Restored Canon EF 100mm f/2.8L is USM Macro Lens — Refurbished for Canon Digital SLR Cameras

Restored Canon EF 100mm f/2.8L is USM macro lens offering true life-size reproduction with a maximum close-up magnification of 1x and a closest focusing distance of 0.99 ft./0.3m. Optical construction comprises 15 elements in 12 groups and includes a UD lens element; the diagonal angle of view is 23.4 degrees. The lens uses an inner focusing system driven by USM and features a full-time manual focus option. Focal length is 100 mm with a maximum aperture of 1:2.8. Note: EF1.4X II/EF2X II extenders cannot be used with this lens, and there are no compatible close-up lenses. Filter diameter (mm): 67.