The 48-841 is a UV-VIS coated, UV double-convex lens, boasting an 18mm diameter and a 40mm thickness. This lens is sourced from the reputable optical vendor, Edmund Optics, and is currently in stock, as indicated by its weblink status.
The lens is designed with a spherical shape, featuring a base shape of a circle. Its geometry includes a diameter of 18mm, a thickness edge of 2mm, and a thickness center of 4.29mm. The effective focal length (EFL) is 40mm, with radii R1 and R2 measuring 35.99mm and -35.99mm respectively. The back focal length (BFL) is 38.5mm, while the inner and outer radii are both 0mm.
The lens is constructed from fused silica material, identified as fused sil mal-1965 in the item data. It is designed to operate at a wavelength of 587.6nm. The lens features a UV-VIS coating on both the front and back surfaces, adhering to the standard curve as defined by Edmund Optics' UV-VIS coating specifications.