Sigma Zoom Wide Angle-Telephoto 28-70mm f/2.8 EX Aspherical DF Autofocus Lens for Canon EOS

Pros: Fast constant f2.8, light weight, sharp stopped down

Cons: Inconsistent performance with digital SLR,inaccurate color rendition, CA

The Bottom Line: I can't recommend this lens for Canon digital SLR but probably great for film camera

Review: I bought this lens to replace my older version which does not function with digital SLRs. The fast 2.8 aperture is the main reason I use this lens, but it has been problematic in operation. It is capable of very sharp photos when stopped down one or ...

Pros: price, size, weight...At least equal to or better that the "kit" lenses...

Cons: Not much you can knock about a $50.00 lens that works!!

Review: I have this lens...It is an f2.8-4 lens, not a constant 2.8!! Wouldn't it be grand if it WAS at the price!! That being said, It is a very decent piece of glass that I keep on my backup 350D body, and take with me when shooting in a hazardous ...