These all new ChromaDepth glasses create striking 3D images from normal 2D images by pulling forward the color red to the foreground and sorting the remaining colors according to their position in the rainbow. ROY G BIV! (Red, Orange, Yellow, Green, Blue, Indigo, and Violet). The ChromaDepth process encourages fantastic 3D illusions without compromising the quality of the image when viewed without the glasses. American made. Buy straight from the manufacturer, supporting American jobs in Bartlett, Tennessee. American Paper Optics is the world leader in 3d glasses. Since the company originated, APO has become the worlds largest manufacturer of paper 3D eyewear. During this time, owner and 3D aficionado, John Jerit, transformed a "silly" paper novelty business into a 3D eyeglass empire with products distributed worldwide. Named "Small Business Executive of the Year" in 1998 by the Memphis Business Journal, John attributes aggressive marketing and diversification to the companys successful production of more than two billion 3D glasses. In November 1999, Entrepreneur Magazine selected John as one of the nations outstanding small businessmen for his masterful marketing of 3D glasses for movies, television, web-sites, theme park attractions, laser light shows, and fireworks displays. In September 2010, Inc. 500 Magazine ranked American Paper Optics number 1,316 on its list of the top 5,000 fastest growing private companies.