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| Name: | NJC-4 Manual lensmeter |
|---|---|
Product Description
NJC-4 Manual lensmeter
Features:
Ø Wide observation vision field
Ø Classic shape, Favorable price
Ø Both power: DC or AC
Ø Compensation Prism Device OPTION
Parameters:
Range of measurement | -20D~+20D |
Minimum scale value | -5D~+5D 0.12D steps |
-5D~-20D & +5D~+20D 0.25D | |
Astigmatism axis angle of cylindrical lens | 0~180° Minimum scale value 1° |
Prism degree | 0~5Δ Minimum scale value 1Δ |
with prism compensation device | |
0~20Δ Minimum scale value 1Δ | |
Prism basal angle | 0~180°, Minimum scale value 1° |
Range of ocular visibility adjustment | 20mm ~ 85mm |
Power | AC 220V/110V /DC 3V |
Hits: 【Print】
