The SPC046AR.33 is a spherical plano-concave lens, measuring 50.8 mm in diameter, with a base shape of a circle. This lens is sourced from the reputable vendor MKS/Newport and is available for purchase directly from their website, currently listed as in stock.
The lens has a center thickness of 2.5 mm and an edge thickness of 5.39 mm. The effective focal length (EFL) is -200 mm, and the radius of curvature (R1) is -91.8 mm. The back focal length (BFL) is -201.71 mm, and both the inner and outer radii are 0 mm.
The lens is made from UVFS Mal-1965 material, and it is designed to work optimally with a wavelength of 589 nm. The lens features a New AR-33 coating on both the front and back surfaces, ensuring high-quality performance and durability.