N-BK 7 Lenses are a specialty of Guild Optical Associates. Custom sizes and radii are manufactured to your exact specifications creating a cost effective BK 7 lens for your custom optical application. BK 7 transmits 91% from roughly 250nm – 2500nm. Guild Optics’ in house tooling capabilities allow us to create your custom radius of curvature without additional lead times or exorbitant NRC totals.
Spherical Lenses only
|Diameter:||From 10 mm (.393″) to 200 mm (7.875″)|
|Thickness:||Nearly any thickness; varies by diameter|
|Radius of Curvature:||Convex, Concave, Meniscus, in any measurement from flat to hemispherical|
|Surface Quality:||Down to 20/10 Scratch/Dig|
|Quantities:||From singles to full production runs|