Specifications:
Method of Measurement Cormea reflection light coincidence method.
Scope of measurement total P. D.: 46~82MM
SINGLE EYE: 23~41MM
Graduations: 0.5mm
Display: Liquid crystal display
Error: ≤ 0.5mm
Target distance: ∞ : 30cm ~∞ Translate automatically 30cm, 40cm, 50cm, 1M, 2m.
Belb: LED lamp
Electricity: DC 6V(4PCS5# AA battery)
Automatically close time: 1 min
Dimesions: 56mm*162mm*220mm
Weight: 0.7kg
Features:
1. The Cornea reflection light coincidence method is used. This operates by aligning luminous points on the pupils with the measuring line.
2. Results are displayed digitally.
3. Measure PD , PH. Glasses to eye distance.
