The 65-499 is a Plano-Convex spherical lens, boasting a diameter of 12.0mm and a focal length of 12.0mm. This lens is sourced from the reputable optical vendor, Edmund Optics, and is designed to work optimally with a wavelength of 633nm.
The lens is crafted from the high-quality material, n-sf11 Schott, which is known for its excellent optical properties. The base shape of the lens is circular, and it features an edm las v-coat 633 coating on both the front and back surfaces. This coating enhances the lens's performance in laser applications.
The geometry of the lens is meticulously designed, with a thickness of 1.84mm at the edge and 4.0mm at the center. The inner and outer radii are 0mm, and the lens has a 9.42mm radius of curvature (R1) and a back focal length of 9.76mm.
The lens's information page, available at https://www.edmundoptics.com/p/120mm-diameter-x-120mm-fl-633nm-v-coat-pcx-lens/20054/, provides additional details and confirms the lens's availability. This page also includes web links to further resources and specifications.