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Meniscus Lenses

Material

Optical glass like BK7, Fused Silica, CaF2, Sapphire, Germanium, ZnSe

Surface quality, S-D

10-5 Laser Quality*

Focal length tolerance

± 0.5%*

Coatings

On request

*Depending on size and material

Dimensions

1.5-300mm

Surface irregularity, P-V

PV<1/20λ@633nm*

Centration error

<1 arcmin

DESCRIPTION

Meniscus lens is a concave-convex lens, which has an outer convex surface and an inner concave surface. If the outward radius is greater than the inward radius, the lens has a positive focal length and can be used as a magnifying lens. LIWANOPTICS offers uncoated or IR-AR coatings meniscus lenses. Germanium substrates are ideal for IR applications.

Are you interested? Don’t hesitate and fill request form.

FILL REQUEST FORM

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