LA4538-UV UV Fused Silica Plano-Convex Lens; Dia:2 in; f=250.9 mm ARC 245-400nm

The LA4538-UV is a UV fused silica plano-convex lens, designed and manufactured by Thorlabs. This lens boasts a diameter of 2 inches, with a focal length of 250.9 mm, making it suitable for a wide range of applications. The lens is designed with a plano-convex base shape, which is a circular geometry, and a spherical shape.

The lens has a center thickness of 5.8 mm and an edge thickness of 3 mm, providing excellent optical performance. The effective focal length (EFL) of this lens is 250 mm, and the back focal length (BFL) is 246 mm. The inner and outer radii of the lens are 0 mm, indicating a flat surface on one side and a curved surface on the other.

The LA4538-UV lens is made from UV fused silica, a material with a high transmission range in the UV spectrum, specifically from 245 nm to 400 nm. This makes it ideal for use in UV applications. The lens is coated with a UV AR coating on both the front and back surfaces, further enhancing its performance in the UV range.

This lens is currently in stock and available for immediate purchase through the Thorlabs website. The link to the product page is provided for your convenience.