This is the G311211525 model from Qioptiq Photonics, a 22.4 mm diameter UVFS Double-Convex Lens designed for use in the 725-1050nm wavelength range. The lens has an effective focal length (EFL) of 100mm, making it suitable for a variety of optical applications.
The lens is made of UVFS material, specifically identified as "uvfs mal- 1965" in the item data. This material is known for its excellent optical properties, making it a popular choice for high-performance optical systems. The lens features a double-convex geometry, with a center thickness of 2.9mm and an edge thickness of 1.6mm, providing a balanced optical path and minimal distortion.
The G311211525 lens is coated with Qioptiq's proprietary "qio bbar arb2nirnbk7" coating on both the front and back surfaces. This coating is designed to reduce reflection and increase transmission, enhancing the overall performance of the lens. The lens is spherical in shape, a common design choice for its simplicity and versatility.
According to the item data, this lens is currently in stock and available for purchase. More information, including technical specifications and purchasing details, can be found on the Qioptiq Photonics website via the provided weblink.