The Tokina AF 16.5-135mm f/3.5-4.5 AT-X DX Lens - Canon Mount compact super wide zoom range begins at 16.5mm and offers the photographer a wider angle of view than most lenses in its class. This makes the lens better suited for scenic and travel photography in addition to being a great standard lens for most general photography situations.
The Tokina AF 16.5-135mm f/3.5-4.5 AT-X DX Lens - Canon Mount optical design benefits from the latest advances in the industry. Three aspherical elements, one all glass precision-molded element and 2 compound elements yield high contrast. Additionally two Super-low Dispersion (SD) glass elements correct chromatic aberration.
The AF 16.5-135mm f/3.5-4.5 AT-X DX Lens - Canon Mount has a newly designed high-precision mechanical zoom cam system minimizes play and eliminates zoom creep.
Note: This lens is designed for digital cameras with APS-C sized sensors, not designed for cameras with full frame sensors.