The SLB-10B-10NM is a high-quality double-concave lens, designed and manufactured by OptoSigma. This lens, with a base shape of a circle, is specifically engineered for use within the wavelength range of 400-700nm, making it suitable for a wide range of optical applications.
The lens features a diameter of 10.0 mm and a center thickness of 2.0 mm, ensuring a compact and efficient design. The edge thickness is 4.6 mm, providing robustness and durability. The effective focal length (EFL) of this lens is -9.7 mm, and the back focal length (BFL) is -10.3 mm, indicating a strong converging capability.
The lens is made from n-BK7 Schott, a renowned optical glass known for its excellent optical properties. The radii of curvature for this lens are -10.38 mm for the first surface and 10.38 mm for the second surface, contributing to its double-concave structure.
The SLB-10B-10NM is coated with Opt M on both the front and back surfaces, enhancing its performance and durability. This coating helps to reduce reflection and increase transmission, making it an ideal choice for various optical systems.