-40%
Manual Focimeter Lensmeter Lensometer NJC-4 Measuring Instrument 110V 220V
$ 137.27
- Description
- Size Guide
Description
Manual Focimeter Lensmeter Lensometer NJC-4When purchasing, please choose your voltage demand(110V 60Hz or 220V 50Hz)
Eye piece focus range: ±5D
Vertex refractive measurement range: -20D to +20D
Min measurement value: 0.125D
Prism degree measurement range: 5 △
Prism value: 1△
Prism shaft range: 0-180°
Prism value: 5°
Measurable lens diameter range: 20mm-80mm