This laser grade plano-convex lens, model 38-647, is a high-quality optical component designed for use with 266nm lasers. The lens is sourced from the reputable vendor Edmund Optics, ensuring reliability and performance.
The lens boasts a diameter of 25.4mm and a focal length of 50mm, making it suitable for a wide range of applications. The base shape is circular, and the lens features a plano-convex geometry, with a center thickness of 6.35mm and an edge thickness of 2.35mm. The effective focal length (EFL) is 50mm, and the back focal length (BFL) is 45.71mm.
The lens is made from UVFS MAL-1965, a material specifically designed for use with ultraviolet light. This ensures high transmittance and low absorption at the lens's operating wavelength.
The lens is coated with Edmund Optics' Laser V-Coat 266, a specialized coating designed for use with 266nm lasers. This coating enhances the lens's performance by reducing reflection and increasing transmission, thereby improving the efficiency and quality of the laser system.