The 33-054 is a 25mm diameter, 150mm focal length spherical lens, specifically a plano-convex lens, sourced from Edmund Optics. This lens is uncoated, offering a Lambda20 PCX surface quality. The lens's geometry includes a 2.04mm edge thickness and a 3.18mm center thickness, with an effective focal length (EFL) of 150mm. The lens's inner and outer radii are both zero, and its radius of curvature (R1) is 68.79mm. The back focal length (BFL) is 147.82mm.
The lens is made from UVFS Mal-1965 material, optimized for use with a wavelength of 587.6nm. The lens's base shape is circular, and it does not have any coating. This lens is currently in stock and available for purchase through the provided weblink.