Andover Medical Equipment & Supplies

1 equipment items found

Andover - Infared Neutral Density Filters

Manufactured by:Andover Corporation based inSalem, NEW HAMPSHIRE (USA)

Metallic-coated infrared neutral density filters (IR ND filters) obtain their optical density from a metal alloy coating on a substrate determined by the wavelength region of interest. Unlike the all-dielectric or absorption type, the metallic type ND filter employs a combination of absorption and reflection to reduce the intensity of light. Andover's IR ND filters exhibit outstanding spectral ...

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