Sigma 70

I purchased this lense May of 2007 and have used it til now without any problems of it not focusing at all ..today it just stopped focus on auto focus so that I could not shoot a photo the shutter button would not release without it focusing, it...

This is an absolutely gorgeous lens.

This was my first dive into a quality zoom lens for my new Digital Rebel. The reason for this purchase was for taking youth ice-hockey pictures in arenas that don't have the best of lighting. I was told by other hockey photo-bugs that I would...

I have been a professional Fashion, Beauty and Advertising photographer for over 20 years. I have worked in every format and have been published world wide in everything from Harpers Italy to L'Officiel to "W" etc. I have not shot long lenses for...

I have used this lens for a year now. I bought it because I could not afford a f/2.8 Canon lens and wanted something with that wide an aperture. After much study on the web and consulting other photographers I discovered this Sigma lens had roughly the...

As stated in another lens review on this site, and at the risk of being redundant, I'll be brief by saying I've been a professional photographer for over 30 years, and have been an optics tester, doing all the lens testing for a company in California....