Tamron’s new ultra-telephoto 100-400mm F/4.5-6.3 Di VC USD zoom lens (Model A035) for full-frame DSLR cameras includes 3 LD (Low Dispersion) lens elements for greater aberration reduction. At 39.3 oz., it is lightweight, featuring magnesium material in key areas of the lens barrel to improve weight reduction, strength and portability. The Model A035 delivers fast and precise autofocus performance and consistently powerful VC (Vibration Compensation) benefits thanks to the highspeed Dual MPU (Micro- Processing Unit) control system. An Arca Swiss compatible tripod mount is available as an optional accessory. This combination of features and optional accessories join to create a lens that photographers everywhere will enjoy using in various shooting situations, including low-light conditions that require handheld operation as well as those where convenient attachment to a tripod is preferred. Visit tamron-usa.com for further information.