Filter & Night Vision Glass (NVIS)

Kopp Glass has a wide range of filter glass (more than 100 diffrent compositions) available for transmitting and/or absorbing light in the ultraviolet (UV), visible, and infrared (IR) regions within specific portions of the spectrum.

Filters include Ultraviolet (UV), Bandpass, Sharp cut, Colors, Neutral Density, Uranium, Calibrating (Holmium, Didymium), Neodymium, Color Adjusting, Infrared (IR), Night Vision (NVIS), and Custom Filter glass compositions are available upon request. Applications areas include:

Industry
Scientific
Research
Color Filter Glass
Military
Night Vision (NVIS)

These filters are sold as finished or unfinished flat sheets in various thickness or can be molded into shapes, including domes, cylinders, lenses, contour shapes, and many other molded parts.

Kopp Glass is one of the only companies in the world capable of producing molded NVIS and other filter glass.