The 69-425 is a Plano-Convex spherical lens, boasting a 9.0mm diameter and a focal length of 54.0mm, specifically designed for use with a 633nm wavelength. This lens is sourced from the reputable vendor, Edmund Optics, and is readily available for your optical system requirements.
The lens's geometry is meticulously crafted, with a thickness of 1.63mm at the edge and 2.0mm at the center. The front surface has a radius of curvature of 27.91mm, while the back focal length measures 52.69mm. The lens's design is circular, and it does not have any inner or outer radius specifications.
The lens is constructed from the high-quality material, n-BK7 Schott, which is renowned for its excellent optical properties. The lens's front and back surfaces are coated with the advanced EDM Las V-Coat 633, enhancing its performance and durability in laser applications.
For more information, including pricing and availability, please refer to the provided weblink, which is valid and indicates that the lens is currently in stock.