Cheapest manual phoropter VT-5 Ophthalmic Equipments for Sale

Cheapest manual phoropter VT-5 Ophthalmic Equipments for Sale

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)

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° ,each step is 5°

Cross cylinder:±0.25D, reversal type (synchronized with astigmatic axis),also can select ±0.50D

Rotary prism:

0 to 20 D, each step is 1 D

Interpupillary adjustment:

 50mm to 80mm, each step is 1mm  (right and left synchronized)

Forehead rest adjustment:

16mm backward and forward

Convergence:

The optical axes of the lenses are aligned at a distance of 400mm from the vertexes of the corneas (2mm each for right and left inward)

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

Size: 323mm×315mm×85mm