A company named Microfacturing launched a lens/shifter on Kickstarter back in 2012, it was an awesome DSLR accessory back then, but now they have decided to update it.
They are doing this with the launch of a new follow focus system called the FocusShifter on Kickstarter.
Here’s how they explained it:
FocusShifter is a follow focus that fits any DSLR camera lens. No extra equipment is required. FocusShifter is perfect for filmmakers, photographers, students, and anyone wanting to step up their production capabilities and add professionalism without adding expense. The original FocusShifter and the counterweight upgrade were both successfully funded on Kickstarter. Today there are thousands of FocusShifters in use all over the world. FocusShifter is perfect for DIY filmmakers and run-and-gun videographers. The new pouches help you keep your FocusShifter set in one place while on the go!
Basically, it allows you to do stuff like this:
You can also take a quick look at it via the video below. Also be sure to hit up the source link at the source link at the bottom of this article, where you can also back the project.