Burbank, CA / Tokyo, Japan
The problem? The optics.
While 4K studio box lenses had begun to emerge, the workhorse of mobile production—the 2/3-inch portable zoom lens—lagged behind. Existing HD lenses, even high-end ones, revealed chromatic aberration, softness at the edges, and resolution falloff when paired with the new generation of 4K broadcast cameras hitting the market (such as the Sony PXW-FS7 and the soon-to-be-released Grass Valley LDX 4K series). Burbank, CA / Tokyo, Japan The problem