This is a G063319329 22.4 mm Dia. UVFS Mounted Double-Convex Lens, specifically designed for use with a wavelength of 1064nm and an effective focal length (EFL) of 50mm. The lens is sourced from the reputable vendor, Qioptiq Photonics.
The lens is of the Spherical type, with a Sub Type of Spherical Lens (Convex-Convex). It has a base shape of Circular, and its geometry includes a diameter of 22.4mm, a thickness edge of 1.6mm, and a thickness center of 4.2mm. The lens's inner and outer radii are both 0mm, and its radii of curvature are R1: 49.403mm and R2: -49.403mm.
The lens is made from UVFS material with the ID "uvfs mal- 1965". It features a coating on both the front and back surfaces, specifically "qio hp nbar arhs-yag". This coating enhances the lens's performance and durability.
The lens is currently in stock and available for purchase. For more information, please refer to the vendor's website at https://www.qioptiq-shop.com/en/Precision-Optics/Singlets/Symmetric-Convex-Lenses/Symmetric-convex-lenses-mounted-fused-silica.html.