The SLB-50-170NM is a Plano-Concave Spherical Lens, sourced from the renowned optical component vendor, OptoSigma. This lens, with a 50.0 mm diameter, is designed for use within the wavelength range of 400-700nm, making it suitable for a wide range of optical applications.
The lens features a concave geometry, with an inner radius of 0mm and an outer radius of 0mm. The center thickness of the lens is 3mm, while the edge thickness is 6.6mm. The effective focal length (EFL) of this lens is -170mm, and the back focal length (BFL) is -172mm. The radius of curvature (R1) is -88.23mm.
The lens is made from n-BK7 Schott, a popular optical glass due to its excellent optical properties and high Abbe number. The lens is coated with Opt M on both the front and back surfaces, enhancing its performance in the specified wavelength range.
The item data indicates that this lens is in stock and available for immediate purchase. For more information, including pricing and detailed specifications, please refer to the provided weblink.