OptoSigma's VPFHT-12.5C-3550 is a laser-line filter with a circular base shape and a diameter of 12.5 mm. This filter is designed to operate at a wavelength of 355 nm, making it suitable for a range of applications that utilize ultraviolet light. The filter's thickness is 3.5 mm, providing a balance between durability and light transmission.
The filter is made from UVFS MAL-1965, a material specifically designed for use in ultraviolet applications. This material ensures high optical quality and durability, making it an ideal choice for demanding environments. The filter's coating, both on the front and back, is Opt VPFHT-3550, which is optimized for use at 355 nm. This coating enhances the filter's performance, providing high transmission and excellent blocking of unwanted wavelengths.
The VPFHT-12.5C-3550 is shaped as a thin lens, which not only provides excellent optical performance but also makes it easy to integrate into existing systems. The filter is currently in stock and can be purchased directly from the OptoSigma website. The product's webpage provides more detailed specifications and purchasing information.