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Materials used in the creation, detection, or manipulation of light, and their use in solving industry problems.
Knight Optical (USA) LLC

Dichroic bandpass filters are designed to transmit highly over a specific limited bandwidth while reflecting all other wavelengths. Read more...

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Andover Corporation

Andover Corporation offers a standard selection of gas analysis filters at popular wavelengths from 2.7µm to 10.6µm. We can also produce custom filters at wavelengths up to 14µm. In the infrared region of the spectrum, bandpass filters are frequently used for gas analysis applications. Read more...

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Andover Corporation

Andover's first-surface, hard-coat narrowband filters employ magnetron sputtered, hard-oxide coatings deposited on Borosilicate Glass, suitable for high temperature applications. They provide a steep transition from a high, peak transmission to OD4 blocking. Available at wavelengths from 334nm to 1550nm, including all major laser lines and atomic absorption lines. Read more...

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Andover Corporation

Andover Corporation offers one of the most extensive listings of standard "off-the-shelf" optical filters in this industry. Wavelengths range from the 193nm in the ultraviolet through the near infrared and include many of the primary laser, mercury, biomedical and analytical spectral lines. Read more...

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