Hot Sale Har-880 China Handheld Auto Refractometer

• Customization: Available
• Classification: Optometry Equipment
• Type: Portable Auto Refractometer
• Model NO.: HAR-880 Handheld Auto Refractometer
• Certification: CE
• Sphere Interval: 0.25D/0.1d
• Sphere Tolerance: ±0.5D
• Cylinder Range: -3.0d to +3.0d
• Cylinder Interval: 0.25D/0.1d
• Cylinder Tolerance: ±0.5D
• Axial of Astigmatism Range: 1°~180°
• Axial of Astigmatism Interval: 1°
• Battery Life: More Than 6 Hours of Continuous Usage
• Low-Battery Warning: Indicates 15 Minutes Usage Remains
• Transport Package: Standard Exporting Packaging
• Trademark: VSO
• Origin: Chongqing, China
• Production Capacity: 1000 Units/Month

Product Description

Hot Sale HAR-880 China Handheld Auto Refractometer

Features:
1. Non-contact and non-invasive:
The light power is safe for eyes; There is 35cm(14 inches)between the instrument and the eyes.
2. Child-friendly:
Little cooperation is required, suitable for infants and those who have a language barrier.
3. Speedy Inspection:
One Key operation to complete the automatic detection of two eyes:
4. Accurate Result:
The advanced optical detection principle provides an accurate result: including myopia, hyperopia, astigmatism, axial and anisometropia.
5. Comprehensive detection modes:
Infant mode is specially designed for infantsl Myopia model is customized for myopia people and even high myopia people (HAR-880 only); Adult mode is suitable for all adults.
6. Easy targeting:
Luminant cross-shape facilitates the targeting for operator.
7. Ultrasonic distance measurement:
Automatically monitor the distance with audiable and visual hint. 
8. Printer:
Thermal printer is connected by infrared.

Specifications:

Model	HAR-880
Mode	Infant mode	Adult mode	Myopia Mode (HAR-880 only)
Sphere range	-6.0D~+8.0D	-6.0D~+8.0D	-9.0 to +2.0D
Sphere interval	0.25D/0.1D	0.25D/0.1D	0.25D/0.1D
Sphere tolerance	±0.5D	±0.5D	±0.5D
Cylinder range	-3.0D to +3.0D	-3.0D to +3.0D	-3.0D to +3.0D
Cylinder interval	0.25D/0.1D	0.25D/0.1D	0.25D/0.1D
Cylinder tolerance	±0.5D	±0.5D	±0.5D
Axial of astigmatism range	1°~180°	1°~180°	1°~180°
Axial of astigmatism interval	1°	1°	1°
Axial of astigmatism tolerance 0.25D-1.00D, 1.25D-3.00D	±10°,±5°	±10°,±5°	±10°,±5°
Working distance Adult/infant mode ,  Myopia mode (HAR-880 only)	335±10mm,268±10mm	Confidence level	10
Output of laser radiation	150 to 200um	Wavelength	850±20nm
Data acquisition time	2s/eye	Battery Voltage	d.c. 11.1V
Battery life	More than 6 hours of continuous usage
Low-battery warning	Indicates 15 minutes usage remains
Distance measurement	Automatic, with audible and visual hint

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