The C Series Fixed Focal Length SWIR lens #23-221 features a 16mm focal length, 0.1 meter minimum working distance, M25.5x0.50 (Female) filter size, and -0.80% maximum distortion.

Edmund Optics C Series Fixed Focal Length SWIR lenses are compact, lightweight C-mount lenses designed for sensors with a 2.8µm pixel size, and lens format size up to 2/3". These industrial lenses are optimized for the 900-1700nm wavelength range and are a cost-effective solution for SWIR. Their extremely close working distances make them ideal for factory automation and machine vision tasks such as inspection.