Yeasn SLY-100, User Manual, Page: 4 / 38

Content
1. Introduction .................................................................................................................. 1
1.1 Uses .................................................................................................................... 1
1.2 Characteristics .................................................................................................... 1
1.3 Main technical indexes ....................................................................................... 1
1.4 Nameplate and indications ................................................................................. 2
2. Safety Notice ................................................................................................................ 4
3. Configuration ................................................................................................................ 5
4. Assembly ...................................................................................................................... 9
4.1 Attaching Instrument to Ophthalmic Stand ........................................................ 9
4.2 Attaching Near Point Rod, Near Point Card and Card Holder ......................... 10
4.3 Attaching face shield ........................................................................................ 10
5. Preventive inspection .................................................................................................. 10
6. Operation Procedures ................................................................................................. 11
6.1 Spherical Lens .................................................................................................. 11
6.2 Cylinder Lens ................................................................................................... 11
6.3 Auxiliary Lens .................................................................................................. 12
6.4 Cross Cylindrical Lens ..................................................................................... 13
6.5 Rotary Prism ..................................................................................................... 14
6.6 Corneal Aligning Device .................................................................................. 15
6.7 Near Point Card ................................................................................................ 19
6.8 Examination Procedures ................................................................................... 19
7. Maintenance ............................................................................................................... 32
7.1 Daily Care ......................................................................................................... 32
7.2 Checking and Servicing Procedure................................................................... 32
8. Before Requesting Service-Troubleshooting Guide ................................................... 32
9. Cleaning & Protection ................................................................................................ 33
10. Environmental Conditions and Service Life ............................................................ 33
10.1 Environmental conditions for normal operation ............................................. 33
10.2 Environmental conditions for transportation and storage............................... 33
10.3 Service life ...................................................................................................... 33
11. Environmental Protection ......................................................................................... 34
12. The responsibility of the manufacturer ..................................................................... 34
13. Optional Accessories - Cylinder Lens ...................................................................... 34