Basic Info
Basic Info
Place of Origin: | China |
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Product Description
Product Description
Material: as requestedDiameter: as requestedSurface quality: as requestedSurface accuracy: as requestedCentering tolerance: 3 arc minutes, or as requestedDiameter tolerance: depends on dimensionClear aperture: > 80%Focal length tolerance: 2%Bevel:
Related Keywords
Related Keywords