The SLSQ-10-40N is a Plano-Concave Lens, a type of spherical lens, sourced from OptoSigma. This lens is uncoated and features a fused silica material (fused sil mal-1965) with a diameter of 10.0 mm and a center thickness of 2.0 mm. The edge thickness measures 2.7 mm, and the lens has a base shape of a circle.
The lens's geometry includes an inner radius of 0 mm and an outer radius of 0 mm, with a -18.4 mm radius of curvature (R1). The effective focal length (EFL) is -40.0 mm, and the back focal length (BFL) is -41.4 mm. This lens is designed to operate at a wavelength of 546.1 nm.
The SLSQ-10-40N is currently in stock and available for purchase through the OptoSigma website. The link to the product page is provided for your convenience. This lens is a versatile and high-quality option for various optical applications, thanks to its robust construction and precise specifications.