Software

Apple Store http://store.apple.com/1-800-MY-APPLE/WebObjects/AppleStore.woa
Projection Magic http://www.mongold.org/ProjMag.html(Shareware that calculates image sizes)
Adobe Premiere http://www.adobe.com/products/premiere/main.html

Tutorials

Making Multimedia Movies with Premiere Software http://www.storycenter.org/memvoice/pages/tutorial_4b.html

Research

Projection Calculator http://www.jtkdev.com/calc.html
Projector Catalogue http://projectorcatalog.com/
The Internet Movie Database http://www.imdb.com

Video Projectors

Projector Central http://www.projectorcentral.com/
Tierney Brothers http://www.tierneybros.com/
Video Dousing System http://www.response-box.com/flapper.shtml
Video Dousing System http://www.bakerwood.com/index.html

 

Projector Lenses

Buhl Optical http://www.buhloptical.com/