VT-50 White Phoropter Refractor Vision Tester
VT-50 White Phoropter Refractor Vision Tester
Features
1. Classic appearance, professional technology, precise measurement, easy and convenient operating, and best price value
2. All the lens are anti-reflection coated.
3. Clear scale, convenient and durable operating
4. New leveling mechanism
5. Clear scale, convenient and durable operating
6. With synthetic and overall inspecting functions on eyesight
7. Wide range of auxiliary lens combinations
8. Precision machined to finest tolerances
9. This is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools
10. Color available in black and white
Specifications
1. Sphere power Range:
+16.75D to-19.00D, with minimum reading 0.25D or 0.12D
(when+0.12D auxillary lens or optional ±0. 12D lens in use)
+26.75D to-29.00D
(when optional ±10.00D lens is in use)
2. Cylinder power range:
0 to-6.00D, with minimum reading 0.25D or 0.12D
(when auxiliary lens is in use)
0 to-8.00D
(when-2.00D auxiliary lens is in use)
3. Astigmatic axis scale: 0 to 180° in 5°steps
4. Cross cylinder: ±0. 25D, reversal type (synchronized with astigmatic axis) ±0.50D optional
5. Rotary prism: 0 to20ΔD in1ΔD step
6. PD adjustment: 48mm to 80mm in 1mm step(right and left synchronized)
7. Forehead rest adjustment: 16mm backward and forward
8. Convergence:
The optical axes of the lenses are aligned at a distance of 400mm from the vertexes of the comeas
(2mm each for right and left inward) Interpupillary distance enabling convergence=57mm to 80mm
9. Corneal distance device: 2mm forward and 5mm backward from standard plane: with scale
10. Effective field of view: 19mm
Contains
(1) pair of auxiliary cylinder lens -2.00D.
(2) pair of auxiliary cylinder lens -0.12D.
(3) pair of fixing screws
(4) piece of new point card
(5) piece of near point rod.
(6) piece of card holder
(7) piece of dust cover
Weight: 13 lbs
Size: 15*15*6
Comparision
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VT-50 Brochure
Product features
Product features
Materials and care
Materials and care
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Merchandising tips
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