Concave Lens

Technical Data: Materials: Bk7, quartz, Caf2, crystal Diameter: 5 to 300mm Diameter tolerance: 0.01mm to 0.1mm Edge thickness: 1mm +/-0.10mm Focal length: 0.1% to 2% Surface quantity: 80/50 to 20/10 Centration: 1 to 3 arc minutes Fringes: 1 to 5 Coating: No or AR

Optical lens – Bi-convex lens

Lenses are used for focusing, collimating and imaging. As a leader lens manufacturer, we can make many kinds of the lenses as your demands.   As a leading globle optics components provider, jollystar has made millions of optical lenses with high quality for our customers worldwide since 2004.  We can make all kinds of lenses for you based…