Best Price VT-5B Ophthalmic Equipment Manual Phoropter View Tester.
Black &white colors are available.
This device is applicable to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation
Features:
1. Classic appearance, professional technology, precise measurement, easy and convenient operating, and best price value All the lens are anti-reflection coated.
2. All Cross-Cylinder lens are Manus lens.New leveling mechanism.
3.Fingertip adjustment for sphere power control.
4.Unique new convergence system mechanism.
5.Wide range of auxiliary lens combinations.
6.Precision machined to finest tolerances.
7.This is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises.
8.Two colors choice.
Specifications:
| phere powers range: | +16.75D to-19.00D, with minimum reading 0.25D or 0.12D |
| (When +0.12D auxiliary lens or optional±0.12D lens is in use) |
| +26.75D to-29.00D (When optional ±10.00D lens is in use) |
| 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) |
| Astigmatic axis scale: | 0 to 180° in 5° steps |
| Cross cylinder: | ±0.25D, reversal type (synchronized with astigmatic axis) |
| Rotary prism: | 0 to 20 D in 1 D step |
| Interpupillary adjustment: | 48mm to 80mm in 1mm step (right and left synchronized) |
| Forehead rest adjustment: | 16mm backward and forward |
Convergence: (2mm each for right and left inward) | The optical axes of the lenses are aligned at a distance of 400mm from the vertexes of the corneas |
| Interpupillary distance enabling convergence: | 57mm to 80mm |
| Corneal distance device: | 2mm forward and 5mm backward from standard plane; with scale |
| Effective field of view: | 19mm |
| Weight: | 5kgs |
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![VT-5B Optical View Tester Portable Manual Phoropter Hot Sale Portable Vision Tester Portable Phoropter]()
![VT-5B Optical View Tester Portable Manual Phoropter Hot Sale Portable Vision Tester Portable Phoropter]()
![VT-5B Optical View Tester Portable Manual Phoropter Hot Sale Portable Vision Tester Portable Phoropter]()
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