Sling-O-Matic Camera Bag Features – Think Tank Photo Think Tank Photo introduces the Sling-O-Matic Series camera bag, the photo industry’s first selection of sling bags that can be easily switched back and fort… via YouTube: http://www.youtube.com/v/hMfS8M7AHXY?fs=1&hl=en_US&rel=0 Liu works on a single photo for up to 10 hours at a time, and the result is both … Continue reading Rob Galbraith DPI: Think Tank Photo unveils Sling-O-Matic, launches US$5000 contest