Mini Optical Digital Pupilometer PD Ruler Pupil Meter Interpupillary Distance Meter

• Features:
• Made of high quality ABS, it is solid, durable and high performance, long service life.
• High precision PD ruler with clear optical lines, can be easily operated and measure accurately and quickly.
• It can measure left or right monocular,and display the results of two eyes separately on LCD screen.
• And the ruler will turn off automatically when it is set level, energy saving.
• With the memory function, you do not need to worry losing data.
• Pupilometer only, other accessories demo in the picture is not included!
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• Specification:
• Powered by: 1 x GP23A Battery (Not included)
• Material: ABS
• Length: app.19cm/7.48in
• Color: White
• Quantity: 1 Pc
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• Instructions:
• Put the tester over your nose, as close to your eyes as possible, then find the middle of your pupils in a mirror, read the line closest to the middle of the pupils. Then the number displayed on the LCD screen is your pupil distance(Unit:mm). Please keep your eyes looking straight ahead during the measurement. If you are a tester, please keep looking at the nose of your tester during the measurement.
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• Note:
• No retail package.
• Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.
• Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!
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Package includes:

• 1 x Pupilometer