● New added Function: LD measurement (distance form cornea to lenses)
● Up controlled
● Super Power Saver
● Most accurate all-digital records monocular/Binocular PD measurements Wide LCD window displays
● Very smooth operation
● Life time LED bulb, replacement is almost not required (100000 hours)
● Professional appearance
● Designed for easy hold.
● Cornea reflection light coincidence method is used.
● This operates by aligning luminous points on the pupils with the measuring line.
● 3 measurements are given digitally in a single super large LCD window: Right, PD, Left.
● Resolution Step 0.5mm.
● Measurements can be made for a single eye or for both eyes.
● Measure PD of focusing-point distances: from 30cm to infinity.
● Automatic power shut-off after operation is completed about (2 minute).
● Fully sealed unit prevents dust, oil and moisture damage
● 1 Year manufacturer defect warranty
● Data Range: Binocular PD 46~82mm
Monocular PD 23~41mm
● Distance Range: 30mm~infinity
● Indication Error: <= 0.5mm
● Rounding Error: <= 0.5mm
● Asymmetric Error: <= 0.5mm
● Power Supply: 6V DC (4-AA batteries)
● Dimensions: 163wx232dx71h mm
● Weight: 0.8kg
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