Selecting The Lens Plate - Nikon OT-8A Repair Manual

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I. OT-8A TEST PROGRAM
Selecting the Lens Plate
Ten keys [1] through [8] correspond to the lens plates in order from the patient side.
[1] :
Pola and medium-power lens plate
[2] :
High-power spherical lens
[3] :
Recos plate
[4] :
Low-power spherical lens
[5] :
Minus astigmatism lens
[6] :
Plus astigmatism lens
[7] :
Prism lens
[8] :
Prism lens
^
[9] :
PD drive mechanism: This operates whichever the right or the left, is selected.
Press [R] to select the lens section for the right eye. Press [L] to select the lens secdon
for the left eye. Press [R/L] to select both the lens sections.
(1)
(21
(3)
(4-)
(51
(61
(71
(8)
1-4
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