The 11-993 is a 25 mm diameter First Surface UV Bandpass Filter, with a thickness of 1.5 mm, specifically designed for use with a central wavelength of 265nm. This filter, offered by Edmund Optics, is a Bandpass Filter, which allows light to pass through a specific range of wavelengths while blocking other wavelengths.
The filter's physical data includes a cut-on wavelength of 260nm and a cut-off wavelength of 270nm, ensuring a tight bandpass around the central wavelength. The front and back of the filter are coated with "edm 11-993", a coating that enhances the filter's performance and durability.
The filter's geometry, with a diameter of 25mm and a thickness of 1.5mm, is designed to provide a balance between optical performance and mechanical stability. The filter's base shape is circular, making it compatible with a wide range of optical systems.
The filter's Material ID, "uvfs mal- 1965", provides additional information about the filter's composition and manufacturing process. This filter is part of the Thin Lens shape category, indicating its suitability for use in thin lens optical systems.
The filter's vendor, Edmund Optics, is a reputable supplier of optical components, ensuring the filter's quality and reliability. The filter's weblink provides additional information and allows users to check its availability and pricing.