Broadband AR coatings operate usually at lower efficiency than V-Coatings, but they provide anti-reflective properties over much wider spectral range. Spectral performance of a typical visible AR coating designed for BK7 glass is shown in the figure below.
Rav < 0.5% @ 450-650 nm @ 0° - 20° AOI Read more...More Product Announcements from Cascade Optical Corp.
Our 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...More Product Announcements from 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...More Product Announcements from 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...More Product Announcements from Andover Corporation
Dichroic bandpass filters are designed to transmit highly over a specific limited bandwidth while reflecting all other wavelengths. Read more...More Product Announcements from Knight Optical (USA) LLC
Alluxa, Inc., the leader in high performance optical filters and optical coatings announces the completion of its capacity expansion at its Santa Rosa, CA facilities bringing the total number of identical plasma deposition machines to 10. Read more...More Product Announcements from Alluxa, Inc.
Alluxa, Inc, the leading provider of high performance thin film optical coatings is proud to announce that it has received ISO 9001:2008 certification for its Santa Rosa, CA headquarters. Read more...More Product Announcements from Alluxa, Inc.
Alluxa's new precision infrared bandpass and dual bandpass filter technology brings new levels of performance with higher transmissions, steeper slopes, and flatter pass bands than traditional evaporated coatings. Read more...More Product Announcements from Alluxa, Inc.