The SLB-50.8B-60PIR1 is a high-quality lens from OptoSigma, designed with a 50.8 mm diameter and a focal length of 62.3 mm. This lens is made of n-bk7 schott, a material known for its excellent optical properties, and features a double-convex geometry.
The lens has a center thickness of 13.8 mm and an edge thickness of 3 mm, providing a robust structure suitable for various applications. Its effective focal length (EFL) is 62.3 mm, and the radii of curvature for the first and second surfaces are 62.28 mm and -62.28 mm, respectively. The back focal length (BFL) is 57.7 mm.
The SLB-50.8B-60PIR1 is coated with opt ir1 on both the front and back surfaces, enhancing its performance in the 633-1064nm wavelength range. This coating ensures high transmission and low reflection, making it ideal for use in systems where light efficiency is crucial.