The 50-Dollar Follow Focus accessory is aimed at videographers using DSLRs

DSLRs are starting to show extremely promising signs of doubling up as a secondary (or even primary in some cases) video recorder. Due to its ability to manually focus, HD recording and the variety of lenses that one can use with it, we guess we can see the appeal. However sometimes using our hands to manually focus the DSLR while recording might result in out of focus shots and shaky video, so if making movies with your DSLR is your thing, you might want to check out the 50-Dollar Follow Focus accessory. As the photo above might have implied, the 50-Dollar Follow Focus is an accessory that you attach to your DSLR.

Ubergizmo, The 50-Dollar Follow Focus accessory is aimed at videographers using DSLRs