N-BK7 Ball Lenses (& Equivalent)

N-BK7 Ball Lenses

GELINDE offers N-BK7 ball lenses, as well as CDGM equivalent H-K9L ball lenses, customizable to meet specific specifications.
The following are the standard product specifications.

Specification
Nominal Diameters:0. 4 – 150 mm
Maximum Allowable Sphericity Tolerance:0.5 μm (applicable to partial diameters, please confirm with our sales.)
Maximum Allowable Diameter Tolerance: +/- 1 μm (applicable to partial diameters, please confirm with our sales.)
Maximum Allowable 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
– Clean Waffle Tray