The 495FG03-25 is a 25mm diameter, 3mm thick Long Pass Filter from Andover Corporation's Colored Glass category. This filter, with the catalog number 495FG03-25, is designed to cut on at 495 nanometers, allowing longer wavelengths to pass through while blocking shorter ones.
The filter's physical data indicates a cut-off wavelength of 0 nanometers, suggesting that it is designed to block all wavelengths shorter than 495 nanometers. The front and back of the filter are coated with 'and 495fg03', a detail that enhances its performance and durability.
This filter is shaped as a Thin Lens, a feature that may be beneficial in certain optical applications. The vendor, Andover Corporation, provides a valid weblink, indicating that the filter is in stock and available for purchase. For more information, users can visit the provided weblink: https://www.andovercorp.com/products/colored-glass/long-wave-pass-type/