I have a crop body camera (Canon T3i) and I'm renting the Canon EF 100mm f/2.8L IS USM Macro Lens for the weekend. I hope to use it for both macro shots and portraits. Can you recommend an aperture ...
I've heard different rule of thumbs for shutter speed. Some will say that it should be no slower than 1/60. Some will say that it should be 1/Focal length. Yet some others will say that to be ...