Water drops have always been a fascination of mine. Awhile back I tried my luck at a few and settled on a way that worked pretty easily for me. Here are a few drops and a self explaining shot of my setup. Takes me about 10 shots for every keeper.. )-:}
I usually use something like a straight pin for setting my focus manually.
Here I'm dropping milk onto a block of black foam (uncropped with my "focus target").
Here's my setup. Click the image for a larger version. You're welcome to copy it for your own use/reference.
My "drops" gallery is out
HERE.