描述

Loudly brand higher quality Lensmeter NJC-5

Features

▲ Internal Reading.

▲ Beautiful appearance.

▲ Wide observation vision field.

▲ Compensation Prism Device OPTION.

Specifications
Eyepiece focusing
-5D to +5D
Vertex range
-20 to +20D
Minium measurement value
0.125D
Prism range
5 △ step 1 △
The prism shaft range
0 – 180 °
Lenses accommodated
Diameter 20mm to 85mm