17. Portable vision screener / handheld vision screener (VS)

SKU: handheld vision screener (VS) Categories: ,

Features

1.Binocular diopter measurement

2.Pupil diameter measurement

3.Auto operation distance in 1 meter

4.Quick screening within 1 second

5.Portable and light in weight

6.Changeable and rechargea

 

Specification:

Display screen  Touch screen Operating mode Binocular measurement
Refractive detection   Auto Working distance 1M
Pupil diameter  5.0mm~8.0mm, ±1.0mm Pupil distance   50mm~80mm, ±5.0mm
Spherical Range: -5.00D~+3.00D
Accuracy: ±0.5D
Cylindrical  Range: -3.00D~0.00D
Accuracy: ±1.0D
Detection time 5S Axis Axis Range: 1°~180°
Accuracy: ±10°
Fixation target Lights and sounds Others Applicable for different screening patterns in infants,

children and adults.

 

 

 

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