The SLB-30-5000PM is a Plano-Convex Spherical Lens, sourced from OptoSigma, with a diameter of 30.0 mm and a focal length of 5000.0 mm. This lens is made from the popular N-BK7 Schott material, known for its excellent optical properties and versatility. The lens's geometry includes an edge thickness of 2.0 mm and a center thickness of 2.1 mm, with an effective focal length (EFL) of 5000.0 mm. The front and back surfaces of the lens are coated with Opt M, a broadband anti-reflection coating designed for wavelengths between 400-700 nm, enhancing its transmission capabilities. The lens's inner and outer radii are 0.0 mm, indicating a planar front surface and a curved back surface with a radius of 2595.0 mm. This lens is available for purchase directly from the vendor's website, where it is currently listed as in stock.