Manual Refractor MR-200

Manual Refractor MR-200

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Part Number:104

Specifications:

Item and range of measurement:
Myopia:0 to -19.00 diopter in 0.25 diopter step (0.12 diopter step)
Hyperopia:0 to +16.75 diopter in 0.25 diopter step (0.12 diopter step)
Astigmatism:0 to -6.00 diopter(-8.00 diopter) in 0.25 diopter step (0.12 diopter step)
Near vision test: Main optical axes of both lenses converges by means of a tilt mechanism at 40cm in front of the eyes at 64mm P.D. If P.D. for far vision is less then 54mm,converging operation stops.
Binocular balance test: Rotary prism and polarizing lens methods are available.
P.D.:48 to 75mm by 1mm step
Level adjustment: More than 4.5 for right and left banks
Dimensions:335(at 64mm P.D. setting) 97 294mm
Weight:4.5kg

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