This is a Plano-Convex Lens, a type of spherical lens, sourced from the vendor Standa. The lens has a base shape of a circle and is uncoated. The lens's diameter is 25.4 mm, and it has an edge thickness of 2.1 mm and a center thickness of 3 mm. The effective focal length (EFL) of the lens is 175 mm, and the radius of curvature (R1) is 90.4225 mm. The lens does not have an inner or outer radius.
The lens is made of n-BK7 Schott material, a common type of optical glass known for its excellent optical properties. The lens is designed to work with a wavelength of 546 nm. The lens's shape is spherical, which is a common shape for lenses used in various optical applications.
This lens is a great option for those looking for a high-quality, uncoated Plano-Convex lens. It is in stock and available for purchase on Standa's website.