Popped into space on my lunch break to pick up a few bits, as you do. Macro of a bubble... I'm going to try this again with a better set-up as I've seen some excellent ones online. This was sort of spur of the moment trial and error with a desklamp.
*Thanks everyone for the comments, fav's & follows, in case I don't get around to responding to each one individually*
Based in Dublin, Ireland, started on...