This is a Plano-Convex Lens, a type of spherical lens, sourced from Standa. It is a component of the Spherical Lens (Plano-Convex) subtype, featuring a base shape of a circle. The lens has a diameter of 12.7 mm and a thickness at the edge of 2.8 mm. The thickness at the center of the lens is 3 mm. The effective focal length (EFL) of this lens is 200 mm.
The lens's inner radius is 0, and the outer radius is also 0, indicating a plano-convex geometry. The radius of curvature (R1) is 95.214 mm. This lens is made of UVFS Mal- 1965 material and is designed to work with a wavelength of 355 nm.
The lens does not have any coating, as indicated in the item data. The vendor, Standa, provides a weblink for this lens, which is valid and indicates that the lens is in stock. For more information about this lens, you can visit the provided weblink: http://www.standaphotonics.com/lenses/plano-convex-lenses.php.