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Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive

China Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive, Find details about China Hand Held Auto Refractor, Auto Refractor from Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive

Model NO.
HAR-880
Type.
Auto Refractometer Keratometer
Supply
500PC/Month
Warranty
12 Months
Item
Portable Auto Refractometer Keratometer
Battery Life
More Than 6 Hours
Distance Measurement
Automatic
Sphere Tolerance
+/-0.5D
Trademark
VSO
Transport Package
Standard Exporting Package
Origin
Chongqing, China
HS Code
9018500000
Model NO.
HAR-880
Type.
Auto Refractometer Keratometer
Supply
500PC/Month
Warranty
12 Months
Item
Portable Auto Refractometer Keratometer
Battery Life
More Than 6 Hours
Distance Measurement
Automatic
Sphere Tolerance
+/-0.5D
Trademark
VSO
Transport Package
Standard Exporting Package
Origin
Chongqing, China
HS Code
9018500000

Optometry Instrument Hand Held Auto Refractor Non-Contact And Non-Invasive

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.
Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-InvasiveOptometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive

Technical Specification

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/0.1

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

Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive
Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive
Optometry Instrument Hand Held Auto Refractor Non-Contact and Non-Invasive
 

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