The 14-920 is a 50 mm diameter First Surface UV Bandpass Filter, with a thickness of 1.5 mm, specifically designed for use at a central wavelength of 253.7 nm. This filter is sourced from the reputable optical vendor, Edmund Optics, and is currently in stock, as indicated by its weblink status.
This filter is a Bandpass type, which means it allows light to pass through a specific range of wavelengths while blocking other wavelengths. The 14-920 is designed with a cut-on wavelength of 248.7 nm and a cut-off wavelength of 258.7 nm, making it ideal for applications that require narrow-band UV transmission.
The 14-920 features a Thin Lens shape and is made from the material UVFS Mal-1965. It is coated on both the front and back with EDM 11-990, a coating that enhances its performance and durability.
For more detailed information, including technical specifications and purchasing options, please refer to the provided weblink.