Sphere:0 ~ ±25D (0.125D / 0.25D steps)
Cylinder:0 ~ ±25D (0.125D / 0.25D steps)
Axis:0 ~ 180° (1°steps)
Eyepiece Focusing:-5D ~ +5D
Prism:0~20 (1D steps)
Dimension:275 x 120 x 430 mm
Weight:4KG
Power Supply:220-240V / 2xAA Batteries
GTIN:5053839231065