plano convex/concave and bi-convex Lenses

23 Oct 2008

Plano Convex/Concave and Bi-convex Lenses

Plano convex lenses, Plano concave lenses, Bi-convex lenses, Bi-concave lenses, meniscus lenses, achromatics lenses, ball lenses, aspheral lenses and cylindrical lenses Specifications: Material: Bk7, Quartz, Caf2, crystal Diameter: 5 to 300mm Diameter tolerance: 0.01 to 0.1mm Edge thickness: 1mm +/- 0.10mm Focal length: 0.1% to 2% Surface quantity: 80/50 to 20/10 Centration: 1 to 3Arc minutes Fringes: 1 to 5 Coating: No or AR