PD Meter, Model REDRS-6

PD Meter, Model REDRS-6

Measure PD, PH. Glasses to eye distance.

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.

4. LED lamp.