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Shin-Nippon PD-82 II digital PD-meter
- LED lamp eliminates troublesome lamp replacement and makes battery life become as 3 or 4 times as longer than our older model .
- Lever action becomes smoother by using linear sensor .
- Results are displayed digitally . Three measure are given : right . left and right + left .
- Measurement can be made for a single eye or for both eye .
- Possible to measure PD from infinity to 30 cm. near vision continously .
- Automatically switch off one minute after operation is completed .
- Distance from tops of cornea to lenses of frames can also be measured.
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