Optimetrics Manual Lensometer NJC-3
Vertex Power Range +20diopterto-20diopter
Step 0-(±)1D for 0.125 D
(±) 1D - (±) 20D for 0.25D
Prismatic Power Range 5 prism diopter
Step 1 diopter
Cylindnical Axis Range 0 to 180 degrees
Step 5 degree
Lenses Accommodated Diameter 20 mm to 85 mm
Eyepiece Focusing -5D to +5D
Bulb 110V/15W