Tamron af05n700

Pros: Fast focus. Light body. Usable wide angle. good contrast. 25% cheaper than Canon.

Cons: not weather sealed. Maybe too light? Lower resale value.

Review: I bought this lens for my 20D when I found I needed a wider lens than my 28-75 Tamron. All my lenses we constant 2.8 or faster. So when I tried some of the 10-22 variety lenses...I found the viewfinder image very dark and small. AF performance was poor ...

Pros: Excellent sharpness, color fidelity, focal range, handling, size

Cons: high distortion at extreme wide angle and long focal lengths

The Bottom Line: Excellent lens overall. However, I would watch out for high distortions when linear objects are in the frame in extreme wide angle focal range.

Review: I am a huge fan of ultra-wide angle lenses. With an ultra wide-angle lens, I can create or manipulate perspective in a photograph with picture elements in foreground and background to give a sense of depth. Its wide angle of view (or coverage) enables a ...

Pros: Dual purpose wide angle capability for both film & digital at a reasonable price.

Cons: Some noticeable linear distortion and corner softness.

The Bottom Line: For wide angle photography with both film and digital camera bodies, this is a lens you SHOULD consider!

Review: As the title says, this lens offers users of both types of media the ability to use the same lens. In this day and age, when digital is fast becoming the dominant medium, and where smaller sized sensors are the norm, being able to go back and forth is a ...