Product Description

TW-1450E  Phoropter

Specifications:

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: 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

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