Lianyungang Weidir Impex Trading Co., Ltd.
Average Response Time
Over 7 days
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PD Meter
Description
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Description
- Best PD meter made in China.
- VD measurement is available.
- 2.0D compensation unit included.
- Auto power shut-off function.
- Cornea reflection coincidence system ensures simple, fast and accurate measurement.
- High accuracy to within 0.5mm.
- Single and both eyes measurement are selectable.
- Distance from top of cornea to frame can be measured.
- Compensation knob allows better observation for examiner when necessary.
- Automatically switches of after one minute (adjustable) of inactivity to extend battery life.
- Range of measurement: 45-82mm (total) in 0.5mm steps, 22.5-41mm (each) in 0.5mm steps.
- Display: liquid crystal digital display.
- Fixation target: green dot on illuminated background.
- Focus range: 30cm to infinity.
- Diopter compensation: offered.
- Illumination: LED.
- Automatical shut-off: after one minute of inactivity.
- Power supply: 3.0V DC, 2 AA batteries.
- Dimensions: 233 (L) x 165 (W) x 70 (H) mm.
- Weight: 680g.
Average Response Time
Over 7 days
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Supplier info last updated: 2 Sep 2013
Advertise since: 1 Sep 2007
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