SLB-50B-250P 50.0 mm Dia. x 251.0 mm FL; Double-Convex Lens Uncoated

The SLB-50B-250P is a high-quality double-convex lens offered by OptoSigma, a renowned vendor in the optical industry. This lens, with a diameter of 50.0 mm and a focal length of 251.0 mm, is designed for use in a wide range of optical applications.

The lens is made from n-BK7 Schott, a popular optical glass known for its excellent optical properties. The base shape of the lens is circular, and it features a spherical geometry with a center thickness of 5.4 mm and an edge thickness of 3 mm. The lens has a back focal length of 249.1 mm and an effective focal length of 251.0 mm.

The lens is uncoated, which means it does not have any anti-reflective coatings. While this may result in higher reflective losses, it also means the lens is less susceptible to damage and contamination. The lens's clear aperture is 50.0 mm, and it has no inner or outer radius, making it suitable for a wide range of applications.

The lens is designed to work with a wavelength of 546.1 nm, and it is in stock, according to the vendor's website. This lens is a great choice for users looking for a high-quality, double-convex lens for their optical systems.