The LA7028-E2 is a 25.4 mm diameter Plano-Convex lens made of ZnSe material, sourced from Thorlabs. This lens is designed for use with a wavelength of 10600 nm and features a coating of tho e2znsearc4500750 on both the front and back surfaces.
The lens has a focal length (EFL) of 149 mm and a thickness of 3.6 mm at the edge, which increases to 4 mm at the center. The inner radius is 0 mm, and the outer radius is also 0 mm. The lens's shape is spherical, and it is available in a Spherical Lens (Plano-Convex) configuration with a Sub Type of Spherical Lens.
According to the vendor's website, the item is currently in stock. For more detailed information, users can refer to the provided weblink: https://www.thorlabs.com/thorproduct.cfm?partnumber=LA7028-E2