This is a mounted plano-convex lens, type G052112331, with a diameter of 12.7 mm, sourced from Qioptiq Photonics. The lens is made of N-BK7, a popular glass type in the optical industry, known for its excellent optical properties and versatility.
The lens features a focal length (EFL) of 50mm, making it suitable for a wide range of applications that require moderate magnification. The plano-convex geometry, where one side is flat and the other is curved, allows for efficient light gathering and focusing.
The lens has a thickness of 2.2mm at the edge and 3mm at the center. The curvature of the lens is defined by a radius (R1) of 26.039mm. The lens is coated with Qio AL RALVIS AOI 45 on both the front and back surfaces, enhancing its durability and performance in the visible spectrum around 588nm.
The lens is mounted, providing convenience and ease of use. The provided web link leads to the product page on Qioptiq's official website, where you can find more information and check the current availability of the lens.