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GA bon CP-50 Rev 1.0 E 271205
PO Box 32 26
Phone: 0451/ 80 900-0
23581 Lübeck
Fax:
Stellmacherstraße 14
E-Mail: call@bon.de
D-23556 Lübeck
Internet: www.bon.de
bon Optic Vertriebsgesellschaft mbH – managing director: H. Jochen Kaber – HR Lübeck, HRB 3475 – VAT No. 161662634
Sparkasse zu Lübeck
0451/ 80 900-10
(Sort code 230 501 01) Acc.No. 1 014 885
Swift / BIC: HSHN DE H1 SPL
IBAN: DE 2305 0101 0001 0148 85
Instruction manual
bon CP-50 chart projector
Commerzbank Lübeck
(Sort code 230 400 22) Acc.No. 0 107 755
Postbank Hamburg
(Sort code 200 100 20) Acc.No. 409 22-204
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Table of Contents
Summary of Contents for bon CP-50
- Page 1 Postbank Hamburg D-23556 Lübeck Internet: www.bon.de IBAN: DE 2305 0101 0001 0148 85 (Sort code 200 100 20) Acc.No. 409 22-204 bon Optic Vertriebsgesellschaft mbH – managing director: H. Jochen Kaber – HR Lübeck, HRB 3475 – VAT No. 161662634...
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Page 2: Table Of Contents
Product safety controls..................16 Repairs you can carry out yourself..............17 7.4.1 Replacing a fuse......................17 7.4.2 Replacing light bulbs ....................... 18 Malfunctions ..................... 18 Guarantee and disposal................19 Technical data ....................20 Appendix: EC-Declaration of Conformity GA bon CP-50 Rev 1.0 E 271205 2/21... -
Page 3: Introduction
Note! Indicates information for correct use so that errors may be avoided. This publication may not be copied or transferred without prior agreement from bon Optic. bon Optic reserves the right to make changes in the interest of technical development. These operating instructions are not subject to updating. -
Page 4: Important Information
D- 23556 Lübeck 2.2 Application and classification 2.2.1 Application (appropriate use) The chart projector CP-50 is designed to project various test charts to determine the visual acuities of the human eye. 2.2.2 Classification The CP-50 chart projector is a non-invasive active class 1 medical device in accordance with Council Directive 93/42/EEC (MDD). -
Page 5: Scope Of Delivery
1 x Allen key to open the casing 1 x Allen key to secure the tilt arm Optional accessories To mount/set up the device table foot wall fixings For projection Surface mirror Hinged joints GA bon CP-50 Rev 1.0 E 271205 5/21... -
Page 6: Description Of The Device
CP-50 Description of the device The CP-50 chart projector has a total of 37 test fields to determine the visual acuities of the human eye. The individual charts are very clearly reproduced thanks to the special design of the optotypes and the high resolution lens system. All tests are conveniently controlled using the infrared remote control, with a switching speed of 0.03 seconds. -
Page 7: Safety Instructions
To unplug - do not pull the cable; pull the plug itself. Ensure that the cable is not damaged (e.g. sharp edges or heat). Disconnect from power supply prior to carrying out repairs, servicing or maintenance work. GA bon CP-50 Rev 1.0 E 271205 7/21... -
Page 8: Setting Up And Operating
5. If using other projection screens ensure that the light density of the testing field is 80 to 320 cd/m², as stipulated in ISO EN 8596. Projector Projection screen Patient’s eye Projection distance Figure 5-1: Direct projection (top view) GA bon CP-50 Rev 1.0 E 271205 8/21... -
Page 9: Projection Via A Mirror System
(B), taking care not to damage the projection screen. Projection distance: a + b = S1 + S2 = S3 + S4 Figure 5-2: Indirect projection (top view) GA bon CP-50 Rev 1.0 E 271205 9/21... -
Page 10: Operating
Figure 5-4: Chart projector back view Press the [OFF] switch on the remote control to switch off the projection lamp. The lamp switches off automatically if no key is pressed for 5 minutes (sleep mode). GA bon CP-50 Rev 1.0 E 271205 10/21... -
Page 11: Operating
Bichrome balance test j) Heterophoria test k) Heterophoria test with fix point l) Aniseikonia test (vertikal) m) Aniseikonia test (horizontal) n) Night myopia test o) Dissociation test Figure 6-1: Remote control GA bon CP-50 Rev 1.0 E 271205 11/21... -
Page 12: Special Features
Tests the degree of existing night myopia. Cross cylinder test Tests the degree of existing night myopia. Night myopia test Dissociation test Test for dissociation. Astigmatismus-Test astigmatism Ascertainment the at cross cylinder method. (Punkteraster) GA bon CP-50 Rev 1.0 E 271205 12/21... -
Page 13: Filters
The polarisation filters separately polarise the optotypes in 45° and 135°. This function is cancelled by pressing anyone key. 6.4 Masks The CP-50 projector allows the follow charts to be selectively shown (>= 0.25 acuity level) using a mask disc. Landolt rings... -
Page 14: Programming Test Series
Press the [ ] key until the end of the test series. Step 6: Press [OUT] key. Shortening a test series: Press the [ ] key in step 5 until you reach the test after the one to be ended. GA bon CP-50 Rev 1.0 E 271205 14/21... -
Page 15: Using Several Projectors In A Room
5. Release program key [IN] once the projector has confirmed the code following several short and one long signal tones. If the projector does not signal that it has received the code, switch it off and repeat step 4. GA bon CP-50 Rev 1.0 E 271205 15/21... -
Page 16: Care And Maintenance
7.2 Maintenance Regular servicing is not required, provided the chart projector is used appropriately. Please contact bon Optic if repairs are required or in the event of technical problems. 7.3 Product safety controls For this device, no special safety checks are required. In order to meet the requirements of the directive on the operation of medical devices, we recommend regular testing of the electrics. -
Page 17: Repairs You Can Carry Out Yourself
1) Disconnect the mains cable before replacing the fuse. 2) Open safety element (2) with a screwdriver. 3) Remove the old fuse from its holder and insert the new fuse. 4) Replace the fuse holder. GA bon CP-50 Rev 1.0 E 271205 17/21... -
Page 18: Replacing Light Bulbs
7) Switch on the device to check that the new bulb works. Protection plate and bulb Figure 7-3: Chart projector is opened 7.5 Malfunctions If there are malfunctions in the electromagnet compatibility, contact the bon Optic customer service. GA bon CP-50 Rev 1.0 E 271205 18/21... -
Page 19: Guarantee And Disposal
A receipt with the date of purchase can be provided. The device has been used properly and in accordance with the conditions of use. Repairs have not been carried out by anyone other than the bon Optic customer service team or persons authorised by bon Optic. -
Page 20: Technical Data
Temperature: -5 °C to +45 °C (+23 °F to +113 °F) Read operating instructions Air pressure: 650 hPa to 1100 hPa Application part type B Relative humidity 25% to 80% Maximum conditions – no longer than 60 days in a row GA bon CP-50 Rev 1.0 E 271205 20/21... - Page 21 Sehzeichenprojektor / (16-890) (Device type/ UMDNS-CODE) Chart projector / (16-890) Sehzeichenprojektor CP-33 ID / CP-33 IDB / CP-50 Gerätebezeichnung: Chart projector CP-33 ID / CP-33 IDB / CP-50 (Device name) Klassifizierung: 1 (Richtlinie 93/42/EWG, Anhang IX, Regel 1) (Classification) 1 (MDD 93/42/EEC, annex IX, rule 1) Wir erklären hiermit die Übereinstimmung des vorgenannten Produkts mit der...
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