1.0 link Rainbow Dash Network http://rainbowdash.net/ Edward Engelhardt (pizzicato) http://rainbowdash.net/pizzicato http://rainbowdash.net/notice/416451 @<span class="vcard"><a href="http://rainbowdash.net/user/3" class="url" title="Ginger Snap"><span class="fn nickname">gingersnap</span></a></span> When you're setting up a shot you can only get in a specific time frame, you should really do the math ahead of time. If you know what your f-stop and focal length should be, you can set up so much faster, and have more time to take more shots with different compositions when you're in the field.