Abelcine-optical-lens-doublersFreshDV gets the scoop as Mitch Gross shows off these new optical adapters, including adapters for B4 Mount lenses utilizing the new Universal Mount System. Watch the video below for details, and listen to discussion about the future of 4K imagery:

What is a lens doubler? Also known as a teleconverter, it's a lens element between the camera body and primary lens that doubles the focal length of your lens -- at a cost of light loss. 4K as the norm seems to be the direction everything has been moving in, and this year's NAB has been instrumental towards making that a reality. Share your thoughts below!