Tamron 17-35mm F2.8-4 Di OSD is an Auto Focus (AF) Ultra-Wideangle Zoom
lens with 35mm FF max sensor coverage and it is designed to be used with Canon EF mount cameras.
Tamron 17-35mm F2.8-4 Di OSD is compatible with cameras that have Canon EF lens mount. Some of the latest released cameras that are compatible with the Canon EF lenses are Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Tamron 17-35mm F2.8-4 Di OSD is also available in Nikon F (FX) mount.
Tamron 17-35mm F2.8-4 Di OSD has a focal range of 17-35mm and 2.1X zoom ratio. When it is mounted on an APS-C sensor camera with 1.6x crop, it provides an 35mm (FF) equivalent of 27.2 - 56mm.
Tamron 17-35mm F2.8-4 Di OSD is a weather sealed lens which provides an extra protection to prevent water and dust get inside the lens and camera body under light rain, snow and wind. In order to have an effective protection, you have to pair the Tamron 17-35mm F2.8-4 Di OSD with a weather sealed camera body such as Canon 1D X III, Canon 6D MII and Canon 5D MIV.
Tamron 17-35mm F2.8-4 Di OSD features Rotary (extending) zoom method where the length of the lens changes as you zoom in or out. This makes it possible to design the lens with a smaller minimum length ( generally when it is zoomed out) compared to internal zoom lenses. The disadvantages of this design are being harder to seal against dust and moisture, weight balance shifting while zooming and zoom creep in certain lenses.
Maximum Magnification Ratio
Tamron 17-35mm F2.8-4 Di OSD has a Max Magnification Ratio of 0.2x and has a minimum focusing distance of 0.28m.
Tamron 17-35mm F2.8-4 Di OSD is a variable aperture lens with a max aperture of f2.8 and a minimum aperture of f16 at 17mm, and a max aperture of f4 and minimum aperture of f22 at 35mm .
Tamron 17-35mm F2.8-4 Di OSD's optical formula consists of 15 elements in 10 groups . Following special elements are used in this design:
- LD/GM elements
- BBAR/fluorine coatings
Tamron 17-35mm F2.8-4 Di OSD comes with a removable lens hood which is handy to reduce lens flare and glare in your photos.
Tamron 17-35mm F2.8-4 Di OSD is available in Black color.
Popular Comparisons of Tamron 17-35mm F2.8-4 Di OSD
Here is the eight most popular comparisons of Tamron 17-35mm F2.8-4 Di OSD amongst Camera Decision readers.