Digital Pupilometer PD8
Usages:
PD8 Digital PD Meter is a digital optical instrument used to measure distance between human in the process of optometry for fitting spectacles, This Machine Using Cornea reflection Light Coincidence Measure Method and Easily Aligning Luminous points On The Pupils With The Measuring Line. Easy To Operate And Precise Reliable Operation.
Specifications:
Binocular pupilary distance: 44.0~83.0mm
Left or Right pupilary distance: 22.0~41.5mm
Minimum Equivalent: 0.5mm
Indication Error: 0.5mm
Target distance: 30cm~++
Power supply: DC 6V (4 AA cell)
Automatic shut time: 1 min without use
Operate Handling: key-press
Dimensions: 150wx214dx51h mm
Weight: 0.6kg
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