor with soft cloth after dampening in water and firmly squeezing it 2 Lightly wipe the LCD monitor with dry and soft cloth before the surface becomes completely dry Do not wipe all the surface at a time and finish area by area Water drops leave spots when they are dried Do not use any liquid other than water or rubbing alcohol for cleaning the LCD monitor 7 4 Replacement of consumables 7 ...

Page 72: ...ws Important Do not turn the illumination lamp Push the illumination lamp to the end of the socket When attaching the lamp cover handle it so that the cable of the socket is not get caught or stressed If the pedestal and the shade and the projection are misaligned the lamp may be damaged If you touch the lamp in the shade directly it may shorten the life of the lamp Pay attention not to drop the l...

Page 73: ... it into the lamp house straightly 6 Take out the pulling tool from the lamp house 7 Push the peripheral part of the lamp socket using the pulling tool or the protection cover of the re placement lamp for photography until the bottom of the lamp socket and the lamp house adhere to each other 8 Attach the inside lamp cover and the light source cover as you replaced the illumination lamp Important D...

Page 74: ... it out 4 Replace the fuse and place it in the fuse holder 5 Press down the fuse holder with a flat head screwdriver and turn the screwdriver clockwise Warning Unplug Warning High voltage When replacing with new fuses turn OFF the power switch and unplug from the power outlet Otherwise there is a fear of electrical shock Use accessory or designated fuses If other than designated ones should be use...

Page 75: ...etting 2 External components and their installation 3 Optical components 4 Operations and functions of the components 5 Switching operations of photography mode 6 Observation image using Standard Model Eye OD 7 Photography using Standard Model Eye OD 8 Photography light intensity 9 Electrical safety test Contact Kowa or your Kowa dealer for specific detail and cost of inspections ...

Page 76: ...on range Elevation 11º depression 15º Rotating arm operation range 30 each for left and right Power supply voltage AC120V Power supply frequency 50 60Hz Power supply input Normal 250VA Maximum 1500VA Dimensions 394mm W x 562mm D x 724mm H Weight 39kg Compliance standard IEC 60601 1 1988 A1 1991 A2 1995 IEC 60601 1 2 2007 Safety standard and classification According to the type of protection agains...

Page 77: ..._ Timer elapsed time Jpg ID _ YYMMDD _ HHMMSS _KOWA_ Timer elapsed time XML ID Patient s ID YYMMDD Date of photograph taken HHMMSS Time of photograph taken Photography type COLOR Color photography REDFREE Red free photography FA Fluorescent photography AF Autoflorescent photography Photographed eye Right eye R Left eye L Timer elapsed time Elapsed time on the timer at the time of FA photography 00...

Page 78: ... nsCommon NameJ2 nsCommon NameJ2 nsCommon Patient nsCommon Operator nsCommon No nsCommon No nsCommon ID nsCommon ID nsCommon Operator nsCommon Parts 2 digit maintenance code for Kowa nsCommon Parts nsCommon Common nsFUNDUS Measure type FUNDUS nsFUNDUS FUNDUS nsFUNDUS List No 1 nsFUNDUS ImageType Photography type nsFUNDUS ImageType nsFUNDUS AcquisitionDate YYYY MM DD nsFUNDUS AcquisitionDate nsFUND...

Page 79: ...FA S Basic 5800 18500 Normal 2200 Fine 1500 M Basic 3400 9300 Normal 1150 Fine 800 L Basic 2200 5350 Normal 700 Fine 500 Based on the number of photographs taken with a model eye The file sizes of actual photographs vary Please note the above numbers are only approximate numbers 9 3 File format and name of the files generated in the Network connection setting In the Network connection setting imag...

Page 80: ...rking dots lights visible 7 hour for working dots light IR 43 hour for focus dots light visible 43 hour for focus dots light IR 7 hour for internal fixation light red 7 hour for internal fixation light green 440662 pulses for external fixation light red 536139 pulses for external fixation light green 㻵㼙㼍㼓㼑㻌㼏㼍㼜㼠㼡㼞㼕㼚㼓㻌㼘㼕㼓㼔㼠㻜㻜㻚㻝㻜㻚㻞㻜㻚㻟㻜㻚㻠㻜㻚㻡㻜㻚㻢㻜㻚㻣㻜㻚㻤㻜㻚㻥㻝㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜...

Page 81: ...㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕㼃㼛㼞㼗㼕㼚㼓㻌㼐㼛㼠㼟㻌㼘㼕㼓㼔㼠㻔㻵㻾㻕㻜㻜㻚㻜㻜㻞㻜㻚㻜㻜㻠㻜㻚㻜㻜㻢㻜㻚㻜㻜㻤㻜㻚㻜㻝㻜㻚㻜㻝㻞㻜㻚㻜㻝㻠㻜㻚㻜㻝㻢㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕㻲㼛㼏㼡㼟㻌㼐㼛㼠㼟㻌㼘㼕㼓㼔㼠㻔㼢㼕㼟㼕㼎㼘㼑㻕㻜㻜㻚㻜㻜㻞㻜㻚㻜㻜㻠㻜㻚㻜㻜㻢㻜㻚㻜㻜㻤㻜㻚㻜㻝㻜㻚㻜㻝㻞㻜㻚㻜㻝㻠㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕 ...

Page 82: ... 㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕㻵㼚㼠㼑㼞㼚㼍㼘㻌㼒㼕㼤㼍㼠㼕㼛㼚㻌㼘㼕㼓㼔㼠㻔㼞㼑㼐㻕㻜㻜㻚㻜㻜㻡㻜㻚㻜㻝㻜㻚㻜㻝㻡㻜㻚㻜㻞㻜㻚㻜㻞㻡㻜㻚㻜㻟㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕㻵㼚㼠㼑㼞㼚㼍㼘㻌㼒㼕㼤㼍㼠㼕㼛㼚㻌㼘㼕㼓㼔㼠㻔㼓㼞㼑㼑㼚㻕㻜㻜㻚㻜㻜㻜㻞㻜㻚㻜㻜㻜㻠㻜㻚㻜㻜㻜㻢㻜㻚㻜㻜㻜㻤㻜㻚㻜㻜㻝㻜㻚㻜㻜㻝㻞㻜㻚㻜㻜㻝㻠㻜㻚㻜㻜㻝㻢㻜㻚㻜㻜㻝㻤㻜㻚㻜㻜㻞㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕 ...

Page 83: ... 㻜㻜㻚㻜㻜㻞㻜㻚㻜㻜㻠㻜㻚㻜㻜㻢㻜㻚㻜㻜㻤㻜㻚㻜㻝㻜㻚㻜㻝㻞㻜㻚㻜㻝㻠㻜㻚㻜㻝㻢㻜㻚㻜㻝㻤㻜㻚㻜㻞㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕㻱㼤㼠㼑㼞㼚㼍㼘㻌㼒㼕㼤㼍㼠㼕㼛㼚㻌㼘㼕㼓㼔㼠㻔㼓㼞㼑㼑㼚㻕㻜㻜㻚㻜㻜㻡㻜㻚㻜㻝㻜㻚㻜㻝㻡㻜㻚㻜㻞㻜㻚㻜㻞㻡㻟㻜㻜㻠㻜㻜㻡㻜㻜㻢㻜㻜㻣㻜㻜㻤㻜㻜㻥㻜㻜㻝㻜㻜㻜㻝㻝㻜㻜㼣㼍㼢㼑㼘㼑㼚㼓㼠㼔㻔㼚㼙㻕㼞㼍㼐㼕㼍㼚㼠㻌㼒㼘㼡㼤㻔㼙㼃㻕 ...

Page 84: ...ified for this instrument Power cable 3 m maximum USB cable Type A B 5 m maximum USB cable TypeA Mini B 3 m maximum USB cable TypeA Mini B 5 m maximum LAN cable 5 m maximum Coaxial cable 5 m maximum Personal computer CE Marking and VCCI approved PC 3 This instrument is not designed such that it can be used adjacent to other instrument or placing one on top of another Therefore do not apply such us...

Page 85: ...ir 6kV contact 8kV air Floors should be wood concrete or ceramic tile If floors are covered with synthetic material the relative humidity should be at least 30 Electrical fast transient burst IEC 61000 4 4 EN 61000 4 4 2kV for power supply lines 1kV for input output lines 2kV for power supply lines 1kV for input output lines Mains power quality should be that of a typical commercial or hospital en...

Page 86: ...icted theoretically with accuracy To assess the elec tromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which KOWA VX 20 is used exceeds the applicable RF compliance level above KOWA VX 20 should be observed to verify normal operation If abnormal performance is observed additional measures may b...

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Summary of Contents for VX-20

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Kowa VX-20, Instruction Manual, Page: 76 / 88

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Summary of Contents for VX-20

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