User's Manual
Contents
1. distance in between pupils and pupil size CLBC Contact Lens Base Curve measurement is also a basic function of this oroduct 1 2 Classification Classification of product 2 Grade Medical Instrument Resistance against electric shock Class earthed Protection class against electric Type B Protection against harmful ingress of water Ordinary IPXO Degree of safety in the presence of a flammable anesthetics mixture with air or with oxygen or with nitrous oxide Not suitable for use in the presence of a flammable anesthetics mixture with air or with oxygen or with nitrous oxide Mode of operation continuous 6 2 2 1 Auto Ref Keratometer CRK 7000 nn Safety Information Overview Safety is everyone s responsibility The safe use of this equipment is largely dependent upon the installer user operator and maintainer It is imperative that personnel study and become familiar with this entire manual before attempting to install use clean service or adjust this equipment and any associated accessories It is paramount that the instructions contained in this manual are fully understood and followed to enhance safety to the patient and the user operator lt 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 must2. ON ee ee ir 5 Safety NOMINA 6 2 1 Ey carat rs assets tastes ae ee 6 2 2 salely SVIMDO uscar A as 7 2 3 Environmental Considerations cccccccssceceeccceeeeeeeseeeeteneeeeeeteucetseeeeeesaeees 9 2 4 Salely PISCAUON ic ii air 11 Character iii as 14 Note Tor Use ir adas 15 Names and functions of each part nnuuussnnnnnnnnnennnnnnnnnnnnnnnnnnnnnennnnnnnnnnn ann 16 5 1 Man PAS tcs de 16 5 2 Explanation on Switches in FrONt ocoocccccccnccccnnccnonnccncnconannnnnnnnononnncnonanos 19 Installation of Equipment amp Preparation of Measurement oocccccconnncnncnnnnnnanannonnnos 20 Exercise through Model EY oooooomonocococcccccccononocncanannnnnnnnnnnnnnononnnnnannnnnnnnnernennnannnanans 22 ING AS Ur Mena sta codename coon eee casan 26 8 1 Refractometry REF Mode nr 28 8 1 1 Manual Measurement Mode ooccccoccncccccnccoccncnocononocononnnnnnnnononncnnonnrnnonnninnnoss 29 8 1 2 Auto Measurement Mode cccccccccecsescecseeeeceeeeseseeseueeessueeeseusessausessaees 36 8 2 Keratomett KER Mode as na a a e aeaa 39 4 Auto Ref Keratometer CRK 7000 nn nes 8 2 1 Manual Measurement Mode ccccccccooocccccccconnnoccnnconononccnncnnnnnanccnncnnnnnanccnnccnnnnas 39 8 2 2 Auto Measurement Mode cocccconnoncccccccconnncnoncnnnnnnnnnnnnnnnnan nen ncrrn anne 42 8 3 Corneal Curvature Refractive Power Measurement Mode K amp R Mode 42 8 3 1 Manual Measurement Mode cocooononccccccc
3. be familiar with and pay particular attention to all Warnings and Cautions incorporated herein ZN WARNING Warning indicates the presence of a hazard that could result in severe personal injury death or substantial property damage if ignored Note describes information for the installation operation or maintenance of which is important but hazard related if ignored ZN CAUTION Caution indicates the presence of a hazard that could result in minor injury or property damaged if ignored nun nn nn nn nn nn nn nn nn nn anna Auto Ref Keratometer CRK 7000 7 2 2 Safety Symbol The International Electrotechnical Commission IEC has established a set of symbols for medical electronic equipment which classify a connection or warn of any potential hazards The classifications and symbols are shown below and O on power switch represent 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 It indicates the safe ground point connected to the chassis of equipment lt is required to do the protective ground to the conductive section in the equ
4. chin rest paper inserted with the pushing pins onto the Chin rest Figure 6 Inserting Chin rest Paper 4 Installation of Printing Paper Please refer to section 9 2 regarding the sequence of installation of printing paper 5 Input of Message Input the contents desirable to be printed such as name or address of Auto Ref Keratometer CRK 7000 21 hospital etc in the memory of message editing monitor in advance at all times 6 Check of Setup As for setup of corneal vertex distance indication of CYL unit of SPH CYL indication type of corneal measurement corneal equivalent 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 22 Auto Ref Keratometer CRK 7000 1 7 Exercise through Model Eye 1 2 3 Release of Lock to Stage Section Power On of Main Body Connect the power plug appropriately as shown in the picture Let the power switch on Measuring screen appears as system check is completed Installation of Model Eye As removing the chin rest paper insert the pushing pins after adjusting the lower ho
5. governing ordinances and recycling plans num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 69 10 Service Information Repair If the problem is not solved in spite of the settlement according to the contents of chapter 10 please contact to SHANGHAI HUVITZ s agent with the information on the following items Name of Equipment Type CRK 7000 Typical No of Equipment Typical number consisted of 8 digits and characters written on its name plate Explanation on its symptom Description in details Supply of parts required for repair The preservation period 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 SHANGHAI HUVITZ s agent for the replacement if these parts are consumed enough or degraded by the long time use Back up battery for clerk and data ZN CAUTION As this machine use lithium battery the reckless abandon of the machine itself or the lithium battery can cause the environmental pollution Please contact to the professional waste disposal company 70 Auto Ref Keratometer CRK 7000 nn 11 Main Specifications Measurement Mode Refractometry REF Mode Refractometry Vertex Distanc
6. or her face on chin rest and his or forehead stick closely to the forehead rest Adjust the examinee s eye height to the height array indicator by rotating the height adjustment lever as shown in the picture 30 Auto Ref Keratometer CRK 7000 nn nn nn Figure 13 Eye Height Adjustment 2 Adjustment of Measurement Position and Focus ZN CAUTION Do not insert your hands or fingers between stage and base Also make sure that the examinee should not put his or her hands or fingers there Hands or fingers can get injured Pull the body of equipment to the front of user by using the operation lever Letthe right side eye of examinee appear at the center of monitor screen by slowly pushing and rotating the 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 A Auto Ref Keratometer CRK 7000 31 Height Adjustment Adjust it by rotating the operation lever or chin rest lever Left Right Adjustment Move the operation lever left and right so that the Outer Alignment Ring is aligned with the Mire Image Figure 14 Height Adjustment Focus Adjustment Adjust it to the bright dot by tilting the operation lever forward backward Manua
7. standards and regulations which guarantees the high stability of this product This guarantees a very high degree of safety for this device The legislator expects us to inform the user expressively about the safety aspects in dealing with the device The correct handling of this equipment is imperative for its safe operation Therefore please read carefully all instructions before switching on this device For more detailed information please contact our Customer Service Department or one of our authorized representatives 1 This equipment must not be used a in an area that is in danger of explosions and b in the presence of flammable explosive or volatile solvent such as alcohol benzene or similar chemicals 2 The device should neither be kept nor installed 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 qualified person s 4 Modifications of this equipment may only be carried out by SHANGHAI HUVITZ s service technicians or other authorized persons 5 Customer maintenance of this equipment may only be performed as stated in the User s Manual and Service Manual Any additional maintenan
8. 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 of section 8 1 1 2 The measurement is to be performed automatically as like in procedure of section 8 1 2 3 Print the measured result as like in procedure of section 8 1 1 8 3 Corneal Curvature Refractive Power Measurement Mode K amp R Mode This is the mode to consecutively perform the measurement of corneal curvature and refractive power 1 Check whether or not the measurement screen appears on the screen of monitor 2 Keep pushing MODE button while selecting K amp R measurement mode until K amp R is to be indicated on the upper right side of the screen 3 Perform the same procedure as procedure in consecutive measurement of refractive power 8 3 1 Manual Measurement Mode Perform the adjustment of array and focus as like in procedure of section 8 1 1 nun nn nn nn nn nn nn nn ann nn nn nn nn Auto Ref Keratometer CRK 7000 43 Measurement Push the measurement button As you keep 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 consecutive measurement the previous value is displayed Iris Pupil Array Ring Mire Image Figure 21 Screen indica
9. the right upper side of screen 3 Adhesion of Contact Lens Put the surface of contact lens to be measured to the upward direction Contact lens is to be adhered by the surface tension Be careful lest contact lens should be adhered tilting Also make sure that air bubbles should not be generated behind contact lens 4 Sticking of Model Eye Figure 25 Adhesion of Contact Lens 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 the operation lever Adjust the focus so that the outline of Mire image can be seen most apparent As the focus is adjusted the circle symbol appears on the bright dot Figure 26 Adhesion of Model Eye 6 Measurement Push the measurement button As you keep pushing the measurement button the measurement is to be 48 Auto Ref Keratometer CRK 7000 ereccion performed consecutively As the measurement is completed the measured result is to be indicated on the screen of monitor 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 27 Screen indicating CLBC Mode 7 Print
10. the screen of DISPLAY mode 5 Measurement of Counter side eye Measure the left side eye by pushing the stage to the direction of right while holding the operation lever As measuring the left right eyes the value of PD Pupil Distance is to be indicated on the monitor 34 Auto Ref Keratometer CRK 7000 nn nn Pupil Distance PD 0 0001 REF MANUAL 1 1 0 25 24 MODE DEP AUTO WD SIZE Figure 16 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 8 7 Cut the printing paper off from the end of it while lifting it Putthe name of examinee in the blank of NAME if necessary 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 ra ee ee a eae ee Auto Ref Keratometer CRK 7000 35 NAME CRK 7000 Ver 1 00 00 DATE 2007 03 12 20 04 No 0033 REF VD 12 00 Cyl Form lt R gt SPH CYL AX 3 00 1 50 15 3 00 1 50 15 2 75 1 50 14 RIGHT amp LEFT Shanghai Huvitz 86 21 61028279 Figure 17 Example of Print 36 Auto Ref Keratometer CRK 7000 n nn 8 1 2 Auto Measurement Mode As pushing Auto button in Manual Measurement mode it automatically changes to the Aut
11. 0 22 Ed RI R2 AX RI R2 AX QE 795 124 825 805 4 ii rh EE Y ER E EJ EJ EY Ea E AVG 812 7 985 124 8 25 805 24 Pear pace R Figure 22 Measured Result of Keratometry nun nn nn nn nn nn nn nn ann nn nn nn nn Auto Ref Keratometer CRK 7000 55 8 7 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 Keratometry WD O00 6120 0135 0150 1E O Mix Figure 23 Setup Mode Information page 1 How to change page As pushing PAGE button it is to enter the next page How to change item Select the wanted item while pushing button or Y button How to change content As pushing Y button or button the selected content changes The selected content is to be indicated as yellow character lenath 56 Auto Ref Keratometer CRK 7000 mn nn You should change some contents in other way The procedure of relating setup change is to be ordered under the explanation on each item How to enter the measurement mode As pushing EXIT button window as below is to pup up Cancel As intending to return to Setup mode again save amp Exit As intending to store the content and to return to the measurement mode Exit without saving As intending to return to the measurement mode without storing mo ak a After pushing button or Y but
12. 000 15 4 Note for Use 1 Do not hit or drop the instrument The instrument may be damaged on the strong impact The impact may damage the function of this instrument Handle it with care The precision of measurement can be affected when the machine is exposed to the direct sunlight or too bright indoor illumination It is recommended to perform the measurement in the dark optometry room If you want to use it as connecting the device to other equipment please follow the guidance of our local representative Sudden heating of the room in cold areas will cause condensation of vapor on the protective glass in the measurement window and on optical parts inside the instrument In this case wait until condensation disappears before performing measurements 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 In case of any presence of smoke smell or noise during the use of machine please contact to our local representative after plugging it off from the socket outlet If you clean the surface of the equipment with organic solvents such as alcohol thinner benzene etc it can damage to the machine So please do not use them In case of moving CRK 7000 carry it holding the lower part of machine body with both hands as fixing the stage after switching the machine off all the tim
13. Press Print button a Auto Ref Keratometer CRK 7000 49 8 5 Measurement of Pupil IRIS Radius SIZE Mode It is the mode to measure the corneal radius 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 Perpendicular bar Pupil Corneal outline Right eye RIGHT 1 12 50 m avg mm 2 m ext ie iur P _ dd AS PATO AO Tun eh ne nt ne gt Figure 19 Window indicating Size Mode 50 Auto Ref Keratometer CRK 7000 erecciones 4 Adjustment of measurement position and focus Ask the examinee to look at the internal fixed target Adjust the position so that the pupil shall be in between two 2 perpendicular bars by moving the operation lever Adjust the focus so that the corneal corner can be seen apparently As adjusting the focus on the iris it is impossible to measure the radius of pupil exactly 5 Measurement As pushing the measurement button the window shall be stopped 4 button anc button in the center is to adjust the movement of left bar and button and 4 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 t
14. User s Manual Auto Ref Keratometer CRK 7000 HUVIT Z ANGHAI canna en nn nn nn nn ann nn nn ann nn nn Auto Ref Keratometer CRK 7000 1 Notice As this product malfunction by the electromagnetic waves originating from mobile phones wireless sets remote controlled devices etc please keep the machine away from objects which can affect it The information in this publication has been carefully checked and is believed to be entirely accurate at the time of publication SHANGHAI HUVITZ assumes no responsibility however for possible errors or omissions or for any consequences resulting from the use of the information contained herein Important Notice ZN WARNING Potential electromagnetic or other interference between medical equipments and other devices being operated together in the same environmental may expert an adverse influence on functioning of the medical equipment Non medical equipments not in compliance with the requirements of EN 60601 1 and EN 60601 1 2 should not be used together in the same environmental as the medical equipments This equipment has been tested and found to comply with the limits for medical devices in IEC 60601 1 2 2001 These limits are designed to provide reasonable protection against harmful interferences in a typical medical installation Power cord For use of equipment in rated voltage less than 125Vac minimum 6Am Type SJT or SVT 18 3AWG 10A max 3 0m long One end with Hos
15. ce may only be performed by SHANGHAI HUVITZ s service 12 Auto Ref Keratometer CRK 7000 nn 10 11 12 13 14 technicians or other authorized persons The manufacturer is only responsible for effects on safety reliability and performance of this equipment when the following requirements are fulfilled 1 The electrical installation in the respective room corresponds to the specifications stated in this manual and 2 This equipment is used operated and maintained according to this manual and Service Manual The manufacturer is not liable for damage caused by unauthorized tampering with the device s Such tampering will forfeit any rights to claim under warranty The equipment may only be used together with accessories supplied by SHANGHAI HUVITZ s If the customer makes use of other accessories use them only if there are usability under technical safety aspects has been proved and confirmed by SHANGHAI HUVITZ or the manufacturer of the accessory Only persons who have undergone proper training and instructions are authorized to install use operate and maintain this equipment User s manual or service manual should be kept in the place where the persons in chare of operation and maintenance can access easily any time 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 co
16. connecting to the exterior equipment 3 Clamping Bolt Fixing the system stage As connecting to exterior monitor noises can appear on the monitor owing to the length or kind of cable and the quality of monitor gt Auto Ref Keratometer CRK 7000 19 5 2 Explanation on Switches in Front DQO 0 0 Figure 4 Front Section Buttons 1 MODE Button A switch to change the mode for measurement and to get into the user s configuration 2 DISP Button A switch to indicate the measured results on the monitor 3 AUTO Button A switch to begin to perform the measurement manually or 4 VD Button To change the VD Vertex Distance value Examp 5 SIZE Button To measure size of pupil 20 Auto Ref Keratometer CRK 7000 nn 6 Installation of Equipment amp Preparation of Measurement 1 Release of Lock on Stage Section Unlock the clamping bolt at the lower part of Chin rest of the machine by rotating it counterclockwise and change the stage fixing lever behind the joystick to the direction of UNLOCK 2 Connection of Power Cable Put CRK 7000 on the table Insert the power cable into power connector at the bottom of the main body After checking that 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
17. d printed out OFF It is not to be printed out 60 Auto Ref Keratometer CRK 7000 ereccion 5 Printer Message Etc MSG1 Shanghai Huvitz MSG 86 21 61028279 LANG BEEP O Off Figure 26 Setup Mode Information page 4 Content of Item 4 4 Page PRINTER MESSAGE Inout the measured data and message to be outputted through printer 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 Y button again input them by using SEL button while selecting characters pushing Y button or button ETC LANG BEEP e ennenen Auto Ref Keratometer CRK 7000 61 MSG 1 Shanghai Huvitz MSG2 86 21 61028279 Shanghai Huvitz E a ye Om amp Figure 27 Character Input Other Setup You can select the characters indicated on the screen among the supported multi languages for the future Select one among English Chinese Spanish German and French Setup of Beep sound 62 Auto Ref Keratometer CRK 7000 8 8 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 but
18. e _Mope psp auo vo sze Figure 12 REF Mode Screen 2 Check the measurement screen appeared on the monitor O l 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 SHANGHAI HUVITZ num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 29 3 Check the user Setup mode Check and select the diverse functions relating to measurement including VD value or printing condition Input the message wanted to be printed together with measurement data refer to section 8 7 8 1 1 Manual Measurement Mode As pushing Auto button in the AUTO mode it changes to the manual measurement mode If you change Auto Start to OFF the auto measurement function can be stopped a Adjustment of Eye Height Let the examinee sit in front of the machine ZN CAUTION 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 chair of electric machine Let the patient put his
19. e In case of no use of the machine for a long time please put the dust cover on the device after powering and plugging off 16 Auto Ref Keratometer CRK 7000 nn nn nn nn 5 Names and functions of each part 5 1 Main parts Figure 1 Front 1 Height Adjustment Mark Adjusts the eyes height of examinees 2 Operation Buttons Selecting of functions 3 Operation Lamp Indicates whether or not the electric power is on 4 Display 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 Print Button Printing the results of measurement 8 Printer Printing the measured results 9 Stage Fixing Lever Fixing the Upstage of system A ens Auto Ref Keratometer CRK 7000 17 Figure 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 5 Chin rest Adjusting Lever Adjusting the up and down position of Chin rest 18 Auto Ref Keratometer CRK 7000 nn nn nn Figure 3 Bottom Section 1 Power Supply Socket A socket connecting to exterior power plug 2 Serial Interface Connector A terminal
20. e VD 0 0 12 0 13 5 15 0 20 00 20 00D 0 12 0 25D Unit SPH 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 O2 0mm 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 As stopping to measure for about 5 minutes Power saving function the main power is shut lt returns as pushing buttons Monitor TFT LCD Color Monitor of 5 7 LED BLU Electrical Power AC100 240V 50 60Hz nun nn nn nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 71 Power consumption About 100VA 72 12 Auto Ref Keratometer CRK 7000 mnn nn Accessories Power CablelAC 220V 7 BOhlz Power plug or other een 1 unit Model Bie Sph 50D skin 1 unit Chin Best Paper CO Sheba nenia a e a 1 bundle Printer Paper nei eek cuenta gee 1 rolls DISPO NA IN 1 piece q Fuse 250V 3 15A Ne ea ee A ERA E IIA A A EA E fob car aves 2 units
21. e 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 measurement is completed the measured result is to be indicated on the screen of monitor In case of the consecutive measurement the result of previous measurement is to be indicated 40 Auto Ref Keratometer CRK 7000 Iris Pupil External Array Ring Min radius of pupil 2 0mm Figure 19 Screen indicating KER mode senna nen nn Auto Ref Keratometer CRK 7000 41 3 Perform the same procedure of the consecutive measurement mode of refractive power 4 Print the measured result through the same procedure of section 8 1 1 NAME CRK 7000 Ver 1 00 00 DATE 2007 03 12 20 04 No 0033 KER Index 1 3375 lt R gt RI R2 AX 8 02 7 81 165 8 05 7 83 163 8 06 7 83 162 Shanghai Huvitz 86 21 61028279 Figure 20 Example of Print 42 Auto Ref Keratometer CRK 7000 nnn nn nn nn 8 2 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
22. he 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 inputted beside AVG of left bottom of the screen as well As pushing MODE button the stopped window is cancelled and 2 of left bottom of the screen is to be selected as the bar Every time pushing MODE button 1 or 2 is to be selected alternatively If there was an error in 1 which is the previous measurement you can select 1 again nun nn nn nn nn nn nn nn ann Auto Ref Keratometer CRK 7000 51 Measuring Bar Iris u 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 valuel 2 Terminating measuring size of pupil Figure 20 Window indicating Size Mode Measurement 6 Repetition of Measurement Repeat the measurement in the entry of measured value as many times as you need Repeat the procedure of 2 4 as performing the measurement again 52 Auto Ref Keratometer CRK 7000 nn ie Measured value Measured value RIGHT he an avg mm SWITCH EON GARG Figure 21 Window indicating repletion of Size Mode Measurement 7 Measurement of the other eye Measure the other eye in the same way while holding the operation lever and pushing t
23. he 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 nun nn nn nn nn nn nn nn ann Auto Ref Keratometer CRK 7000 53 8 6 DISPLAY Mode You can see the measured results Max ten 10 units of data stored in memory in this mode As pushing DISPLAY mode in the measurement mode it changes to DISPLAY Mode It returns to the measurement mode as pushing EXIT button again 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 lt indicates the latest measured result of max amount of ten 10 times refractive power of left right eyes As pushing CLEAR button all of the stored data REF KER is to be removed DISPLAY MODE Au en WD 12 0 1 2 A 0 25 124 SS 0 25 EJ EJ Ea Ea a Ea K AVG 5 52 0 16 124 5 54 0 16 24 Pear pace SaR Figure 22 Measured Result of Refractometry 54 Auto Ref Keratometer CRK 7000 n nn 2 Measured Result of Keratometry As pushing PAGE button in REF result display screen It indicates the latest measured result of max amount of ten 10 times kerato result of left right eyes As pushing CLEAR button all of the stored data REF KER is to be removed DISPLAY MODE KER PD VD 12
24. ipment of class for the purpose of safety Disposal of your old appliance 1 When this crossed out wheeled bin symbol is attached to a product it means the product is covered by the European Directive 2002 96 EC 2 All electrical and electronic products should be disposed of separately form the municipal waste stream via designated collection facilities appointed by the government or the local authorities 3 The correct disposal of your old appliance will helo prevent potential negative consequences for the environment and 8 Auto Ref Keratometer CRK 7000 nn nun nn human health A For more detailed information about disposal of your old appliance please contact your city office waste disposal service or the shop where you purchased the product NAO Alternation Current canna en nn nn nn nn ann nn nn ann nn nn Auto Ref Keratometer CRK 7000 9 2 3 Environmental Considerations Please avoid the environment below for the operation and storage of the equipment Where the equipment is exposed to water vapor Don t operate the equipment with wet 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 dissi
25. is to be reached the measurement is to be performed automatically without pushing the measurement button in Auto measurement mode Adjust the array and focus as like in procedure 2 of section 8 1 1 2 The measurement is to be performed automatically as like in procedure 2 of section 8 1 2 3 Print the measured result as like in procedure 6 of section 8 1 1 46 Auto Ref Keratometer CRK 7000 8 3 3 Diverse Indications Indicating low reliability Exceeding measurable Measurement range of Refraction Exceeding measurable range Exceeding measurable range Indicating low reliability Exceeding measurable range Measurement of Curvature Exceeding measurable range Exceeding measurable range Measured value of low reliability SPH exceeds 20D SPH exceeds 20D CYL exceeds 10D Measured value of low reliability Radius of curvature exceeds 10 2mm Radius of curvature is less than 5 2MM Corneal astigmatism exceeds 15 73D Measure again Impossible to measure Measure again Impossible to measure A nn nn nn nn nn nn nn nn Auto Ref Keratometer CRK 7000 47 8 4 Measurement of Contact Lens Base Curve CLBC Mode It is the mode to measure base curve of contact lens concave surface 1 Check whether or not the measurement screen appears on the screen of monitor 2 Keep pushing MODE button while selecting CLBC mode until CLBC is to be indicated on
26. ith two arm carefully 2 Remove the Power cord saa aa Auto Ref Keratometer CRK 7000 67 4 Pick the fuse holder out from the Power inlet Exchange the fuses Insert the fuse folder Figure 30 Replacing the fuses Use 250V T3 15AL fuse for the Auto Refractometer CRK 7000 68 Auto Ref Keratometer CRK 7000 mnn nn nn 9 3 Cleaning Equipment The equipment should be kept as clean basically Do not use the solvents such as strongly volatile substance thinner benzene etc 2 Put some soapy water to the soft cloth and twist the water out of the cloth Then polish each part of the equipment 3 As polishing the parts of lens or glass get rid of dusts on the surface of lens 9 4 9 5 with wind blower and use a dry cloth As changing the installation 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 Disposal To dispose the instrument accessories and components follow local governing ordinances and recycling plans regarding disposal or recycling of instrument or device components Especially a lithium battery may pollute the environment if the instrument or a lithium battery is abandoned When disposing packing materials sort then by the materials and follow local
27. l Auto Iris Pupil External Array Ring Min Radius of Iris amp 2 0mm MODE DISP Figure 14 REF Manual Mode Screen 32 Auto Ref Keratometer CRK 7000 Figure 15 1 REF Manual Mode Screen Figure 15 2 REF Measurement Result Screen As it is not enough to adjust it by tilting the operation lever adjust it by pushing the stage to the directions of left right O As consecutively measuring the refractive power there can be errors in the measured value with regard to the examinee to which the adjustment power easily intervenes mn nn nn nn nn nn nn nn nn ann Auto Ref Keratometer CRK 7000 33 As the bright dot and pupil can not keep the same axis during the consecutive measurement the error can be caused for measurement 3 Measurement Push the measurement button f 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 result of the previous measurement is indicated 4 Repeated Measurement Measure repeatedly if necessary The latest measured value is to be indicated every time new measurement is performed lt shall memorize the measured values by 10 times for each left right eye except for error It can be seen on
28. le of model eye to the hole of chin rest 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 9 Release of Lock to Stage Section num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 23 A Change to K amp R REF Modes f K amp R or REF is not indicated on the monitor push the MODE button until one of them is to appear 5 Adjustment of Position for Measurement amp Focus Tilt the operation lever over the model eye until the bright dots appear around the internal array ring Adjust so that the bright dot shall come inside the array ring while watching the monitor Adjust the focus so that the focus adjustment circle symbol shall appear on the bright dot 1 Height Adjustment Adjust it by rotating the operation lever or the chin rest height adjustment lever 2 Left 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 24 Auto Ref Keratometer CRK 7000 External Array Ring Internal Array Ring MODE DISP C Figure 10 Adjustment of Measuring Position amp Focus 6 Measu
29. n nn As the message of TRY AGAIN happens please refer to the explanation below In case of TRY AGAIN Management Poor position adjustment As eyelid or eyelashes hide the pupil As the pupil is smaller than Alignment Ring As the examinee has the disease such as cataract As the examinee has IOL implanted As Mire Image looks as if it changed to tears As it exceeds the possible range of measurement Measure it after adjusting the exact position again Let the examinee open the eye wide or measure it while pushing the upper eyelid of examinee upward This machines measurable min radius of pupil is 2 0mm Though it is possible to measure in the bright place make sure that the bright illumination or sunlight shall not shed directly on examinee s eye Impossible to measure As measuring the refractive power of eye implanted with IOL measure it in IOL mode Measure after letting the examinee blink several times Impossible to measure num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 39 8 2 Keratometry KER Mode It is the mode to measure the corneal curvature solely Do not measure the base curve of hard contact lens in this mode Please refer to CLBC mode in section 8 4 regarding the base curve of hard contact lens 1 Check whether or not the screen of monitor is in measurement mode 2 KER Mode Selection Push MODE button until KER is to be indicated on the upper right sid
30. nce is inputted into the equipment In case that the equipment is fallen down or the exterior case of it is broken The refractive power value measured according to the value of VD Vertex Distance is to be indicated in the mode of refractive power measurement As pushing VD button the refractive value according to VD value is to be indicated while the value of VD changes from 0 0 to the values 12 13 5 15mm selected in user SETUP Mode num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 27 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 REF Mode MODE button SIZE button KER Mode EXIT button MODE button K amp R Mode MODE button DISPLAY button eee Eu MODE button EXIT button DISPLAY Mode Figure 11 Relation between each button and measurement mode 28 Auto Ref Keratometer CRK 7000 n nn nn nn 8 1 Refractometry REF Mode It is the mode to measure the refractive power solely 1 Let the power switch ON The measurement window as shown in the picture below appear on the screen of monitor as system check is completed No 0001 Indicating REF j measurement mode MANUAL 0 0 Times to measure the left side eye Times to measure the right side ey
31. nnector s or receptacle s let the damage s be repaired by an authorized service technician Please do not pull on any cable Always hold on to the plug when disconnecting cables This equipment may be used for the international application related to Refractometry according to this manual Before every operation proceed with visual inspection on the equipment 15 16 nn Auto Ref Keratometer CRK 7000 13 exterior to seek any mechanical damage s to ensure the proper functioning Do not obstruct any ventilation outlet for proper heat dissipation In case of any presence of smoke spark or abnormal noise smell from the machine please power off immediately and pull out the plug 14 Auto Ref Keratometer CRK 7000 rencor 3 Characteristics 1 It is possible to measure the refractive power and corneal curvature with one 1 set of the machine Refractometry and Keratometry 2 As the measurement range of refractive power is wide from 20D to 20D it can measure the severe myopia 3 As measuring the curvature it can measure by 2 0mm of least pupil radius 4 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 5 It is possible to select the display type of Refractometry and Keratometry 6 It is possible to measure the distance in between pupils PD e Auto Ref Keratometer CRK 7
32. ns within measurement window is Clean the glass polluted 3 Message as printing There is no printer paper or Install printer paper or close CHECK PAPER lever is not closed the lever num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 65 9 2 Replacement 9 2 1 Printer paper As red line appears on the paper immediately change the print paper with new one Open the printer cover 2 Cut the paper inserted in the printer and take it away from it Take paper roll together with shaft out of the printer and pull the rotating shaft away from paper roll 3 Put the rotating shaft into the new roll 4 Put the paper inserted with the rotating shaft into the printer case 5 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 6 Close the cover after inserting the end of paper into the hole of cover Figure 28 1 Figure 28 2 Figure 28 3 Figure 28 4 Opening cover Changing paper Fixing paper Closing cover 66 Auto Ref Keratometer CRK 7000 nn nn nn 9 2 2 Chin rest paper Pull two 2 pins out of the chin rest 2 Push the pins into the holes of chin rest paper You can put 50 sheets of it on 3 Insert the pins into each one of two 2 holes in the chin rest Figure 29 Put in the chin rest papers 9 2 3 Replacing the Fuse Turn off and raise the CRK 7000 w
33. o measurement mode As the condition of good array between the machine and the measured eye Is reached the measurement is to be performed automatically without pushing the measure button O 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 you can re check them in DISPLAY mode Figure 18 1 Screen indicating Auto Measurement Mode AUTO 3 a Auto Ref Keratometer CRK 7000 37 Figure 18 2 Screen indicating Auto Measurement Mode AUTO 5 3 Measurement of Another Eye Measure the left eye according to the same procedure by moving the stage to the right side As the measurement to both eyes is completed the value of 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 PRT as ON in Setup mode refer to section 8 7 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 the measured data 38 Auto Ref Keratometer CRK 7000 nnn n
34. onnnncncnccnonnncnnnncnonnannnnnnnnn ann anne 42 8 3 2 Auto Measurement Mode oooooccccccccconnccnnconononnccnncnnnnnnccnnccnnnnanccnnncnnnnanernncnnnnnn 45 3 3 9 Diverse lndiealons ea 46 8 4 Measurement of Contact Lens Base Curve CLBC Mode occccccccccnnccconnncos 47 8 5 Measurement of Pupil IRIS Radius SIZE Mode oocccccccccccncncncncnnininininnos 49 8 6 DISPLAY Mode are A 53 8 7 VserSELU P Modeu anne au 55 8 8 Power SAVING Function 62 9 Self diagnosis amp Maintenance a en 63 9 1 Before calling for SErViICEMAN cccssssececseesecessesecessesecesseseeeesseseeeessaseeeens 63 9 2 Sc A 65 92 1 A te re a dae LOSEER 65 92 2 Chinrest Paper iat eee eee ea ee ead 66 i223 TREDISCHIIGMEHF US Cs sss aaa 66 9 3 Cleaning EQuipment ccccccscecsscecseseeceseecsescecsseessuseesseeessusesseeeessuseeseaes 68 9 4 As changing the installation place of the equipment oocccccccncccccnccccnncnnono 68 9 5 DISPOSA O 68 TO Service Information oia ad 69 Ti Main Specific ON Sin 70 12 Accessories iii 72 canna en nn nn nn nn ann nn nn ann nn nn Auto Ref Keratometer CRK 7000 5 1 Introduction 1 1 Overview Auto Ref Keratometer CRK 7000 is the equipment to provide the information of Spherical Cylindrical and Axis while measuring the refraction of examinee s eyes Auto Ref Keratometer CRK 7000 is the equipment that can measure the corneal curvature of examinee In addition it can measure PD
35. pation and or ventilation Where the equipment is subject to excessive shocks or Vibrations 10 Auto Ref Keratometer CRK 7000 nn nn nn Where the machine can be exposed to the chemical or flammable substances Please keep the equipment out of dust and do not let inserted any metal parts such as coins clips etc Do not disassemble or open the machine The manufacture shall have no responsibility for any oroblems caused by these Do not close the thermal ventilation outlet Do not connect the AC power plug into the outlet while not putting 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 C humidity is 30 75 and atmospheric pressure is 800 1060 hPa For the transportation of the machine please keep the ambient temperature is 40C 70 C humidity is 10 95 and atmospheric pressure is 500 1060 hPa For the storage of the machine please keep the ambient temperature is 10C 55 C humidity is 30 75 num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 11 and atmospheric pressure is 700 1060 hPa Avoid environments where the equipment is exposed to excessive shocks or vibrations 2 4 Safety Precaution This equipment has been developed and tested in conformity with domestic amp international safety
36. pital Grade 2 Auto Ref Keratometer CRK 7000 nn nn nn Type NEMA 5 15P The 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 1 0m long One end terminated with blade attachment plug HAR Type NEMA 6 15P This product may malfunction due to electromagnetic waves caused by portable personal telephones transceivers radio controlled toys etc Be sure to avoid having objects such as which affect this product brought near the oroduct The information in this publication has been carefully checked and is believed to be entirely accurate at the time of publication SHANGHAI HUVITZ assumes no responsibility however for possible errors or omissions or for any consequences resulting form the use of the information contained herein SHANGHAI HUVITZ reserves the right to make changes in its products or product specifications at any time and without prior notice and is not required to update this documentation to reflect such changes Ver 1 0 2004 2007 SHANGHAI HUVITZ Co Ltd Shanghai BaoShanChengshi gongyeyuanqu yuanguanglu 188 Shanghai Huvitz All rights are reserved Under copyright laws this manual may not be copied in whole or in part without the prior written consent of SHANGHAI HUVITZ Co Ltd 1 A nnen e Auto Ref Keratometer CRK 7000 3 Contents Introduction een ehe E E 5 1 1 A A nern nenne 5 1 2 CSSC AU
37. quipment 4 Date amp Time Print DISP 0 YMD OMDY O DMY Cc Bar mn m m m urn SET Of 10 10 18 15 47 wi L EE A A O lu A PRT EYE R PRT K PRT Figure 25 Setup Mode Information page 3 Content of Item 3 4 Page DATE amp TIME Date amp Time DISP Setup of indication sequence of year month date YMD Year Month Date MDY Month Date Y ear DMY Date Month Year nun nn nn nn nn nn nn nn ann nn nn nn nn Auto Ref Keratometer CRK 7000 59 SET After selecting item by pushing O button or button you can F u Fa w Y button change the value by using button or PRINT Print Setup A PRT In case of measuring in AUTO START Mode it is to print out the measured result automatically as the each measurement to left right eyes is completed one after the other EYE ON Pictures of eye amp refraction according to the measured result of Refractometry is to be outputted OFF It is not to be printed IR PRT Refractometry Output type of built in printer for the measured result of Refractometry STD The measured result amp 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 Keratometry Output type of built in printer for the measured result of Keratometry STD The measured result amp average value of max ten 10 times are to be printed out AVE Only average value is to be outputte
38. rement 1 Manual Adjustment Adjust the focus and position of model eye as like in the procedure of adjusting measurement position amp focus explained in the previous page 2 Push the measurement switch In case that the measurement is not performed while the message of TRY AGAIN appears on the upper left side of the monitor push the measurement switch 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 Auto Ref Keratometer CRK 7000 25 Automatic Adjustment a Push AUTO button at the bottom of monitor 2 Adjust the position and focus of model eye as like in like in the orocedure of adjusting measurement position amp focus explained in the orevious page 3 If the focus is well adjusted as the bright dot appears inside the internal array ring and the focus adjustment circle symbol appears on the bright dot then the measurement starts automatically 26 Auto Ref Keratometer CRK 7000 mn nn nn 8 Measurement ZN WARNING If the following situations happen contact to the agents of SHANGHAI HUVITZ after immediately pushing the power switch off and pulling the power cord out of AC Power connection part In case that smoke comes or strange smell or sound is heard from the equipment In case that liquid is poured to the machine or metallic substa
39. ting K amp R Mode 44 Auto Ref Keratometer CRK 7000 men 3 Perform the same procedure as like in procedure of section 8 1 1 4 Print the measured result through the same procedure as like in procedure of section 8 1 1 NAME CRK 7000 Ver 1 00 00 DATE 2007 03 12 20 04 No 0033 REF vD 12 00 Cyl Form lt L gt SPH CYL AA lt R gt R1 R2 AX 802 7 81 165 8 06 7 83 162 Ri 8 04 42 00 163 R2 7 82 43 25 73 AVG 793 42 62 CYL 125 163 lt L gt R1 R2 AX Ri 812 41 50 10 R2 793 4250 10 Figure 22 Example u AVG 802 42 00 CYL 100 10 of Print PD 68mm RIGHT amp LEFT Shanghai Huvitz 86 21 61028279 num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 45 5 Selection of Screen Indication Type Inthe measurement mode including the refractive power measurement you can designate the sign of astigmatic refractive power in SETUP mode Also you can indicate the measured data of refractive power on the screen according to VD value in the measurement mode including the refractive power measurement In the measurement mode including corneal curvature measure you can designate the screen indication type R1 R2 AX gt K1 K2 AX gt AR 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
40. ton optionally in saving mode num nn nn nn nn nn ann nn nn nn Auto Ref Keratometer CRK 7000 63 9 Self diagnosis amp Maintenance 9 1 Before calling for serviceman In case that abnormality happens or the machine operates abnormally a warning sign is to be indicated In this case perform the settlements below If the machine does not return to the normal condition in spite of the measures below contact to the agent where you bought the machine after switching the power off As the power switch is on EEPROM Error seconds after switching it Internal abnormality for off In case that the EEPROM Data Error the equipment message is indicated system Error again contact our sales Clock Error representative Abnormality in the INVALID SETUP Please contact our sales internal data for DATA REF representative Refractometry 2 Messages during measurement TRY AGAIN Refer to page 39 Refer to page 39 64 Auto Ref Keratometer CRK 7000 mm mn Objective glass in the measurement Clean the glass window is polluted Sphere of examinee s eye exceeds 20D Impossible to measure Object lens within measurement window is Clean the glass polluted Sphere of examinee s eye exceeds 20D Impossible to measure Objective glass in measurement window is Clean the glass polluted Astigmatism of examinee s eye exceeds 10D Impossible to measure Corneal astigmatism of examinee s eye exceed 15D Object le
41. ton toward the wanted item and selecting it push SEL button Content of Item 1 4 Page REF setup for measurement of refraction VD Corneal Vertex Distance CYL Astigmatism Indication Type INC R Indication Unit of SPH and CYL D SFT Offset of Spherical diopter KER setup for measurement of Keratometry mm D measurement result display type INC K Indication Unit of R1 and R2 INDEX Index of keratometry ens Auto Ref Keratometer CRK 7000 57 3 Serial number Auto Start Communication COUNT Off O On k rat i u Figure 24 Setup Mode Information page 2 Content of Item 2 4 Page PATIENT NUMBER serial number management COUNT Selection whether or not to use serial number NO Setup of Serial Number As pushing O 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 5 times only It is to measure in AUTO START Mode consecutively COMMUNICATION Setup for communication to other machines 58 Auto Ref Keratometer CRK 7000 BPS Select the one among 9600 57600 and 112500bps as its data transfer rate RS232 Setup of transmission method method and version of other e
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