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Lenses have many application ranging from the simple collection of the scaning of laser beams to precise imaging and image transfer. Lenses are classified as single lenses, cylindrical lenses and achromatic lenses according to the different applications. Polar Beam Technologies Inc. provides these lenses with the material of BK7, fused silica, sapphire and CaF2. Special focusing systems are able to be designed by engineers upon request.
BK7 Grade A Optical Glass
60/40 scratch and dig
λ/4 @ 632.8 nm
Paraxial Focal Length:
3 arc minutes
Tel: 86-21-58325141 Fax: 86-21-58329412