The 47-862 is a Plano-Convex Lens, a type of spherical lens, sourced from Edmund Optics. This lens, with a diameter of 4.0mm and a focal length of 6.0mm, is designed for use within the visible light spectrum, specifically between 425-675nm. The lens features a front and back coating of EDM VIS-0 STD CURVE, providing enhanced performance and durability.
The lens's geometry includes a thickness edge of 1.53mm and a thickness center of 2.26mm. The effective focal length (EFL) is 6.0mm, and the radius of curvature (R1) is 3.11mm. The back focal length (BFL) is 4.51mm, and both the inner and outer radii are 0mm. The lens is made from N-BK7 SCHOTT, a popular optical glass due to its excellent optical properties and versatility.
This lens is a reliable choice for various applications within its specified wavelength range, thanks to its high-quality coating and precise geometry. The 47-862 is currently in stock, according to the vendor's website, making it an immediately available option for your optical system needs.