GD05002
Phoropter
Model No.: VT-10

Characteristic:
•Elegant design for the appearance and easy and flexible optical lens dials.
•Precise optical lens with top-grade coating
•When rotating risk is turning by sphere
•Can make sphere power adjust in 3.00d big scope
•Designed expediently and smartly for particular cross cylinder
•Supplementary fittings of complete set could measure nearsight
•With synthetic and overall inspecting functions on eyesight
•Clear scale, convenient and durable operating
•This is suitable for eyesight examination in spectacles shops, department of ophthalmology in hospitals, schools and enterprises
•Two colors choice

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
Weight: 5kgs
Size: 291—323×315×85