This is a G063354322 model Plano-Concave Lens, a spherical lens with a base shape of a circle. The lens is sourced from the reputable vendor Qioptiq Photonics and is currently in stock. It is designed for use with a wavelength of 355nm.
The lens has a diameter of 22.4mm and a center thickness of 1.5mm. The effective focal length (EFL) is -100mm, indicating that it is a diverging lens. The inner and outer radii are both zero, suggesting a simple, uniform curvature.
The lens is made from UVFS material with the ID 1965. It is mounted and features a front and back coating of qio bbar arb2visnbk7, which is a broadband anti-reflection coating suitable for visible light.
For more detailed information, please refer to the provided parameters and the vendor's website, which is linked for your convenience.