32mm Dia. x -200mm FL, Grade 2, Double-Concave Lens

Product Details Ideal for Experimenting and Prototyping Applications Quantities Extremely Limited, Buy While Supplies Last For Even More Deals, Check out Mega Clearance: Optics Double-concave (DCV) lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light. Experimental Quality Double-Concave (DCV) Lenses are offered in several experimental grade options. Grade 1 is standard optical glass, edged, free of visible scratches, chips, stains, or oxidation. Grade 2 is unedged, non-optical glass, small chips, slight stains, or other defects. They may have slight edge cement separation. Note: Specifications for experimental grade optics may vary as much as 10% from those listed. Also, no additional information is available other than what is provided. Specifications General Type: Double-Concave Lens Physical & Mechanical Properties Diameter (mm): 32.00 Optical Properties Effective Focal Length EFL (mm): -200.00 f/#: 6.25 Numerical Aperture NA: 0.08 Regulatory Compliance Certificate of Conformance: View ×