Optical Equipment Handheld Auto Refractometer

Models: HAR-800, HAR-880

HAR-800: Infant and adult modes
HAR-880: Infant, adult and myopia modes
CE Approval

FEATURES:
1. Non contact and non invasive: the distance between eye and instrument is 35cm;
2. Speedy inspection: One key automatically operations for both eyes;
3. Comprehensive Detection Modes: Infant mode, Adult mode, Myopia mode;
4. Ultrasonic Distance Measurement: Auto monitor the distance with audible and hint.

SPECIFICATIONS:

	HAR-800	HAR-880
Working Distance	Ault/Infant modes: 335 ± 10mm	Adult/Infant modes: 335± 10mm, Myopia Mode: 268±10mm
Distance Detection	Automatic,with audible and visual cues	Automatic,with audible and visual cues
Data Acquisition Time	2s/eye	2s/eye
Reliability Measurement	Indicates number and variation among measurements of the given eye	Indicates number and variation among measurements of the given eye
Battery Voltage	11.1V	11.1V
Battery Life	More than 6 hours continuous use	More than 6 hours continuous use
Low Power Warning	It will warn when 15 minutes left	It will warn when 15 minutes left
Wave Length	850 ± 20nm	850 ± 20nm
Output of Laser Radiation	150~200W	150~200W
Detection Modes	Adult Mode, Infant Mode	Adult Mode, Infant Mode, MyopiaMode
Sphere Range	+8.0~ -6.0Diopters	+8.0~ -6.0Diopters
Sphere Tolerence	± 0.5Diopters	± 0.5Diopters
Cylinder Range	+3Diopters	+3Diopters
Cylinder Tolerence	± 0.5Diopters	± 0.5Diopters
Axis of Astigmatism Range	1° ~ 180°	1° ~ 180°
Axis of Astigmatism Tolerence	0.25D~1.00D: ± 10°	0.25D~1.00D: ± 10°
	1.25D~3.00D: ± 5°	1.25D~3.00D: ± 5°