Measuring Range:

Sphere -20~+20D(VD=12)0.125Dsteps

Cylinder -8~+8D 0.12D/0.25D steps

Axis 0~180°,1°steps

Pupil Distance:45~85mm,1mm steps

Vertex Distance: 0mm,12mm,13.75mm

Min.Pupil Size: Ø2.0mm

Chart: Auto fog

Display: 5.7″color LCD

Print:Thermal Printer

Power Supply:100~120v/200~240v,50/60Hz

Dimensions: 484(L)×282(W)×440(H)mm³

Weight~20kg(44 lb)