Kind of interesting to get insight into how much of a handicap color blindness is via the revealed preference of whether you'd she'll out $X for them. A different article, David Pogue:

"The highlight came on Day 4 of my tests, when my kids discovered a rainbow arcing across the sky...

Then I put on the glasses. Unbelievable! ... I don’t mind admitting, I felt a surge of emotion. It was like a peek into a world I knew existed, but had never been allowed to see...

So would I pay $600 for these glasses?

The truth is, I don’t consider colorblindness much of a handicap..."

http://mobile.nytimes.com/blogs/pogue/2013/08/15/glasses-tha...