VT-10 Phorptor

Description

Features

  1. 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)
  2. +26.75D to- 29.00D (When optional + 10.00D lens is in use)
  3. Cylinder power range: 0 to – 6.00D, with minimum reading 0.25D or 0.12D (when auxiliary lens is in use)
  4. 0 to- 8.00D (when- 2.00D auxiliary lens is in use)
  5. Astigmatic axis scale:0to180 in5 steps
  6. Cross cylinder: 1 0.25D, reversal type (synchronized with astigmatic axis)
  7. Rotary prism:0to 200D in 14D step
  8. Interpupillary adjustment: 48mm to 80mm in 1mm step (right and left synchronized)
  9. Forehead rest adjustment: 16mm backward and forward
  10. Convergence: The optical axes of the lenses are aligned at a distance of 400mm from the
  11. vertexes of the corneas (2mm each for right and left inward)
  12. Interpupillary distance enabling convergence= =57mm to 80mm
  13. Corneal distance device: 2mm forward and 5mm backward from standard plane; with scale
  14. Effective field ofview: 19mm
  15. Weight: 5kgs
  16. Size: 323mmX 315mm x 85mm