Optical Rechargeable Streak Retinoscope
The product can quickly and precisely measure the astigmatism axis and is one of the necessary instruments in optometry inspection.
Main features:
-The filament can be 360°rotated and upward and downward moved.
-Quickly and precisely measure the astigmatism axis.
-The light can be converged, radiated and paralleled.
-Continuously adjustable brightness.
-Convenient quick recharging.
-Anti-recharging and anti-discharging function protects the battery.
-Can also be connected with the head of ophthalmoscope.
Specifications:
Working distance: 0.67m
Streak: 3-20mm
Streak rotation: 360°
Illuminance source: 3.5V/2.8W halogen bulb
Power supply: Li battery pack DC 3.7V
Processing time
According your order list. we will supply delivery time .
Commonly is 5-7 work days after we confirm payment
Shipping time
By Express : 3-7 days . Door to door service
By Air : 3-7 days . (the goods arrival at your local air ports
By sea : 30-40 days (the goods arrival at your local sea ports )
PS : by air or by sea, if you need door to door service, please tell us . we will help you checking the extra door to door cost.
How many months warranty do you provide ?
one year
What should I do if the machine have question ?
For ensuring all the items are in good quality, we will test all products before the packages were sent out. Once the machine have some question, please don't worry. kindly send us some images of the situation , Video and machine series, and explain the question in where . we will supply solution to you deal soon.
What should I do if the spare parts is broken in Warranty ?
If in Warranty, some spare parts broken in the Use. kindly supply picture or video , and machine series number .
We will send the spare parts by express to you soon.. and we bear express cost .
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United States
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