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 item data provides detailed geometric specifications, including a diameter of 38.1 mm, a thickness at the edge of 2.7 mm, and a thickness at the center of 4 mm. The effective focal length (EFL) of this lens is 300 mm.
The lens's inner and outer radii are both 0, and the first radius of curvature (R1) is 155.01 mm. The material used in the manufacture of this lens is n-BK7 Schott, a popular choice for optical elements due to its excellent optical properties. The lens is designed to operate at a wavelength of 546 nm.
This lens is a valuable addition to any optical system that requires a simple, high-quality lens. Its uncoated surface allows for a wide range of applications, while its geometric and material properties ensure excellent optical performance. The lens's availability is indicated by the "in stock" status of its web link.