Measurement range  | Sphere  | -25.00 to+25.00D,(step:0.01/0.06/0.12/0.25D)  | 
Cylinder  | 0 to ±10.00D(step:0.01/0.06/0.12/0.25D)  | 
Axis  | 0。to 180。(step:1。)  | 
ADD  | 0 to +10.00D(step:0.01/0.06/0.12/0.25D)  | 
Prism  | 0 to 20△( 0.01/0.06/0.12/0.25△)  | 
Measurable lens diameter  | ∅10 to 90mm  | 
Measurement Mode  | Cylinder  | , - , MIX ,+,  | 
Prism  | X-Y,P-R  | 
PD measurement  | 20.0 to 45.0mm(monocular), Single vision PD,Progressive lens far vision PD   | 
Wavelength/Measuring point  | 535nm(green)/108 within nosepiece  | 
Display  | 7.0 inch color LCD  | 
Marking system  | Ink cartridge type  | 
Printer  | Bulid-in thermal printer(Optional)  | 
Interface  | RS232/Bluetooth  | 
Dimensions  | 255(W)*224(D)*434(H)mm  | 
Weight  | 5.0KG  | 
Power Supply  | AC100 to 240V,50/60Hz  | 
Power consumption  | 35w maxium  |