K9L(N-BK7) Plano Convex PCX Lens

K9L(N-BK7) Plano Convex PCX Lens

Regular price $24.00 USD
Regular price Sale price $24.00 USD
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Diameter(mm),Focal length(mm),Coating

Common Specification

Material K9L or BK7

Surface quality 40-20 scratch & dig (MIL-PRF-13830B)

Clear aperture 90% of the diameter

Diameter tolerance +0.00, -0.12 mm

Thickness tolerance ±0.2 mm

Surface irregularity λ/8 @ 633 nm

Concentricity 3 arcmin

Paraxial focal length ±2% @ 546 nm

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Common Specification

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