The SLB-60-400PM is a Plano-Convex lens, a type of spherical lens, with a diameter of 60.0 mm and a focal length of 400.0 mm. This lens is sourced from OptoSigma, a renowned vendor in the optical industry. The lens is made of n-bk7 schott, a high-quality optical glass, and features a Plano-Convex geometry, meaning one side is flat (Plano) and the other side is curved (Convex).
The lens has a thickness of 3 mm at the edge and 5.2 mm at the center. The effective focal length (EFL) is 400 mm, and the radius of curvature (R1) is 207.6 mm. The back focal length (BFL) is 396.6 mm, and both the inner and outer radii are 0 mm. The lens is coated with opt m on both the front and back, providing excellent anti-reflective properties within the wavelength range of 400-700 nm.
This lens is currently in stock and available for immediate purchase. For more information, please refer to the vendor's website provided in the weblinks section.