By now, you should be well acquainted with the…idea of balancing your flash exposure with your ambient exposure.…When you get into very, very low light, you get to very extreme balancing act.…And that's what we're going to look at here.…If you've ever taken a flash picture at night, or in a very dark, room, and…found that you had a subject that was…brightly lit, and a background that was completely dark.…That's bad balance between your flash and your ambient lighting.…Your camera possibly has a mode on it,…that will automatically take care of doing that.…We're going to build up a solution in a manual…way, so that you can see exactly how this works.…

So lets say that I come into my friend Heather's painting studio.…And I find her at her easel painting and in the distance is her subject.…And I want to take a picture of both of them.…The situation that we're describing here, is…basically any situation where you have a foreground…object that you want to shoot, and something in the background that…you want to preserve, but you're in a very low light situation.…