The Zeiss Makro-Planar T* 100mm f/2 ZE Lens for Canon EF Mount EOS DSLR cameras has superior quality optics, combining sharp macro performance and a very fast maximum aperture. A 'floating element' optical system enables the Makro-Planar T* to deliver superior quality images even at f/2, from infinity to the close-focus (1.4', 0.44 m) distance. Users can employ selective focusing on important details with the clarity required for close-up photography, effectively isolating the subject from distracting surroundings. Applications for this lens making this lens is ideal for use in a wide variety of shooting scenarios including, but not limited to, industrial, scientific, nature, and product photography applications. Its superior and unique image quality also makes it a great choice for portraits.