This is the G063164331, a high-quality double-convex lens from Qioptiq Photonics. The lens, which has a base shape of a circle, is designed for use with a wavelength of 355 nm and is mounted with UVFS material.
The lens has a diameter of 31.5 mm and a thickness at the edge of 2 mm. The center thickness is 6.2 mm, and the effective focal length (EFL) is 60 mm. The first radius of curvature (R1) is 59.996 mm, and the second radius of curvature (R2) is -59.996 mm. The lens does not have an inner or outer radius.
The G063164331 is coated with Qio AL RALVIS AOI 45 on both the front and back surfaces. This coating enhances the lens's performance and durability. The lens is made of spherical geometry, a common and reliable choice for many optical applications.
The lens is currently in stock and can be purchased directly from the Qioptiq Photonics website. The provided weblink leads directly to the product page for your convenience.