Canon EOS 30D Instruction Manual page 282

Nice shoH Or is it? When you enlarge your image,
the print looks fuzzy. Frustrating
I
But a common experience.
In most cases, this accidental blurring is caused by camera shake
- especially when shooting with a telephoto lens
or at slow shutter speeds in dark places.
Even if you try to stay still,
the camera isn't perfectly steady in your hands
when the shutter button is pressed.
But now there's a great solution: Canon
15*
Lenses.
For beautifully clear, blur-free photos. With ease.