مكان المنشأ
Chongqing, China
رقم الموديل
SW-800 Portable Vision Screener
Product Name
Portable Auto Refractometer
Pupil size
Range: 4.0mm~9.00mm
Resolution
0.1mm Accuracy: ±0.1mm
Fixation target
Light flash, attractive sound
Battery
Rechargeable lithium batteries, 6 hours of duration, Replaceable