II-VI Infrared SL1-10.6-43-140-200-U ZnSe F-Theta lens has a 48 mm diameter and 200 mm focal length, built from ZnSe for infrared transmission. The part number SL1-10.6-43-140-200-U denotes the model and specifications of this F-Theta lens. This lens is designed for infrared beam focusing in precision scanning or laser delivery applications that require a compact 48 mm optic with a 200 mm focal length.
