Member Since

2006

Daheng Optical Instrumnet Company

Plano-Cylindrical Lenses

Detailed Product Description

Material: BK7, fine annealed Focal Length (f): ?2% Dimensions: ?0.2mm Center Thickness: ?0.2mm Surface Quality: 60-40 scratch-dig Clear Aperture: 90% Centration: 3 arc minutes

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