|PD Adjustable Range||
52mm, 54mm, 58mm, 60mm, 62mm, 64mm, 66mm, 68mm, 70mm
|Axial Calibration on each disc||
165º ~ 0º ~ 180º ~ 25º axis graduation line runs counter clockwise along axis graduation line of lens frame, with interval of graduation line being 5º
|Lens rotates around optic axis inside lens frame||
|Range of left or right lens frame legs, length adjustment||
90m ~ 99mm, length of specification of trial frame increase 1mm in turn
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