Hospitality Enviro Tech New Coming Portable Auto Refractometer

This New Coming Portable Auto Refractometer has a DS range of -7.50 D to +7.50 D, DS accuracy of ±0.50 D, and axis accuracy of ±5°.

SKU: HETARFM-235 Category:

Technical Specifications

DS Range -7.50 D to +7.50 D
DS Resolution 0.25 D to 0.01 D
DSV Accuracy ±0.50 D
DC Range 0.00 D to 3.00 D
DC Resolution 0.25 D to 0.01 D
DC Accuracy ±0.50 D
Axis Range 1° to 180°
Axis Resolution
Axis Accuracy ±5°
Pupil Size 0.15 in to 0.35 in (4.0 mm to 9.0 mm)
Pupil Resolution Range 0.003 in (0.1 mm)
Pupil Accuracy 0.003 in (±0.1 mm)
Pupil Distance 1.37 in to 3.14 in (35 mm to 80 mm)
Pupil Distance Resolution 0.03 in (1 mm)
Pupil Distance Accuracy 0.03 in (±1 mm)
Gaze 0° to 20°
Measuring Distance 39.37 in ±1.969 in (1 m ± 5 cm)
Time Per Measurement 1 sec

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