place of origin
Guangdong, China
material
Plastic and metal
Spherical power (spectacle lens)
-25 m-1~+25 m-1
Cylindrical power
-9.99 m-1~+9.99 m-1
Progressive ADD power
-9.99 m-1~+9.99 m-1
Spherical power (contact lens)
0.01 m-1, 0.06 m-1, 0.12 m-1, 0.25 m-1
Prism base angle measurement scope
0°~360° step 1°
Prism degree measurement scope
horizontal 0~20, step 0.01, Vertical 0~20, step 0.01
Measurable lens diameter
10mm~100mm
Measurable lens center thickness
≤20mm
Screen
800x480 color screen, full screen touchable
Print
thermal printing, printing paper width 57mm