Optical Half Ball Lenses

Half Ball Lens

Basing on mature precision spherical lens processing, GELINDE provides a wide range of hemispherical lens products with diverse specifications and materials. Our product range includes hemispherical lenses, subhemispherical lenses (hypo-hemisphere), superhemispherical lenses (hyper-hemisphere), and spherical drum lenses, fabricated from materials including optical glass, fused silica, optical ruby, and optical sapphire.

The conventional product specifications are as follows:

Half Ball Lenses
Regular Specification  
Nominal Diameters  0.4 – 150 mm
Best Sphericity Tolerance  5 μm
Best Diameter Tolerance +/- 2 μm
Best Thickness Tolerance  +/- 10 μm
Best Surface Quality 10/5
  • 100% under microscopic inspection before delivery.
  • 100% clean room inspection and packing.
  • Packing Method:

    – Clean Vacuum Plastic Bag
    – Clean Glass Bottle + Plastic Bag
    – Silicone pads+Clean Plastic Bag
    – Clean Waffle Tray