Sphere powers range:
+16.75D ~ -19.00D, with minimum reading 0.25D or 0.12D
(When +0.12D auxiliary lens or optional0.12D lens is in use)
+26.75D ~ -29.00D (When optional 10.00D lens is in use)
Cylinder power range:
0 ~ -6.00D, with minimum reading 0.25D or 0.12D (when auxiliary lens is in use)
0 ~ -8.00D (when-2.00D auxiliary lens is in use)
Astigmatic axis scale: 0 ~ 180° in 5° steps
Cross cylinder: 0.25D, reversal type (synchronized with astigmatic axis)
Interpupillary adjustment: 48mm ~ 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 ~ 80mm
Corneal distance device: 2mm forward and 5mm backward from standard plane; with scale
Effective field of view: 19mm
Weight: 5kgs

• Brand Name / LanYuXuan / Certification / CE
• Origin / Mainland China / Warranty / 3 year
• Customized support / OEM / Place of Origin / Guangdong, China
• Brand Name / HOLYAVISION / Model Number / ML-600,ML-600
• Sphere powers range / +16.75D ~ -19.00D / Astigmatic axis scale
  0 ~ 180°
• new design / LED light / Interpupillary adjustment / 48mm ~ 80mm
• Effective field of view / 19mm / color
  white, black, golden, silver, grey, rose, ornage
• Cylinder power range

  0 ~ -8.00D / Cross cylinder /0.25D
• Forehead rest adjustment /16mm backward and forward / Certification
  / pcoc