This is a G063073329 Plano-Concave Lens, a spherical lens with a base shape of a circle. It is sourced from the reputable vendor Qioptiq Photonics and is currently in stock. The lens has a diameter of 22.4 mm and a center thickness of 1.5 mm. The effective focal length (EFL) of this lens is -150mm, making it a negative or diverging lens. The radius of curvature (R1) is -78.298 mm.
The lens is made of N-BK7, a popular glass type in the optical industry due to its excellent optical properties. It is designed to work with a wavelength of 588 nm. The lens comes with a coating on both the front and back surfaces. The front coating is Qio HP Nbar Arhs-Yag, and the back coating is also Qio HP Nbar Arhs-Yag. This coating enhances the lens's performance by reducing reflection and increasing transmission.
The lens is mounted, making it ready for immediate use in your optical system. For more information about this lens, including its specifications and where to purchase it, please refer to the provided weblink.