Instrument Setup (continued)
Figure IS-21, Controller Keypad
Controller Keypad
1. C—Clear data
2. AR—Auto Refractor
3. LM—Lensmeter
4. R—Right Eye Open/Close
5. S—Sphere Adjustment
6. C—Cylinder Adjustment
7. A—Axis Adjustment
8. ADD—Near Vision Addition
9. L—Left Eye Open/Close
10. Display Multiple Lines of Optotypes
11. Improved Visual Acuity or Increase
Optotype Size
12. Horizontal Line Mask
13. Vertical Line Mask
14. Single Optotype Mask
15. Red/Green Filter
16. Decreased Visual Acuity or Decrease
Optotype Size
17. Enter Key for Cross Cylinder Tests
18. Green button for Split Prism Test
19. L—Left eye aperture
20. Control Knob
21. B—Binocular Vision Measurement
22. R—Right eye aperture
23. Red button for Split Prism Test
24. BB—Binocular Balance
(3 ∆ base down prism in right eye,
3 ∆ base up prism in left eye)
25. PRISM—Automatically brings in prism
lenses
26. PD—Pupillary Distance Measurement
27. OUT—Export Data
28. IN—Import Data
29. SC—Data Without Correction
30. CC—Data With Correction/Final
31. SUBJ—Subjective Refraction Data
1
31
27
28
29
30
10 1198765432
17
14
13
12
26 25 18
15
16
202123 22 1924
28 16241-101 Rev. D
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