User`s Guide
Contents
1. 9 Illuminated Phoroptor Catalog 11636 11367 11656 11657 11 TS Me T 12 Attaching the Phoroptor to The Stand score aui ee 12 Connecting the Power For Illuminated Phoroptors Only 12 Attaching the Face Shields u 13 Mounting Rotochart eds een de een ee 13 Attaching Reading INOG nee ee ae race 14 Leveling Phoroptor M een rennen 14 Adj si Rotation Me e ET ETE nee m 14 Description of tame 15 OC GF TOR 15 for USE 16 Suggested Preparation for 16 Optical Corneal Aligning 17 Lx aes ee ee 20 Distance MITIS 20 IAN T ut 21 Operation of the Sphere Lens 22 Cylinder Power and Axis nen ee 24 PACD Lens ee era 25 ee 26 Gross ee ee 27 Jackson Cross Cylinder Tests an ee a 28 mico T E 28 ee ne ee 28 POWEr CHEER 29 Cleaning amp Maintenance ee 31 ep mE uus 31 Sanitary Face sheds ren 31 Cleaning the Lenses een ee 31 Cleaning Procedure ee 32 Lens FeO OIG ONT ORE nee een ea 33 Replacing Lenses in Auxiliary Dial Old Style Phoroptors 33 Replacing Lenses in Auxili2. 2 The power of the cross cylinder is engraved on the cell 3 Red dots indicate the minus axis and white dots the plus axis 4 Athumb operated Roll Knob provides for rapid flipping of cross cylinders Refer to Figure 10 8 Note The simplified synchronized action of the Cross Cylinder Unit is described in this manual under Jackson Cross Cylinder Tests in the next section 5 11625 101 Rev M Figure IU 8 Cross Cylinder Unit 27 Instructions for Use continued Jackson Cross Cylinder Tests One of the unique features of the Phoroptor is that the Cross Cylinder Unit loupe lenses are geared to gether with the correcting cylinder test lenses so that when a change in axis is made in the latter a cor responding change will automatically occur in the axis of the cross cylinder lenses This feature relieves the practitioner of the necessity of manually changing the cross cylinder axis each time the correcting cylinder axis is changed Note Because most practitioners prefer to check cylinder axis before checking cylinder power the pro cedure is written in this sequence If you prefer to check power first reverse the sequence and perform a final power check after the axis check Procedure 1 With the tentative sphere and correcting cylinder determined by retinoscopy and or the astig matic chart in place the Cross Cylinder Unit is positioned before the aperture of the eye being tested 2 The patient fixates on
3. Output Current 600 mA Output Current 1200 mA Operational Conditions Environmental The environmental conditions are as follows Operating Temperature 10 to 35 50 to 95 F Relative Air Humidity 3096 to 90 E Atmospheric Pressure 80 kPa 23 6 in Hg to 10 C Operating 106 kPa 31 3 in Hg 17 9076 Transportation amp Storage 30 Temperature 40 to 70 40 158 F 106 Relative Air Humidity 10 to 95 Atmospheric Pressure 50 kPa 14 8 in Hg to 80 kPa 106 kPa 31 3 in Hg 11625 101 Rev M 37 opecifications continued Storage Conditions Always place the Dust Cover on the Phoroptor when not in use to ensure that dust and other contami nants do not get inside the unit Over time the presence of dust and other contaminants inside the unit may affect operation of the Phoroptor Disposal For proper disposal or recycling purposes Reichert will take back the Phoroptor Please contact Reich ert The Phoroptor must not be disposed of with residential waste 38 11625 101 Rev M Warranty This warranty supersedes any other warranty for Phoroptors purchased on or after 11 1 2001 Please keep this information for your records What and Who is Covered The Phoroptor is warranted to be free from material and workmanship defects under normal use for as long as the original purchaser owns the instrument A dealer shall not be considered an original purcha
4. Use continued Taking Measurements continued Operation of the Sphere Lens Dials continued 6 The Strong Sphere Control introduces sphere power in 3 00D steps and can often be used as a time saver Examples To obtain a power of 2 75D starting from zero the practitioner could add plus power in quarter diopter steps by rotating the Weak Sphere Dial downward until 2 750 shows on the sphere power scale A quicker way rotate the Strong Sphere Control nasally one index position to introduce a value of 3 00 Rotate Weak Sphere Dial one index upward to reduce power to 2 750 To obtain a power of 7 00D starting from zero the quickest way rotate Strong Sphere Control nasally two index positions to introduce a value of 6 00D Rotate Weak Sphere Dial four index positions downward to increase power to 7 000 To obtain a power of 3 50D starting from zero the quickest way rotate Strong Sphere Con trol temporally one index to introduce a value of 3 00D Rotate Weak Sphere Dial two index positions upward to increase power to 3 50D 11625 101 Rev M 23 Instructions for Use continued Taking Measurements continued Cylinder Power and Axis 1 24 In the Cylinder Lens Dials which are controlled by turning the Cylinder Power Knobs the powers range from 0 00 to 6 00D for instruments contain ing minus cylinders and from 0 00 to 6 00D for instruments containing plus cylinders Cylinder power can be changed in s
5. it only dims and brightens the LED s To shut the lights off entirely you must unplug the adaptor 11625 101 Rev M Instrument oetup continued Setup continued Attaching the Face Shields 1 Each Face Shield is held in place by a Spring Clip Attach by sliding the edge of the Face Shield under the clip matching the position of the shield aperture to the main aperture of the Phoroptor Refer to Figure SU 2 Figure SU 2 Face Shields Mounting Rotochart 1 To attach the Rotochart insert one pin into the hole slide the edge under the clip and insert the other pin into the second hole Refer to Figure SU 3 Note The Card Holder can be rotated to present the characters on either side of the Rotochart Figure SU 3 Mounting Rotochart 11625 101 Rev M 19 Instrument oetup continued Setup continued Attaching Reading Rod 1 Insert the Reading Rod into the hinged Reading Rod Holder and tighten the Reading Rod Clamp Screw Note The rod supplied with the Phoroptor is 28 inches 71 cm in length to allow testing for multi focal lenses Note The graduations are in inches centimeters and diopters Leveling Phoroptor 1 Move the Phoroptor into a working position 2 Use the Leveling Adjustment Knob to adjust the horizontal position of the Phoroptor Turn the Leveling Knob until the instrument is level as shown on the Spirit Level Adjust Rotation Lock 1 This is an adjustable friction lock It is designed to
6. of the pupils in the apertures When this occurs the question of tilting the Phoroptor arises The patient may have inadvertently tilted his head or he may have an anatomical anomaly Depending upon whether the patient s eyeglasses are to be adjusted to center the lenses before his eyes or decentered vertically to compensate for the vertical imbalance of the eyes the Phoroptor may or may not be tilted to center the patient s eyes in the apertures 16 11625 101 Rev M Instructions for Use continued Optical Corneal Aligning Device The Phoroptor provides an optically additive lens system and an optical Corneal Aligning Device both essential for a true additive effective power determination 1 The additive lens system refers to the addition of lens powers within the Phoroptor The effective power combination of two or more lenses cannot be obtained accurately by simple ad dition of their individual powers 3 Allowances must be made which depend in an intricate way on the powers the curves the thick nesses the index of glass and the air space separating the lenses 4 Accordingly in the Phoroptor two essential features have been incorporated to ensure the accuracy of the lens prescription e Specially computed lenses and lens separations such that their designated powers can simply be added together to give the effective power of any possible combination e Ameans for placing this additive lens power system at a specified dista
7. so that if future transportation is required the instrument can be sent in its original packaging 1 Open the top of the outer box and remove the top box contain ing the Reading Rod Refer to Figure IS 1 2 Open the reading rod and remove the rod from the paper and the plastic it is wrapped in and set aside 3 Remove the accessories and the accessories box from the sides of the container Refer to Figure 15 2 4 Pull the inner box containing the Phoroptor up and out of the outer box Refer to Figure 15 2 5 Open the Phoroptor box and remove the top foam Refer to Figure 15 3 6 Remove the phoroptor from the rest of the packaging and place it on a clean soft surface Refer to Figure 15 4 7 Remove the plastic bag from the Phoroptor Refer to Figure 15 4 8 Place the packaging in a safe place so that if transportation is required in the future it will be available Your new Phoroptor refracting instrument and accessories were carefully packed and checked prior to shipment however please check condition and contents upon delivery In addition to your Phoroptor this shipment should include the following accessories Accessories e Cylinders in Cells in Accessory Case o Plus Phoroptors 0 12D and 2 000 P N 11642 o Minus Phoroptors 0 12D and 2 00D P N 11632 e 3 pairs Phoroptor Sanitary Face Shields P N 11644 000 e Snellen Card Holder P N 16231 Includes the 11999 Rotochart e Card Beam Assembly P N 11636 8
8. wrench not provided Be careful not to adjust the screw too tight or too loose Refer to the Maintenance section Tighten or loosen the coordinating screw on the bottom of the phoroptor using a standard Allen wrench not provided Be careful not to adjust the screw too tight or too loose Refer to the Maintenance section 11625 101 Rev M opecifications Catalog Number Ultramatic RX Master Phoroptor 11625 11635 Illuminated Phoroptor 11636 11637 11656 11657 11676 11677 Physical Dimensions oize Weight unpacked 9 5 Ibs 4 3 Kg Height 11 56 in 29 36 cm Width 12 75 in 32 38 cm Depth 3 90 in 9 91 cm Specifications Range Steps Additional Information Graduations Sphere 19 00 to 16 75 0 12 Sphere in auxiliary dial included Cylinder 0 00 to 6 00 5 Cylinder Axis 360 double 180 scale Cross Cylinder 0 25D 0 37 or 0 50 Optional Prism to 20 Prism Diopters 1 Prism Diopter P D 48mm to 5mm 1mm Vertex Distance 13 75 normal Graduations extend range by 6mm Reading Distance 5 to 28 Centimeter and diopter scales included Auxiliary Dial 10 lenses plus 2 open apertures Electrical Illuminated Phoroptor Only Power Adaptor 11636 401 Power Adaptor 11636 405 Input Voltage 100 240 VAC Input Voltage 100 240 VAC Input Frequency 50 60 Hz Input Frequency 50 60 Hz Input Current 100 mA Input Current 100 160 mA Output Voltage 5 0 Vdc Output Voltage 5 0 Vdc
9. 60 Phoroptor Securing Screw P N 11330 317 Figure 15 4 Inner Foam Not for use with Reichert Advantage Stand e Dust Cover P N 11625 282 e Transformer 5V DC P N 11636 401 or P N 11636 405 for Illuminated Phoroptors only Note If any of the above accessories or parts are missing immediately contact Reichert so that the missing accessories or parts can be shipped Decimal Card Holder P N 16235 Includes the 16200 877 Decimal Card is available for purchase as an accessory but does not come with the Phoroptor For more accessories or to order any of these accessories contact your authorized Reichert dealer 8 11625 101 Rev M Instrument oetup continued Parts Identification Rotation Adjustment Knob Mounting Bracket Tilt Clamp Knob Forehead Rest Knob Spirit Level P D Knob Vergence Lever Auxiliary Lens Scale Auxiliary Lens Knob Corneal Aligning Device Rotary Prism Unit Cylinder Axis Knob 13 Cylinder Power Knob 11625 101 Rev M Phoroptor Front Cross Cylinder Unit Cylinder Power Scale Cylinder Axis Reference Scale Cylinder Axis Indicators Cylinder Axis Scale Weak Sphere Dial Sphere Power Scale Strong Sphere Control Leveling Knob P D Scale Reading Rod Holder Reading Rod Clamp Screw Turret Assembly Instrument oetup continued Parts Identification continued Phoroptor Back 1 Forehead Rest 2 Spring Clip Note The confi
10. INED BY REICHERT WARNING THE USE OF ACCESSORIES OR CABLES OTHER THAN THOSE SPECIFIED WITH THE EXCEPTION OF THOSE SOLD BY THE MANUFACTURER AS REPLACEMENT PARTS FOR THE INTER NAL COMPONENTS MAY RESULT IN INCREASED EMISSIONS OR DECREASED IMMUNITY OF THE EQUIPMENT OR SYSTEM WARNING PRIOR TO INSTALLING THE AUTO PHOROPTOR ONTO THE STAND ARM VERIFY THAT THE ROD ON THE STAND ARM IS SECURE BEFORE ATTEMPTING TO INSTALL THE AUTO PHOROP TOR OR DAMAGE TO THE UNIT AND OR PATIENT MAY OCCUR WARNING REMOVAL OF THE SAFETY SCREW MAY CAUSE THE INSTRUMENT TO DETACH FROM ITS SUPPORTING ARM AND CAUSE SERIOUS INJURY 11625 101 Rev M Warnings and Cautions continued CAUTION AN INSTRUCTION THAT DRAWS ATTENTION TO THE RISK OF DAMAGE TO THE PRODUCT CAUTION THE INTERNAL CIRCUITRY OF THE INSTRUMENT CONTAINS ELECTROSTATIC DISCHARGE SENSITIVE DEVICES ESDS THAT MAY BE SENSITIVE TO STATIC CHARGES PRODUCED BY THE HU MAN BODY DO NOT REMOVE THE COVERS WITHOUT TAKING PROPER ESDS PRECAUTIONS CAUTION DO NOT USE SOLVENTS OR STRONG CLEANING SOLUTIONS ON ANY PART OF THIS INSTRUMENT OR DAMAGE TO THE UNIT MAY OCCUR CAUTION DO NOT AUTOCLAVE OR DISINFECT THE UNIT OR ACCESSORIES USING HIGH TEMPERA TURES EXCEEDING THE RECOMMENDED TEMPERATURES INDICATED IN THE SPECIFICATIONS SECTION OF THIS MANUAL OR DAMAGE TO THE UNIT OR ACCESSORIES MAY OCCUR CAUTION AVOID TOUCHING THE OPTICAL COMPONENTS OF THE DEVICE TO PREVENT REDUCED PERFORMANCE BY LEAVING BEHIND FINGER
11. PRINTS OR OILS ON THE LENSES CAUTION DO NOT IMMERSE THE PHOROPTOR IN FLUIDS OR DAMAGE TO THE UNIT MAY OCCUR CAUTION ENSURE THAT THE VOLTAGE APPLIED TO THE UNIT IS THE SAME AS THE VOLTAGE THAT IS INDICATED ON THE DATA PLATE OR DAMAGE TO THE UNIT MAY OCCUR 11625 101 Rev M 5 oymbol Information The following symbols appear on the instrument AN 2012 129 REF Jn ue m Ej a m a CAUTION Consult accompanying documents Type B Product Classification Conformity with mandatory European safety requirements Date of Manufacture Waste of Electrical and Electronic Equipment Catalog Number Serial Number Accompanying Documents must be consulted Fragile Contents in Shipping Container handle with care Keep Dry Package shall be kept away from rain Authorized Representative in European Community This Way Up Indicates the correct upright position of package 11625 101 Rev M Introduction Congratulations on your purchase of the Reichert Technologies hereafter referred to as Reichert Ultramatic RX Master Phoroptor or Illuminated Phoroptor This User s Guide is designed as a training and reference manual for operation maintenance and troubleshooting We recommend that you read it carefully prior to use and follow the instructions in the guide to ensure optimum performance of your new instrument Properly trained eyecare professionals such as ophthalmologists op
12. REICHERT Refracting Instrument User s Guide AMETEK Reichert ULTRA PRECISION TECHNOLOGIES TECHNOLOGIES 2015 Inc AMETEK is a registered trademark of AMETEK Inc Reichert Reichert Technologies and Phoroptor are registered trademarks of Reichert Inc All other trademarks are property of their respective owners The information contained in this document was accurate at time of publication Specifications subject to change without notice Reichert Technologies reserves the right to make changes in the product described in this manual without notice and without incorporat ing those changes in any products already sold ISO 9001 13485 Certified Reichert products are designed and manufactured under quality processes meeting ISO 9001 13485 requirements No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical recording or otherwise without the prior written permission of Reichert Technologies Caution Federal law restricts this device to sale by or on the order of a licensed physician Rx only Table of Contents Warnings and Cautions nennen 4 SVN WTO MON nee ee De 6 MOGUC UO ee na ee ee 7 elect enca MB RR m 7 Contraindications NEN RR 7 MOUMEN een 8 Unpacking MAS TR 8 PROCS ee ee ee 8 Parts
13. RUMENT MUST BE PERFORMED BY EXPERIENCED PERSONNEL OR DEALERS WHO ARE TRAINED BY REICHERT SO THAT CORRECT OPERATION OF THIS INSTRUMENT IS MAINTAINED WARNING MODIFICATIONS TO THIS INSTRUMENT IS NOT ALLOWED ANY MODIFICATION TO THIS UNIT MUST BE AUTHORIZED BY REICHERT SO THAT CORRECT OPERATION IS MAINTAINED WARNING IF THIS INSTRUMENT IS MODIFIED APPROPRIATE INSPECTION AND TESTING MUST CONDUCTED TO ENSURE CONTINUED SAFE USE OF THIS INSTRUMENT WARNING TO AVOID RISK OF ELECTRIC SHOCK THIS EQUIPMENT MUST ONLY BE CONNECTED TO A SUPPLY MAINS WITH PROTECTIVE EARTH OR DAMAGE TO THE INSTRUMENT AND OR INJURY TO THE OPERATOR OR PATIENT MAY OCCUR WARNING ENSURE THAT THE VOLTAGE APPLIED TO THE UNIT IS THE SAME AS THE VOLTAGE THAT IS INDICATED ON THE DATA PLATE OR DAMAGE TO THE INSTRUMENT AND OR INJURY TO THE OPERATOR OR PATIENT MAY OCCUR WARNING THE INSTRUMENT MUST BE PLUGGED INTO AN OUTLET WITH AN EARTH GROUND DO NOT REMOVE OR DEFEAT THE EARTH GROUND CONNECTION ON POWER INPUT CONNECTOR OR THE UNIT S POWER CORD OF THIS INSTRUMENT OR DAMAGE TO IT AND OR INJURY TO THE OPERATOR OR PATIENT MAY OCCUR WARNING THIS INSTRUMENT IS NOT SUITABLE FOR USE IN THE PRESENCE OF FLAMMABLE ANESTHETIC MIXTURES SUCH AS OXYGEN OR NITROUS OXIDE WARNING DO NOT REMOVE THE OUTSIDE COVERS OF THE UNIT OR ATTEMPT TO REPAIR ANY INTERNAL PARTS REPAIR AND SERVICE OF THE UNIT MUST BE PERFORMED BY EXPERIENCED REICHERT PERSONNEL OR AUTHORIZED DISTRIBUTORS WHO ARE TRA
14. SESEZEIESIETHESESEIEIERE o ala e o pem mmm EIEIEIE Se pem Dew e efef AE 1 21 1 4 1 02 1 34 1 6 Co gt I a O 4 5 N wy MN a N ce D Co um O on N iN NO J O D N on m on a wo ar ra oe 4 C per pos ns MOMEN e pape T Deve en e mm s IODE NIO NIO N oo 18 00 Q2 N I mM N ETT co 19 00 19 00 20 00 ls 20 00 3 The above table is based on the Effective Power Formula P e P 1 s P P Phoroptor Power reported 13 75mm s the distance moved from the spectacle vertex distance P e the corrected power required at the spectacle vertex distance OO 1 48 1 82 N I N nn a N N on The correction factor is the difference between the effective power and the Phoroptor power cf 11625 101 Rev M 19 Instructions for Use continued Taking Measurements Distance Tests 1 All tests for distance static retinoscopy subjective phorome
15. ame amount as the cor recting cylinder for the subsequent rechecks Again recheck for axis following any modi fication made in the correcting cylinder axis and by following procedure as in a until final end point is reached End point is reached i e correcting cylin der axis is correct when vision is equally impaired by flipping cross cylinder lens from position to position Power Check 1 Toreach the power check position from axis check the practitioner merely rotates the unit clockwise to the next detent position Visual confirmation of the correct power check position finds the white dots or the red dots and letters P for power on the cross cylinder Refer to Figure JC 4 Note Set Cross Cylinder Unit for power check P s on cylinder unit should be parallel to correct ing cylinder axis When plus instead of minus correcting cylinders are used attention is given to the white dots instead of the red dots on the cross cylinder lens 11625 101 Rev M Figure JC 2 Flip Cross Cylinder NM ER 5 9 Figure JC 3 Reset Axis Figure 4 Power Check 29 Instructions for Use continued Jackson Cross Cylinder Tests continued Procedure continued Power Check continued 2 Since the cross cylinder is in the axis check posi NN tion the practitioner merely rotates the unit 45 clockwise to the detent for proper power check positioning The power check test is pe
16. anging lens powers numbers written in black are PLUS while numbers written in red are MINUS e There is Turret Assembly on each side of the Phoroptor which you can rotate in to enable the cross cylinder and prism lenses 11625 101 Rev M 15 Instructions for Use Suggested Preparation for Refraction Techniques in preparing for refraction vary considerably The points covered here are offered as sug gestions which can be arranged and modified to comply with your own particular technique 1 Room illumination should be adequate for the practitioner to see both patient and Phoroptor If room and instrument stand light are not sufficient it may be necessary to use a light from a retinoscope transilluminator or pen pocket flashlight to see cornea and pupils in the center of the aperture 2 To ensure that the patient s eyes are fixating properly a distant target such as a muscle light or single large letter may be used Note The importance of properly adjusting the Phoroptor to the patient at the start of the examination cannot be overemphasized 3 To avoid fatigue make certain that the patient is seated in a comfortable position so that without undue effort he will keep his eyes centered with the apertures of the Refractor The features of a modern chair contribute appreciably to the comfort of the patient 4 fthe chair has been lowered to its lowest position for seating of the patient the chair should be raised until the
17. ary Dial New Style Phoroptors 33 Changing Cross Cylinder Lens Assembly 34 ee 35 Adjusting Tension of Hinged Reading Rod Holder 35 Adjustment of Dial Rotation 35 EE OUI SOO 36 SS Ci Cat ON ETT TTD 37 Storage LOHN ONE m E 38 loo M 38 WY AAU NEU T 39 11625 101 Rev M Warnings and Cautions Reichert Technologies Reichert is not responsible for the safety and reliability of this instrument when e Assembly disassembly repair or modification is made by unauthorized dealers or persons Instrument is not used in accordance with this Service Manual WARNING AN INSTRUCTION THAT DRAWS ATTENTION TO RISK OF INJURY OR DEATH AN WARNING UNITED STATES FEDERAL LAW AND EUROPEAN REGULATIONS REQUIRE THAT THIS DEVICE BE PURCHASED ONLY BY A PHYSICIAN OR A PERSON ACTING ON BEHALF OF A PHYSICIAN WARNING THIS INSTRUMENT SHOULD BE USED IN STRICT ACCORDANCE WITH THE INSTRUC TIONS OUTLINED IN THIS USER S GUIDE THE SAFETY OF THE PATIENT AND THE PERFORMANCE OF THE INSTRUMENT CANNOT BE GUARANTEED IF USED IN AMANNER NOT SPECIFIED BY REICH ERT TECHNOLOGIES WARNING DO NOT REPAIR OR SERVICE THIS INSTRUMENT WITHOUT AUTHORIZATION FROM THE MANUFACTURER ANY REPAIR OR SERVICE TO THIS INST
18. at zero or open Adjust PD to its extreme position 75 mm Set the instrument for distance unconverged Clean lenses by dialing the following lens powers into position consecutively and cleaning both front and back lens surface as each one is brought to the aperture a Cylinder powers 25 50 75 1 00 1 25 2 50 3 75 5 00 b Return Cylinder Power Scale to zero c Sphere powers by rotating the knurled dial 1 75 1 50 1 25 1 00 5 50 25 25 50 75 1 00 d Return Sphere Power Scale to zero e Sphere powers by rotating the strong sphere control 3 00 6 00 9 00 12 00 15 00 18 00 15 00 12 00 9 00 6 00 3 00 f Return Sphere Power Scale to zero g Auxiliary Lens Dial by positioning Auxiliary Selector Knob a a ue Retinoscopic Polarizing Analyzer Maddox Rod Maddox Rod Vertical Horizontal Red Filter 0 12 Sphere Fixed Cross Cylinder Dissociating Prism h Now clean front and rear surfaces exposed surfaces only of the Rotary Prism Loupe Cross Cylinder Loupe and lenses in the accessory case 11625 101 Rev M Cleaning amp Maintenance continued Lens Replacement Replacing Lenses in Auxiliary Dial Old Style Phoroptors Five lenses in each dial are cell mounted the retinoscopic polarizing both Maddox rods and fixed cross cylinder lenses are in individual cells permitting substitution of special lenses Two washers and screws retain each cell Refer to Figure MM 5 To remov
19. d Insert the screw up through the slotted hole and thread it into the stand arm Tighten the screw firmly in place Refer to Figure SU 1 Note The Retaining Screw P N 11330 317 Tilt Clamp Knob Stand Arm provided with the Phoroptor will work with most stands If using an Advan Mounting tage Stand from Reichert use Retain Bracket ing Screw P N 15072 032 that comes with the stand on the Phoroptor Arm Note The instrument cannot slide off the arm at this point but can be tilted forward or back Retaining Screw 3 Tighten the Tilt Clamp Knob and the Phoroptor will be held firmly in the desired position Refer to Figure SU 1 Figure SU 1 Attaching Phoroptor to Stand Connecting the Power For Illuminated Phoroptors Only 1 Insert the male connector into the Power Input receptacle on the Phoroptor Mounting Bracket WARNING CARE MUST BE TAKEN TO ARRANGE THE CABLE FOR THE ADAPTOR SO THAT IT DOES NOT PRESENT A TRIPPING HAZARD TO THE EXAMINER OR A DANGER TO THE PATIENT WARNING POSITION THIS INSTRUMENT SO THAT IT IS NOT DIFFICULT TO OPERATE THE DISCONNECTION DEVICE PLUG 2 Plug the adapter into an outlet with the correct input voltage 3 Light should automatically turn on when plugged in 4 To adjust the brightness of the lights turn the Rheostat Control Knob Refer to Page 10 e Counterclockwise rotation dims the LEDs e Clockwise rotation brightens the LEDs Note The Rheostat Control Knob does not go OFF
20. di cating a 13 75 mm distance from the apex of the patient s cornea Also visible are three hash marks each representing 2 mm additive distance Refer to Figure OC 2 12 With the patient s forehead positioned against the headrest adjust the headrest to position the apex of the cornea at the zero line 13 75 mm from the lenses 13 If with the headrest retracted the apex of the cornea appears nasally from the zero line simply add the distance to 13 75 mm This figure is the total distance from the cornea to the strong sphere or the vertex distance 11625 101 Rev M 17 Instructions for Use continued Optical Corneal Aligning Device continued 14 The scale reading of the Corneal Aligning Device is used with the Correction Factor Table to deter mine the correction factor for the power reading Note The correction factor is always added to the Phoroptor reading as a plus quantity Example e If the Phoroptor reading is 8 00D and the Corneal Aligning Device scale indicates an addi tional 4 mm the correction factor according to the table is 0 27 Therefore the power of the correcting lens is obtained by adding 0 27 to 8 00 diopters which equals 8 27 diopters when the spectacle lens is worn at 13 75 mm from the cornea e If the Phoroptor reading is 11 50D and the Corneal Aligning Device indicates an additional 5 mm it is necessary to interpolate to obtain the correction factor Interpolating between 11 00 and 12 00 t
21. e cell from dial 1 9 10 11 Turn the Auxiliary Dial Knob until one of the two retaining screws is visible in the rear of the main aperture Turn the screw 1 4 turn counterclockwise do not remove until the washer can be rotated to place the flat side of washer toward the cell Gently retighten the screw Turn the knob until the other screw and washer are visible in the aperture Repeat the preceding step Next turn the knob to center the cell in the Note Position of Flat aperture Gently press the cell out of the auxiliary dial Figure MM 5 Auxiliary Dial Old Style thru the rear of the aperture Removable Cell Viewed Through The procedure is reversed to install a new cell Rear of Main Aperture mounted auxiliary lens Make certain that the notches the cell are positioned to permit entry of retaining washers To lock new cell into position turn the screw 1 4 turn rotate washer so that flat side is 900 away from cell tighten the screw firmly Repeat for the other screw and washer ANote Position of Notch Replacing Lenses in Auxiliary Dial New Style Phoroptors New style Phoroptors do not have washers The washer and screw is replaced by a single magne tized screw Refer to Figure MM 6 To remove cell from dial 1 Turn the Auxiliary Dial Knob until one of the two retaining screws is visible in the rear of the main aperture Unscrew the retaining screw and remove it Turn th
22. e knob until the other screw is visible in the aperture Repeat the preceding step Next turn the knob to center the cell in the aperture Gently press the cell out of the auxiliary dial thru the rear of the aperture The procedure is reversed to install a new cell mounted auxiliary lens To lock new cell into position tighten the screw firmly Repeat for the other screw Figure MM 6 Auxiliary Dial New Style Removable Cell Viewed Through Rear of Main Aperture 11625 101 Rev M 33 Cleaning amp Maintenance continued Lens Replacement continued Changing Cross Cylinder Lens Assembly The cross oylinder is changed as a complete assembly Follow the procedure below and refer to Figures MM 1 and MM 2 1 Using a 0 060 6 Spline Screwdriver remove the two spline screws 2 Lift off the retaining ring 3 Lift out the complete Cross Cylinder Lens Assembly 4 Reverse the procedure to install a new cross oylin der Note Assembly is symmetrical so either side can face outward opline Screws Retaining Cross Cylinder Lens Assembly Figure MM 1 Cross Cylinder Lens Assembly aS age byte he T v A res nu Dol mA gt Ts y Figure MM 2 Cross Cylinder Lens Assembly Close Up 34 11625 101 Rev M Cleaning amp Maintenance continued Adjustments Adjusting Tension of Hinged Reading Rod Holder The Reading Rod Holder is held in t
23. e prism diopter A The Rotary Prism Unit and the Cross Cylinder Unit are attached to the Turret Assembly The Turret As sembly rotates to locate either the Rotary Prism Unit or the Cross Cylinder Unit in front of the patient s eye When testing for prism rotate the Rotary Prism Unit in front of the eye With the Rotary Prism Unit in front of the patient s eye the unit can be oriented to deter mine base up base down base in or base out prism Refer to Figure 10 6 9 Figure IU 6 Finger Roll Knob Finger Roll Knob Figure IU 7 Rotary Prism Unit The Finger Roll Knob rotates the prism lenses inside the Rotary Prism Unit and varies the magnitude of prism Refer to Figure IU 7 e When the Finger Roll Knob is located at either the top or bottom of the Ro tary Prism Unit the prism change will be base in or base out as the Finger Roll Knob is rotated e When the Finger Roll Knob is located on either the left or right side of the Rotary Prism Unit the prism change Will be base up or base down as the Finger Roll Knob is rotated Note With the Rotary Prism set for introducing base in or base out prism the arrowhead posi 26 tioned nasally from OA denotes base in prism 11625 101 Rev M Instructions for Use continued Taking Measurements continued Cross Cylinders 1 The standard cross cylinder cells supplied are 0 250 These cells are removable and 0 37D and 0 500 are available and may be substituted
24. ection controls indexing tension of the auxiliary lens mechanism Note A standard 5 64 Allen wrench is used 4 n each case clockwise rotation of the adjusting screw increases indexing tension and counter clockwise rotation reduces indexing tension 11625 101 Rev M 35 Troubleshooting Due to the Phoroptor being enclosed and the mechanical nature of the unit problems associated with the Phoroptor should be handled by trained Reichert personnel Please contact Reichert customer service with the contact information located in the Introduction section of this manual or on the back Cover For user serviceable problems please consult the following list Light Does Not Turn On Illuminated Phoroptor Only Weak Sphere Dial Too Loose or Tight Cylinder Power Knob Too Loose or Tight Auxiliary Lens Scale Too Loose or Tight 36 Check to see if the male connector is properly inserted into the fe male connector on the mounting bracket Ensure that the power adaptor is installed into an outlet with the cor rect input voltage Light may be turned all the way down Turn the Rheostat Control knob all the way up Tighten or loosen the coordinating screw on the bottom of the phoroptor using a standard Allen wrench not provided Be careful not to adjust the screw too tight or too loose Refer to the Maintenance section Tighten or loosen the coordinating screw on the bottom of the phoroptor using a standard Allen
25. ed Reichert Ophthalmic Instrument Dealer Furthermore Reichert shall not be liable for costs of procurement of substitute goods by anyone How to File a Claim Any claim under this warranty must be made within 30 days of the failure Warranty claims for Phoroptors up to 1 year old should be filed with the dealer from whom the instrument was purchased Warranty claims for Phoroptors older than 1 year must be filed directly with Reichert Inc via phone fax or email The customer will obtain a Return Material Authorization number from Reichert prior to returning the product freight prepaid Instruments returned to Reichert for warranty service must be accompanied by a copy of the purchaser s original invoice and proof of regular instrument service as defined above Reichert will pay for transporting the repaired or exchanged product back to the customer Repaired replaced or exchanged product will be warranted for the remainder of the original warranty Limitations Reichert s sole obligation under this warranty is to repair or replace the defective part or product at Reich ert s discretion and at Reichert s cost This warranty is in lieu of all other warranties implied or expressed All implied warranties of merchantability or fitness for a particular use are hereby disclaimed No represen tative or other person is authorized to make any other obligations for Reichert Reichert shall not be liable for any special incidental or conseq
26. from your instrument CAUTION IN ORDER TO KEEP THE LIMITED LIFETIME WARRANTY CURRENT THE PHOROPTOR MUST BE SENT IN FOR CLEANING TO REICHERT OR A REICHERT AUTHORIZED DEALER FOR CLEANING ONCE EVERY THREE YEARS Cleaning Make it a habit to always keep your Phoroptor covered when it is not in use The Dust Cover provided will aid in keeping lenses clean and keep dust from working inside the instrument and eventually con taminating the lubricant Keep the exterior surfaces clean by periodically wiping it with a clean dry cloth If there are stains that are hard to remove moisten the soft cloth with a mild soap solution 1 cc of liquid dish soap to one liter of clean filtered water filtered below 5 microns CAUTION DO NOT DRIP ANY FLUIDS INTO THE PHOROPTOR OR DAMAGE TO THE INSTRUMENT MAY OCCUR CAUTION DO NOT USE ALCOHOL OR ACETONE STRONG SOLVENTS CAN DAMAGE THE FINISH Note All lens disc apertures are open when the Sphere Power Scale and Cylinder Power Scale read zero and the Auxiliary Lens Dial Knob is set at 0 CAUTION DO NOT TEST FOR AN OPEN APERTURE BY INSERTING FINGERS IN THE APERTURE AS LENS SUR FACES CONTACTED WILL BE SOILED Sanitary Face Shields The semi permanent Face Shields furnished with the Phoroptor are made of white nylon and have a protective lens on them to help keep the inside of the Phoroptor free of contaminants This material can be washed with a mild soap solution 1 cc of liquid dish soap to one liter
27. guration of the Reichert Phoroptor is a registered trademark in the United States amp Canada 10 11625 101 Rev M Instrument oetup continued Parts Identification continued Illuminated Phoroptor The illumination option reduces eyestrain by lighting the most commonly used scales and dials Lighting is provided by energy efficient cool running LEDs light emitting diodes that require no maintenance Operators simply plug the Illuminated Phoroptor into the appropriate power receptacle to turn the lighting on All other instrument functions remain unchanged 3 3 2 Illuminated Features 1 Sphere Scale 4 Rheostat Control 2 Cylinder Axis Scale 5 Power Input 3 Cylinder Power Scale 11625 101 Rev M 11 Instrument oetup continued Setup Attaching the Phoroptor to the Stand WARNING PRIOR TO INSTALLING THE PHOROPTOR ONTO THE STAND ARM VERIFY THAT THE ROD ON THE STAND ARM IS SECURE BEFORE ATTEMPTING TO INSTALL THE PHOROPTOR OR DAMAGE TO THE UNIT AND OR PATIENT MAY OCCUR WARNING REMOVAL OF THE SAFETY SCREW MAY CAUSE THE INSTRUMENT TO DETACH FROM ITS SUP PORTING ARM AND CAUSE SERIOUS INJURY 1 Place the Phoroptor on the instrument stand arm by sliding the Mounting Bracket over the end of the arm until the threaded hole of the stand arm lines up with the slotted hole in the bottom of the Mounting Bracket Refer to Figure SU 1 2 ARetaining Screw has been provided to prevent the Phoroptor from falling off the stan
28. he correction factor according to the table is 0 62 Therefore the power of the correction lens is obtained by adding 0 62 to 11 50 which equals 10 88 diopters when the spectacle lens is worn at 13 75 mm 15 The tables can also be applied in the case where the spectacle lenses are to be worn at one dis tance the test is made at another distance and neither distance is at 13 75 mm Note First assume the Corneal Aligning Device indicates an additional 4 mm that the spectacle lenses to be worn at 12 mm instead of 13 75 mm and that the Phoroptor reading is 13 00 diopters In this case fitting distance of 12 mm is subtracted from the refracting distance of 17 75 mm 13 75 mm plus 4 the result being 5 75 mm In the table for plus Phoroptor readings at the horizontal row corresponding with 13 00 diopters the value of 5 75 falls be tween the 5 mm and 6 mm columns By interpolation the addition is found to be 1 05D Hence the power of the spectacle lens should be 13 00 plus 1 05 for a total of 14 05 diopters 18 11625 101 Rev M Instructions for Use continued Optical Corneal Aligning Device continued CORRECTION FACTOR TABLE PLUS CORRECTION FACTOR TABLE MINUS 005 1 00 001 002 003 004 005 el ae pepe ew m o o o o foe fo Fe se epp s epe sn _ o for e e n or ECHEIE
29. he standard 1 50D lens compensates for the convenient working distance of 26 inches Retinoscopic Lens For binocular refraction techniques axis is 45 left eye 135 right eye Maddox Rod Vertical White left eye red right eye For muscle balance tests Maddox Rod Horizontal White left eye red right eye For muscle balance tests Polarizing Lens Red Lens For binocular vision tests Green Lens For binocular vision tests Second open aperture provided as a convenience feature Open Aperture Never have to turn all the way back 0 12D Sphere Refines spherical correction to 1 8thD steps Opaque disk with small hole Used to determine if a patient s vision problem is pathological or a refraction error 10A 10 A base in left eye T Zu 6 base up right eye Dissociating prisms Axis preset for dynamic CC and dissociated CC tests de TIKER GROSS scribed in Near Point Rotochart Manual Occluder Covers one eye during refraction Note Should you wish to substitute special lenses in these positions at some future date refer to Replacing Lenses in Auxiliary Dial in the Maintenance section of this guide 11625 101 Rev M 25 Instructions for Use continued Taking Measurements continued Rotary Prisms 1 2 3 4 Each Rotary Prism Unit loupe has a range of 204 Paired prisms give 40A in any base direction The scale is marked in broad divisions of on
30. he stored position by a spring clip The Rod Hinge contains two pins Clip which engage into the clip when moved to the vertical position T P o gt Nut The Reading Rod Hinge is under tension Occasion i ally you may want to readjust this tension do so 1 Hold one of the slotted head nuts with a screw driver 2 With a second screwdriver tighten the other nut Refer to Figure MM 3 3 Periodically the bearing which secures the Read ing Rod Holder requires lubrication Move the holder to the down position for accessibility to oil the hole and add a drop or two of light oil Figure MM 3 Cross Cylinder Lens Assembly Adjustment of Dial Rotation Tension The sphere lens system cylinder lens system and auxiliary lens system all have rolling Index Wheels The pressure of the wheel in the dial index deter mines to a considerable degree the feel of the dial rotation and indexing Each may be adjusted from the outside of the in strument with no dismantling required Refer to Figure MM 4 to see the adjusting screws positioned at the bottom of the lens housings Figure MM 4 Dial Rotation Tension 1 The screw in front or cylinder section controls indexing tension of the cylinder power mechanism 2 The center screw of the three which is in the forward portion of the rear or sphere section con trols indexing tension of the sphere power mechanism 3 The screw in the back portion of the rear or sphere s
31. hold the instrument in place but permits you to rotate the Phoroptor against a friction load The knob allows friction adjustment to your prefer ence 11625 101 Rev M Description of Operation Operating Principle All known refraction methods can be applied to the Phoroptor The order of the examination steps are freely selectable by the end user The Phoroptor is made up of several sets of dials that control lenses inside the unit Once the operator becomes familiar with the lenses and dials operation of the Phoroptor will become quick and routine The main parts of the Phoroptor are as follows The Auxiliary Lens Knob top dial controls the type of test being performed This allows the op erator to insert different type of test lenses such as Maddox lenses red green lenses or to open or occlude the apertures Note The right side of the Phoroptor the patient s left eye has white Maddox lenses and the green lens for the red green test The left side of the Phoroptor the patient s right eye has red Maddox lenses and the red lens for the red green test e Strong Sphere Control outer dial of the top knob changes the sphere value in large steps while the Weak Sphere Dial large outer wheel on the sides of the Phoroptor changes the sphere value in small steps e Cylinder Power Knob inner lower dial changes the cylinder value and the Cylinder Axis Knob outer lower dial changes the axis Note When ch
32. ions for Use continued Taking Measurements continued Operation of the Sphere Lens Dials 1 All sphere powers plus and minus can be introduced into the lens aperture in steps of 0 25D by rotation of a single lens dial 0 120 sphere in the Auxiliary Lens Knob can be used to refine the spherical Ei correction to 1 8th D steps KK 2 The operation is simple Rotation of the Weak Sphere Dial downward i e clock wise for the left eye counterclockwise for the right eye introduces more plus power or less minus Refer to Figure TM 3 SE 3 Rotation of the Weak Sphere Dial upward 2 introduces more minus power less a plus Refer to Figure TM 3 Figure TM 3 Moving Weak Sphere Dial Note Plus powers are indicated by black numbers minus powers by red numbers 4 An automatic pick up system links the two sphere power dials so that whenever a change in power is required in the Strong ps hunt Sphere Dial it is automatically moved by m nnd i gt the Weak Sphere Dial Thus one may dial completely through the 16 75D to 19 00D range in 0 25D steps by rotation of only the Weak Sphere Dial 5 However high power may also be intro duced quickly and easily by means of the Strong Sphere Control when desired Refer to Figure TM 4 continued Figure 4 Rotating Strong Sphere Control Surrounds Auxiliary Lens Scale 22 11625 101 Rev M Instructions for
33. nce from the eye 5 When either of these elements is neglected the corrective accuracy of the lens system is impaired particularly with regard to combinations of high power lenses 6 The distance at which the spectacle lens is generally worn is considered to be 13 75 mm from the apex of the cornea to the ocular surface of the lens 7 With this as the standard the posterior lens surface of the Phoroptor must be placed at a distance of 13 75 mm if the Phoroptor reading is to be directly applied to spectacle lens power 8 Inthe Phoroptor this condition is obtained when the zero setting of the sight in the Corneal Aligning Device is lined up with the apex of the cornea Refer to Figure OC 1 9 To establish proper distance between the patient s eyes and the instrument adjust the position of the Forehead Rest using the knurled Forehead Rest Knob C Refractionist s 2mm 4mm 2 6 Boni Alignment 6mm Device Patient s Eye Figure OC 1 Corneal Alignment Device Figure OC 2 Corneal Alignment Device Close Up Note Make certain that the patient s forehead is resting firmly against the headrest 10 This adjustment will move the patient s eyes nearer to or farther from the instrument 11 From the front of the instrument look into the Corneal Aligning Device The upper and lower pointers should be in exact alignment with the solid black line visible on the mirror This is the zero point in
34. of clean filtered water filtered below 5 microns or wiped with alcohol Note If using alcohol be careful not to soak the lens and the area where the lens is attached to the plastic The alcohol may weaken the glue causing the lens to fall out Note Do not press hard on the glass when cleaning This may cause the lens to fall out or fall into the Phoroptor Cleaning the Lenses All lenses should be kept clean and free of dust fingerprints etc How rapidly lenses become soiled depends on many factors whether the office has air conditioning or windows are opened for ventila tion adjacency of industry humidity etc Suggestions are offered here for the self cleaning of lenses It is advisable however to have the lenses cleaned approximately once a year by a Reichert authorized Dealer It is generally good pre ventative maintenance to have mechanical assemblies cleaned and re lubricated at the same time There are protective lenses on the front doctor s side of the Phoroptor in both the left and right ap ertures These lenses are held in place by a rubber O ring and should be removed before cleaning the internal lenses Clean these lenses before inserting them back in the Phoroptor with the follow ing procedure continued 11625 101 Rev M 31 Cleaning amp Maintenance continued Cleaning continued 32 Cleaning the Lenses continued In a thorough cleaning procedure there are a total of 168 lens surfaces
35. patient s eyes are on a level with the practitioner s eyes in his normal working posi tion 5 The Phoroptor should be moved close to the patient s face and positioned so that his eyes and the Phoroptor apertures are on the same level The top line of the test chart should be level with or slightly below the lens apertures 6 With the above accomplished lock arm motion 7 Adjust Phoroptor Forehead Rest so that the patient s corneas are approximately 13 75 mm as indi cated on the Corneal Aligning Device Note When it is known or suspected that the patient has a significant refractive error use the Corneal Aligning Device rather than visually judging distance For use of Corneal Aligning Device refer to page 16 8 When using the chair headrest it should be brought forward until the pads rest against the patient s head The patient should not be allowed to move his head backward to meet the headrest as this will invariably cause him to tilt his head 9 After the headrest is locked into position the interpupillary adjustment is made by turning either P D Adjustment Knob until the pupil of each eye is centered behind its respective aperture while the patient is looking straight ahead 10 If the patient s head is held level in the headrest and the Spirit Level shows the bubble in the center both eyes should appear on the same horizontal level in the apertures If one eye is higher than the other it will be observed by noting the position
36. rformed in the usual manner with the cross cylinder lens flipped from position to position Il Refer to Figures JC 5 and JC 6 a If vision is better with red dots parallel to cor recting minus cylinder axis power of correct ing cylinder is increased b If vision is better with red dots perpendicular to correcting minus cylinder axis power of correcting cylinder is reduced c End point is obtained i e correcting cylin der power is correct when vision is equally impaired by flipping cross cylinder lens from Position to Position Il 3 Atthe end of each refraction the Cross Cylinder Unit should be rotated 45 counterclockwise to the detent so that for the next refraction the cross cylinder axis will be positioned 45 from the correcting cylinder axis i e Thumb Roll Knobs parallel to arrows on axis knobs This presets the instrument for the axis check during the next refraction L i 4 j E Figure JC 6 Rotate Cross Cylinder When plus instead of minus correcting cylinders are used attention is given to the white dots instead of the red dots on the cross cylinder lens 30 11625 101 Rev M Cleaning amp Maintenance To keep your Phoroptor in perfect operational condition and add to instrument life review this section of the instruction manual carefully It will aid you in performing a few basic servicing tasks and help you derive full value
37. ser This warranty applies to all new products purchased after November 1 2001 What is Required of the Purchaser Product registration or possession of original receipt and proof of regular instrument service performed by Reichert or by an authorized Reichert dealer are required for any claim under the limited lifetime warranty Regular instrument service must be performed at least every three years and is defined as at a minimum thorough evaluation of all mechanisms cleaning in accordance with Reichert approved procedures and lubrication and adjustment as required Product registration can be accomplished via mail fax or Internet www reichert com Records of service performed by Reichert will be maintained for the customer at the factory Records of service performed by an authorized Reichert dealer must be maintained by the cus tomer What is not Covered Cleaning and lubrication are required on a regular basis and are not covered under this warranty nor are dust covers face shields and other consumable items nor does this warranty apply to product which has been tampered with altered in any way misused damaged by accident or negligence or which has the serial number altered or removed nor shall this warranty be extended to a product installed or operated in a manner not in accordance with the Reichert instruction manual nor to a product that has been sold serviced installed or repaired other than by Reichert or by an authoriz
38. teps of 0 25D throughout the full range by means of the Cylinder Power Knob To increase power knobs are turned clockwise Refer to Figure TM 5 A pair of 0 12D cylinders in accessory cells permits refinement to 1 8th D steps A pair of 2 00D cylinders in accessory cells extends cylinder power range to 8 00D Large 360 protractors around the Cyl inder Axis Knobs mark the position of the axis from 0 to 180 in steps of 5 The Rx axis reading is taken from the scale at the Cylinder Axis Knob The axis scale around the aperture is provided for reference during retinos COpy The Cylinder Axis Knob concentric with power knob can be continuously turned clockwise or counterclockwise to set the axis of the cylinder in any meridian from 0 to 180 Refer to Figure TM 6 Figure TM 6 Turning Cylinder Axis Knob 11625 101 Rev M Instructions for Use continued Taking Measurements continued Auxiliary Lens Dial 1 The Auxiliary Lens Dial is controlled by turning the Auxiliary Lens Knob The Phoroptor provides a selection of 10 auxil iary lenses plus two open apertures Refer to Figure TM 7 2 Beginning at O open aperture at the top of the scale the lenses will index into posi tion in the following order as you turn the Auxiliary Lens Knob clockwise Figure TM 7 Auxiliary Lens Scale and Lens Knob 1 50D low reflection coated Compensates for working distance during retinoscopy For example t
39. the smallest line of legible letters Axis Check 1 The Cross Cylinder Unit is in the correct position for axis check when the axis of the Finger Roll Knobs handles correspond to the axis of the correcting cylinder and the red and white dots are 45 from the correcting cylinder axis Refer to Figure JC 1 4 Xd Figure JC 1 Finger Roll Knob 2 Rotate the Turret Assembly to position the Cross Cylinder Unit in front of the main aperture Roll Knobs should correspond to the axis of the correcting cylinder 3 Ifthe cross cylinder is not in the correct position i e axis 45 from the correcting cylinder axis the practitioner need only rotate the Cross Cylinder Unit 45 counterclockwise to de tent continued 28 11625 101 Rev M Instructions for Use continued Jackson Cross Cylinder Tests continued Procedure continued Axis Check continued 4 The axis check test is performed in the usual manner with the cross cylinder lens flipped from position to position Il Refer to Figures JC 2 a Note b C If vision is improved in one position but made worse in the other position the minus correcting cylinder axis is rotated toward the position of the red dots in which vision is improved As the correcting cylinder axis is rotated the cross cylinder axis is automatically rotated a corresponding amount Hence the prac titioner does not have to manually rotate the cross cylinder the s
40. to be cleaned Lens surfaces can be reached for cleaning through the front or rear instrument apertures and it should not be necessary to separate the dials Note Acommon rubber ear syringe will be found useful in blowing dust from lens surfaces 2 Use caution to keep the syringe clean so that it will not soil lens surfaces which it may acciden tally touch If dust persists then a careful light brushing of the lens surface with a camel s hair brush followed by syringe action will often prove helpful For complete cleaning of lenses a soft surfaced cleaning tool is desirable An efficient cleaner can be fashioned by rolling a strip of soft lint free linen around a slim soft wood stick so that a roll of cloth about 3 16 1 4 in diameter with a flat end is formed The cloth should project beyond the end of the supporting stick As the cleaning end of this tool becomes soiled clip the soiled end with scissors to expose a new clean surface or reroll with fresh cloth Slightly moist ening the tip of this tool with lens cleaning solution is desirable Indirect illumination from a standard lamp bulb through the instrument apertures will help identify soiled lenses Lenses may be cleaned with the Phoroptor in place on the instrument stand for easiest handling or the instrument may be removed and supported on a sturdy padded table Cleaning Procedure Rotate the Turret Assembly so no loupes are in front of viewing apertures Set all scales
41. tometrists opticians and eye care technicians should operate this instru ment All parts of this ME system are suitable for use within the patient environment Please retain this guide for future reference and to share with other users For additional copies of this manual or questions related to the Phoroptor contact your local authorized Reichert dealer or contact our Customer Service department directly at Tel 716 686 4500 Fax 716 686 4555 E mail reichert information ametek com Indications for Use The Reichert Phoroptor is designed for e Subjective refraction e Determination of correction data for refraction anomalies and binocular functions being the basis to manufacture tailored glasses and contact lenses e Use in refraction rooms in clinics physicians or opticians practices e Operation by physicians or opticians or properly trained personnel e Installation under the conditions for medical equipment Note Collision with other equipment has to be avoided Contraindications None 11625 101 Rev M Instrument Setup Unpacking Instructions Great care has been taken to deliver your Phoroptor to you safely Please read this User s Guide before operating the unit The instrument is packaged in a shipping container to protect the instrument from damage during shipment Please remove the Phoroptor and the accompanying equipment from the packaging material in the following manner Note Please retain the packaging
42. try are generally made with the Vergence Levers in the extreme outward position Refer to Figure TM 1 2 Atthis setting the lens systems are parallel For shorter test distances than 20 feet compensa tory adjustments may be made by moving the levers inward ow 2 zx 25 Figure TM 1 Vergence Levers Out Distance Tests 20 11625 101 Rev M Instructions for Use continued Taking Measurements continued Near Tests 1 All tests for near dynamic retinoscopy amplitude of accommodation dynamic cross cylinder positive and negative relative accommodation phorometry are generally made with the Vergence Levers in the inward converged position Refer to Figure TM 2 2 With a distance PD of 64mm moving both levers from the extreme outward position to the extreme inward position converges the instrument apertures for the near test at 16 inches At the same time aperture separation is decreased by 4mm 3 For PD settings greater than 64mm the Figure TM 2 Vergence Levers In Near Tests instrument apertures are slightly under converged reducing the PD adjustment by 1mm or less compensates for it 4 For PD settings less than 64mm the instrument apertures are slightly over converged this is corrected by slight outward adjustment of the levers JS 1 275 75 7 Man 75 4 ic 1 Note Do not attempt to fully converge the instrument below 55mm distance PD 11625 101 Rev M 21 Instruct
43. uent damages or for any negligence breach of warranty strict liability or any other damages resulting from or relating to design manufacture sale use or handling of the prod uct Exceptions to Limitations Some states countries do not allow the exclusion or limitation of incidental or consequential damages Fur thermore some states countries do not allow limitations on how long an implied warranty lasts As such some of the limitations set forth in this warranty may not apply to you This warranty gives you specific legal rights and you may also have other rights that vary from state to state and country to country 11625 101 Rev M 39 Reichert TECHNOLOGIES Reichert Inc 3362 Walden Ave Depew NY 14043 USA Toll Free 888 849 8955 Phone 716 686 4500 Fax 716 686 4555 Email reichert information ametek com www reichert com AMETEK GmbH Business Unit Reichert Carl von Linde Strasse 42 85716 Unterschleissheim Munich Germany Email info reichert de ametek com Tel 49 89 315 8911 0 Fax 49 89 315 891 99 ISO 9001 13485 Registered 11625 101 Rev M June 17 2015 AMETEK ULTRA PRECISION TECHNOLOGIES
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