The UVFS-SPF-25.4-850 is a circular shortpass filter with a diameter of 25.4 mm and a thickness of 4 mm. This filter, sourced from Simtrum, is designed for use in optical systems that require the blocking of specific wavelengths while allowing others to pass through.
The UVFS-SPF-25.4-850 has a cut-on wavelength of 0 nm and a cut-off wavelength of 850 nm. This means it allows wavelengths shorter than 850 nm to pass through while blocking those longer. The filter's material ID is UVFS MAL-1965, and it is coated with a sim uvfsspf25.4850 coating on both the front and back surfaces.
This filter is of the thin lens shape, making it suitable for use in various optical applications. The vendor, Simtrum, indicates that this item is in stock and provides a catalog number (UVFS-SPF-25.4-850) and a web link for further information. The link leads to a product page on Simtrum's website, offering detailed specifications and purchasing options.