SIGMAKOKI Spherical biconcave lens (synthetic quartz Φ10 to Φ50.8) SLSQ series

Sebelum PPN:
Rp2.699.900 - Rp9.799.900

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Informasi Produk

Description
This lens has concave surfaces on both sides, allowing it to refract light efficiently in a small space and spread the light widely. It can be used to expand the illumination area of lighting.
Feature
Specification
[Common Specifications for Spherical Biconcave Lenses (Synthetic Quartz DIA10~DIA50.8)] Material: Synthetic quartz, Design wavelength: 546.1nm, Refractive index: ne=1.460, Coating: Uncoated, Effective diameter: 90% of outer diameter, Scratch-Dig: 20-10, [Individual Specifications] Outer diameter DIAD: DIA25mm, Focal length f: -34.7mm, Edge thickness te: 7.1mm, Center thickness tc: 2mm, Back focus fb: -35.3mm, Radius of curvature r: 32.2mm, Eccentricity: <1′

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