Manual lensmeter Optical lensometer Focimeter External reading AC DC power

Description

Manual Lensmeter
Features:
-Economical basic manual lensometer
-External reading system
-AC/DC powered,very convenient to use
Specifications:
Eyepiece focusing: 0-±5D
Vertex power: range: 0-±25D, 0.125D steps
Cylinder axis: 0-180°, 1° steps
Prism power: 0-
5
Δ (
without prism compensator
), 1Δ steps
Accepted lens diameter: 16-86mm
Power supply: AC
85-265V
/ DC 3V (AA battery ×2
)