This is a Plano-Convex lens, type of spherical lens, with a circular base shape and a diameter of 20.0mm. The lens has a thickness of 1.59mm at the edge and 3.0mm at the center, with an effective focal length (EFL) of 70.0mm. The radius of curvature (R1) is 36.18mm, and the back focal length (BFL) is 68.03mm. The lens does not have an inner or outer radius.
The lens is made of N-BK7 Schott material, a popular choice for optical elements due to its excellent optical properties. The lens is designed to work with a wavelength of 405nm. It comes with a front and back coating of EDMLAS V-Coat 405, a specialized coating for laser applications.
This lens is sourced from Edmund Optics, a leading vendor in the optical industry. According to the vendor's information, the lens is in stock and the web link provided is valid. This lens is a part of our extensive catalog of optical elements, designed to provide users with comprehensive information for their selection process.