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VT-5B(VT-10A) Manual Phoropter, copper fittings inside, very stable and economical
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Item#
VT-5B(VT-10A)
Abstract
The highest cost performance | Inside copper fittings | lens are anti-reflection coated
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Color
C1 White
C2 Black
Description
Packaging Detail
Unit: ctns, cm, kg, m3, pcs
| Title | L | W | H | CBM | NW | GW |
|---|---|---|---|---|---|---|
| 1pcs | 56 | 43 | 25 | 0.06 | 5 | 7 |
| Total: | CY:1 CTN:1 CBM:0.06 NW:5 GW:7 | |||||
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Note (very important):
Equiped with liner polarization in default (work with projector only)
We can supply circular polaration if you want this Phoroptor works with your polarized chart vision.
Color:
Black &white colors are available.
Product Abstract:
■ Classic appearance, professional technology, precise measurement, easy and convenient operating, and best price value
■ All the lens are anti-reflection coated.
■ All Cross-Cylinder lens are Manus lens
■ New leveling mechanism
■ Fingertip adjustment for sphere power control
■ Unique new convergence system mechanism
■ Wide range of auxiliary lens combinations
■ Precision machined to finest tolerances
■ This is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises
■ Two colors choice
| Specification: | |
| Sphere 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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