China Supplier Optometry Equipment Portable Children Auto Refractometer

China Supplier Optometry Equipment Portable Children Auto Refractometer, Find details about China Portable Children Auto Refractometer, Children Auto Refractometer from China Supplier Optometry Equipment Portable Children Auto Refractometer

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.
China Supplier Optometry Equipment Portable Children Auto RefractometerChina Supplier Optometry Equipment Portable Children Auto Refractometer

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

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

China Supplier Optometry Equipment Portable Children Auto Refractometer
China Supplier Optometry Equipment Portable Children Auto Refractometer
China Supplier Optometry Equipment Portable Children Auto Refractometer