Customization: | Available |
---|---|
Classification: | Physiological Functions of Diagnosis and Monitoring Equipment |
Type: | Auto Refractometer |
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Feature about Portable Auto Refractometer Handheld Vision Screener:
The handheld auto refractometer can check the refractive error precisely for different groups of people using the ultrasonic ranging, cross line, flashing light and sound technology and then to find out the probably potential refractive problems.
Operation mode
|
Bino/Mono
|
Optometry
|
Automatic
|
DS
|
Range:-7.50D~+7.50D
Resolution:0.25D/0.01D Accuracy:±0.50D |
DC
|
Range:0.00D~3.00D
Resolution:0.25D/0.01D Accuracy:±0.50D |
Axis
|
Range:1°~180°
Resolution:1° Accuracy:±5° |
Pupil size
|
Range :4.0 mm~9.0 mm
Resolution :0.1mm Accuracy :±0.1 mm |
Pupil distance
|
Range :35 mm~80 mm
Resolution:1mm Accuracy:±1 mm |
Gaze
|
0°~ 20°
|
Measuring distance
|
1 m ± 5 cm
|
Time per measurement
|
~1s
|
Fixation target
|
Light flash, attractive sound
|
Data interface
|
Wi-Fi,USB
|
Printer interface
|
USB
|
Battery
|
Rechargeable lithium batteries, 6 hours of duration, Replaceable
|
Display
|
5 inch touch screen
|
Picture of Portable Auto Refractometer Handheld Vision Screener :
Main products:
FAQ:
Q: How to purchase your products ?
A: You can contact with us and purchase from our company directly. Normal procedure is: offer, sign contract, payment and shipment.
Q: What's the warranty for the products ?
A: The free warranty is one year from the date of commissioning qualified. However, we will still provide good after-sales service after warranty period.
Q: Can we visit your factory ?
A: Of course, welcome to visit our factory if you come to China.
Q: How long is the validity of quotation ?
A: Generally, our price is valid within one month from the date of quotation. The
price will be adjusted appropriately as the price fluctuation of raw material in
the market.
Q: What's the production date after we confirm the order ?
A: This depends on the quantity. Normally, for the mass production, we need about
7-10 days to finish the production.