The EF 100mm f/2.8L Macro IS USM Lens from Canon is the L-series version of Canon's popular 100mm Macro lens. As an L-series lens it offers the utmost in optical construction, including ultra-low dispersion lens elements and moisture and dustproof seal structure on the barrel. Its 100mm focal length is effective for portraiture and other telephoto applications and as a macro lens with 1:1 magnification and a 12" minimum focus distance, it is ideal for life-size close-up imaging.
The lens features Hybrid Optical Image Stabilization with up to 4-stops of shake control for effective low light capture and with the vibration gyro and acceleration sensor it compensates for both angular and shift camera shake during close-up shooting. An ultrasonic focus motor (USM) provides quick and quiet auto-focusing and full-time manual focus override enables precise manual focus eve in AF mode. A focus range limiting function offers three distance ranges to control the range in which the AF looks for focus, thus reducing focusing time. Internal focus system means that the barrel does not extend when focusing, which is crucial when shooting macro.