SIGMAKOKI Reasonably priced spherical concave lens S-SLB series

Sebelum PPN:
Rp349.900 - Rp1.299.900

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Informasi Produk

Description
This product has a surface quality one rank lower than the spherical concave lens (SLB-N). Please use it in optical systems that do not require high surface quality, such as for lighting or observation purposes.
Feature
Specification
( Common Specifications)Material: BK7, Design Wavelength: 546.1nm, Refractive Index: ne=1.519, Eccentricity: <3′, Coating: Anti-reflective coating (633-1064nm), Transmittance: >98.5% average, Laser Damage (Reference Value): 4J/cm^2 (Pulse Width 10ns, Repetition Frequency 20Hz), Effective Diameter: 85% of Outer Diameter, Scratch-Dig: 60-40, (Individual Specifications)Anti-reflective Coating Wavelength Range: 633-1064nm, Outer Diameter DIAD: DIA10mm, Focal Length f: -15mm, Edge Thickness: 3.8mm, Center Thickness tc: 2mm, Back Focus fb: -16.3mm, Radius of Curvature r: 7.79mm

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