The SLSQ-30B-40P is a high-quality double-convex lens offered by OptoSigma, a leading vendor in the optical industry. This lens, with a diameter of 30.0 mm and a focal length of 41.5 mm, is designed for use in a variety of optical systems.
The lens is made of fused silica, a material known for its excellent optical properties, including high transparency and resistance to thermal shock. The base shape of the lens is circular, and it features a spherical geometry with a center thickness of 8.4 mm and an edge thickness of 2 mm. The lens's effective focal length (EFL) is 41.5 mm, and its back focal length (BFL) is 38.5 mm.
The SLSQ-30B-40P is uncoated, meaning it does not have any additional layers to enhance its optical properties. This makes it suitable for applications where anti-reflection coatings are not required or desirable. The lens is designed to work with a wavelength of 546.1 nm.
Please note that the lens is currently in stock and the provided web link leads to its product page on the OptoSigma website, where you can find more detailed specifications and purchase information.