Is the 28mm lens sufficiently wide enough on the 40D to capture reasonable aurora borealis photographs? Given the 1.6 crop factor it seems like it might not be (which would probably mean that I look ...
I've tried my first night photography of the stars last week. Most articles I've seen were recommending a fast lens, fully opened, @ ISO 800 and about 20 - 30s exposure, etc. Unfortunately, my only ...