This is a plano-convex lens, type 38-545-INK, sourced from the renowned optical components vendor, Edmund Optics. The lens boasts a diameter of 25.4mm and a focal length of 125.0mm, making it suitable for a wide range of applications.
The lens is constructed from N-BK7 Schott, a popular optical glass due to its excellent optical properties and versatility. The base shape is circular, and the lens features a spherical geometry, with a thickness of 1.74mm at the edge and 3mm at the center. The effective focal length (EFL) is 125.02mm, and the back focal length (BFL) is 123.02mm.
The lens is coated with edm visnir0sp2002000 on both the front and back surfaces, a coating specifically designed for the visible (VIS) and near-infrared (NIR) spectrum, spanning 400-1000nm. This coating enhances the lens's performance in the VIS-NIR range, ensuring optimal light transmission and reducing unwanted reflections.
The item is currently in stock and available for immediate purchase. For more detailed information, please refer to the vendor's website at https://www.edmundoptics.com/f/vis-nir-coated-plano-convex-pcx-lenses/12278/.