A post on the Wet Plate Collodion group on Facebook brought up a shot I made last year of the moon. Yes, that moon, in the sky – on a wet plate. At ISO 2-ish.
I figured if I could do it at all, I needed the help of the big guns. My 400mm f/2.8 lens would have worked nicely, it would allow me to zoom into the moon to fill the frame and still let plenty of light in to give me the best chance of a capture. I ran into two problems. First off, doubled – the 400mm 2.8 lens goes to 800mm f/5.6. Then, the more zoomed in you are, the more the movement of the subject in the frame. I had settled on a 1.4x extender which would get me close to 600mm with just a one stop penalty to put me at f/4. Continue Reading →