Finally, a use for a 445 / 520 / 638 setup alongside a 462 / 532 / 650 setup!
I'm a little unsure of how the color is going to mix from eye to eye, though...
http://www.bbc.com/news/technology-29212026
"Rather than using polarisation to separate the images, the new system depends on lasers that use different mixes of light wavelengths to create each colour seen on screen. Each of the glasses' two lenses is customised to only allow the wavelengths shown by either one or the other projector through."