The quiet USM focus keeps the atmosphere of a quiet conversation intact. The fast focus operation of the USM also reduces hunting in low light, allowing me ...
This lens has Canon's ultrasonic motor (USM), which is silent and fast. I cannot hear the lens auto-focus. It supports full-time manual focus, which means ...
The ultrasonic motor (USM) on this lens is fast and accurate. In bright light, it locks on the subject almost immediately. In dim light, the auto-focus is ...
The beauty of this newer technology is that auto-focus is extremely fast, auto-focus is extremely quiet, and manual-focus can be performed after auto-focus ...
Filter Diameter (mm) ... As it turned out, my fear that the 24-105mm lens has a longer minimum focus distance is unwarranted. ... fast as one over the focal length.
The auto-focus mechanism on this lens is based on Canon's micro motor. ... - Canon IX, Canon 50mm f ... Canon EF 50mm f/1.2 L USM Lens for Canon Digital SLR Cameras ...
Even the Canon EF 28-135mm f/3.5-5.6 IS USM lens, my best macro zoom lens, can only achieve closest focus distance of 0.5m and magnifies the subject to 0.19x ...
The ultrasonic motor (USM) is relatively fast and quiet compared to non-USM lenses. ... focus ring when AF is set). ... Field-test of the Canon EF 75-300mm f/4-5.6 ...
The Canon EF 24-70mm f/2.8 L USM Lens is one of the most amazing zoom lens I have ever used. Firstly, getting the actual lens to my house took an excruciating ...
$1,063.73
Canon EF 24MM f/1.4L USM ... USM combine for fast, silent Autofocus. Full time manual focus override for complete focus control ... diameter & length (mm): 83.5 x ...