2.4. How to Set Prism
If the measured value is not accurate, you should set the 2, 5, 10, 15, 20 lens again
by using the standard lens-set.
A. First, convert prism display format into P-B.
B. Then, press the ‘PRISM’ (Key 2) button.
C. After selecting the 2 lens from the standard lens set, place it on the lens cap.
D. ‘-0.01’ button and ‘+0.01’ button by the given value in the Standard Lens-set
specification.
E. Rotate it to become the center position of 0~30(A0) degree.
F. Press the ‘MEASURE’ button and check if ‘A0/A1/A2/A3/A4/A5/A6/A7/A8/A9/A10/
A11:’ value is changed.
G. Repeat from step E ~ F to the center position of 331 ~ 360(A11) degree.
H. Finally the ‘SAVE’ button to save.
I. Repeat the procedures from C to H for 5, 10, 15 lens and 20 lens.
‘Prism’ screen will show the following information:
- PRISM : 2 Prism, 5 Prism, 10 Prism, 15 Prism, 20 Prism
- Idx : Display prism index currently.
- ANGLE : Display axis index currently.
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