...Marc Fleury Mark Shuttleworth Matt Asay Michael Tiemann OSI Mitchell Baker, Mozilla founder Open SourceAssistive Technology Center Red Hat blog Russell Ossendryver Sam Ramji Savio Rodrigues Stormy Peters WorldLabel...
http://blogs.zdnet.com/open-source/?p=5243
These are rigid, large magnifiers that are positioned in front of your TV or computer screen. They come in variable sizes, with a fixed magnification power. In addition to enlarging the image on your TV or computer screen, these magnifiers also help to reduce glare and do not require a power source.
http://www.largeprintreviews.com/product_screen_magnifier.html