Description:

1.Precision optical structure， the light path is clear， measuring accurately， according to measured data， and respectively show around.

2. Easy to use， measurement speed is fast. From and cooperate with the adjustable knobs， suitable for different subjects of stadia.

3.After the measurement with automatic shutdown and memory function， save electricity and data is not lost

4.Can be left or right monocular measurements respectively.

 

Specifications:

Range of measurement: 50-80mm(Total) in 0.5mm steps， 22.5-40mm(Each) in 0.5mm steps

Display: Liquid crystal digital display

Fixation target: Green dot on illuminated background

Focus range: 30cm to infinity

Illumination: LED

Automatical shut-off: after one minute of inactivity

Power supply: 4.5V DC， 3 AA batteries

 

Package Included:

1 x  Digital Pupil Distance Ruler (batteries are not included )