Andover Medical Equipment & Supplies In Paraguay
1 equipment items found
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 ...