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Neutral Density Filter

Material

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

Surface quality, S-D

10-5

Focal length tolerance

/

Coatings

On request

*Depending on size and material

Dimensions

5-100mm

Surface irregularity, P-V

PV<1/20λ@633nm*

Centration error

/

DESCRIPTION

Neutral Density (ND) Filters are often used in imaging systems and laser systems to avoid the damage to camera sensors or other optical components by  high power light. ND Filters are designed to reduce transmission of partial light evenly either by absorbing or reflecting the light.

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

FILL REQUEST FORM

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