If you notice your Canon digital SLR camera lens has the letters USM written on the side, it means the lens has a small motor built into the body. Hence, USM is short for Ultra Sonic Motor. What this means is that your lens will autofocus faster than standard models. It is important to note that there are two different types of USM lenses.
Canon EF 24-70mm f/2.8L II USM Zoom Lens Features Large aperture L-Series standard zoom lens that combines high image quality and enhanced durability. New optical design utilizes 1 Super UD lens element and 2 UD lens elements to minimize chromatic aberration in the outer area at wide-angle; as well as eliminates color blurring around the edges
Canon L Series Professional Lenses. Canon EF (Full Frame) Lenses. Canon Cinema Lenses. Sort By: Yongnuo 50mm f1.8 - Canon. $169.95. Compare. Wishlist. 1 YEAR WARRANTY.
82mm CPL Circular Polarizer Filter for Canon EF 16-35mm f/2.8 L III USM Lens. 77mm CPL Circular Polarizer Filter for Canon EF 70-200mm f/2.8 L is II USM Lens. 77mm CPL Circular Polarizer Filter for Canon EF 17-40mm f/4 L USM Lens. K&F Concept 82mm Variable Fader ND2-ND32 ND Filter and CPL Circular Polarizing Filter 2 in 1 for Camera Lens No X
(218) 218 product ratings - Canon EF 24-70mm f/2.8L USM Telephoto Lens $480.00 Trending at $571.54 eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.
EF28-70mm f/2.8L USM. This large-aperture zoom lens features the sharpness and image performance of a single focal length lens with a constant, large aperture of f/2.8 throughout the entire zoom range. The optical system includes an ultra-precision ground and polished glass aspherical lens element (1st) that provides a high level of contrast
The Canon EF 24-70mm f/2.8L II USM Zoom Lens is a professional zoom lens with an excellent optical performance. This lens has minimal chromatic aberration in the periphery at wide-angle and reduced color blurring around the edges of the subject thanks to its Super UD lens element and its two UD lens elements. AiIn.