Manual lensmeter
Description
  • Eyepiece focusing range: ±5D
  • The top point diopter measuring range: 0—±20D
  • The minimum measuring square value: 0.125D
  • The shuttle lens measuring range: 5A
  • The shuttle lens square value: 1A
  • The cylinder lens axial range: 0—180°
  • The cylinder lens axial square value: 5°
  • The maximum diameter of the measured lenses l00m/m
  • Power supply: AC 110V-6V DC 3V
  • Note: This item is AC 110V; The battery is not included!