This is a G313206525 double-concave lens, sourced from the reputable optical components vendor, Qioptiq Photonics. The lens has a base shape of a circle and is designed for use in the 725-1050nm wavelength range.
The lens is made from N-BK7, a popular glass type known for its excellent optical properties. It has a diameter of 22.4mm and a center thickness of 1.5mm. The lens's effective focal length (EFL) is -30mm, indicating its concave nature.
The lens's first radius of curvature (R1) is -31.396mm, and the second radius of curvature (R2) is 31.396mm, both measured from the lens's center. The lens's inner and outer radii are 0mm, indicating a symmetrical design.
The lens is coated with Qio Bbar Arb2nirnbk7 on both the front and back surfaces, enhancing its performance in specific applications. This lens is a spherical lens, a common type of lens used in various optical systems.
The lens's web link is valid and in stock, ensuring quick and easy access for your optical component needs.