Specifications:

• Vertex Power Range:
  • +15D to -20D
• Vertex Power Step:
  • 0-(±)10D for 0.125D
  • (±)10D-(±)15D for 0.25D
• Prismatic Power Range:
  • Up to 4 prism diopters
• Prismatic Power Step:
  • 1 diopter
• Cylindrical Axis Range:
  • 0 to 180 degrees
• Cylindrical Axis Step:
  • 1 degree
• Lenses Accommodated:
  • Diameter from 20mm to 80mm
• Eyepiece Focusing Range:
  • From -5D to +5D
• Power Supply:
  • DC: 3V, AC: 6V/3W
• Features:
  1. Offers a broad range of Vertex Power from +15diopter to -15diopter.
  2. Step of Vertex Power: 0-(±)10D for 0.125D, (±)10D-(±)15D for 0.25D.
  3. Accommodates Prismatic Power up to 4 prism diopters with a step of 1 diopter.
  4. Allows adjustment of Cylindrical Axis from 0 to 180 degrees in 1-degree increments.
  5. Accommodates lenses with diameters ranging from 20mm to 80mm.
  6. Eyepiece Focusing range from -5D to +5D.
  7. Equipped with a contact lens box for added convenience.
  8. Includes a printer device for documentation purposes.