Focal Length & Maximum Aperture:17mm 1:4 Lens Construction:18 elements in 12 groups Diagonal Angle of View:104° (without tilt or shift) Focus Adjustment:Manual focus overall linear extension system Closest Focusing Distance:0.82 ft./0.25m (maximum close-up magnification: 0.14x) Dimensions:3.5'' x 4.2'' / 88.9 x 106.7mm (maximum lens length) Weight:28.9 oz./820g Warranty:Canon 1 year limited warranty
The Canon TS-E 17mm f/4L lens expands shooting possibilities exponentially on EOS Digital cameras. Designed with UD glass to minimize and compensate for chromatic aberrations with specially coated aspherical elements for the highest possible glare-free image quality this tilt-shift lens offers an angle of view of 93°. New TS revolving lets users freely combine tilting and shifting within the range of +/- 90° in the direction of movement.
The lens also has an improved tilt & shift knob with an enhanced range of movement of up to +/- 6.5° and revolving lenses for better operability it uses a circular aperture for beautiful out-of-focus areas and has an SWC lens coating to control ghosting and flare to a far greater degree than with earlier coating technologies.
The Canon 17mm F/4L is commonly used for Architecture Landscape/scenery and more.The Canon 17mm F/4L is most used by customers who consider themselves to be a Pro photographer Semi-pro photographer among others.The Canon 17mm F/4L is popular because customers like the following qualities of the Canon 17mm F/4L: Consistent output Durable Rugged and Strong construction.。