This is a compact and lightweight wide aperture standard zoom for use on full-frame and APS-C sensor SLRs.

hi there i brought this tamron lense 28-75 f2.8 sp xr id aspherical ((IF) for canon digital slr.it is small lense compact but it is very sharp.i love it

smooth lens. loved the output.

Yes, I would recommend this to a friend

Consistent Output; Durable; Easily Interchangeable; Lightweight; Quick Focus; Sharp Focus; Strong Construction

Difficult to Clean

I did a large number of tests, running these lenses through all apertures at 28mm, 50mm and 75mm, shooting several types of test target as well as "real world images" and evaluating images for sharpness, contrast, flare, distortion and chromatic aberration.

Consistent Output; Durable; Easily Interchangeable; Lightweight; Quick Focus; Sharp Focus; Strong Construction

Difficult to Clean

I use this lens for portraits, events, and low-light shots. The fact that it is so small and light-weight is a definite bonus. The constant f2.8 really pays off in low light situations. Compared to the big, heavy Nikon, I really prefer this lens.

Consistent Output; Lightweight; Sharp Focus

Slow Focus; Weak Casing

The Tamron 28-75mm f/2.8 XR Di Lens is a relatively small normal zoom lens that delivers good image quality and a wide fixed f/2.8 aperture for a low cost . Pictured above from left to right are the Sigma 28-70mm f/2.8 EX DG Lens , Tamron SP 28-75mm F/2.8 XR Di Lens , Canon EF 28-135mm f/3.5-5.6 IS...

These lens are great, and not just for the price. They are well constructed, feel nicely weighed in the hand, and not plasticky. They are reasonably heavy, but I see it as an asset, since it makes it easier to hold the camera steady. The output has been consistently sharp photos.

Consistent Output; Durable; Sharp Focus

Slow Focus

To begin I will give a list of all the Tamron abbreviations for better understanding: AF : Autofocus AD : Anomalous Dispersion. Special optical glass design that reduces chromatic aberration by reducing the amount of "undesirable" light wavelength passage through the lens.

Tamron SP AF 28-75mm XR Di LD ASPH (IF) is probably one of the longest lens names I have encountered so far. Tamron, which released the lens back in 2006, in general is known for coming up with very long (and not so descriptive) names (obviously, this should not bother anyone as long as the lens...