The 48-294 is a 25mm diameter, 50mm focal length uncoated UV double-convex lens, sourced from the reputable optical components vendor, Edmund Optics. This lens is a spherical lens with a convex-convex base shape and a circular geometry, designed for use in a wide range of optical applications.
The lens's geometry features a diameter of 25mm, with a center thickness of 5.66mm and an edge thickness of 2.11mm. The effective focal length (EFL) is 50mm, and the radii of curvature are 44.94mm for the first surface and -44.94mm for the second surface. The back focal length (BFL) is 48.02mm, and both the inner and outer radii are 0mm.
The lens is crafted from fused silica material, identified as mal-1965 in the material ID. It is designed to operate at a wavelength of 587.6nm. The lens does not have any coating applied to its surfaces, as indicated by the "uncoated" label in its name.
This lens is currently in stock and available for purchase through the Edmund Optics website, as indicated by its valid weblink status. With its robust specifications and high-quality construction, the 48-294 uncoated UV double-convex lens is an excellent choice for various optical applications.