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yes i was referring to dpi. thanks!

i was looking for a telephoto lens.. i didnt realize that the 135 was a fixed lens, i apologize for my lack of knowledge..

I think i will be settling on the tamron 28-75 in the meantime until i...

hi everyone, i'm a newbie to slrs so pls excuse my ignorance.

i just bought the digital rebel xt. prior to that i've experimented with the canon 10d. what i noticed is that the image resolution...

Whats the difference between the Canon 70-200 f4 and the Canon EF 135mm f/2.8? I am interseted in getting a telephoto lens for indoor wedding shots & outdoor street photography. if none of these...