Buy on Amazon : http://www.amazon.com/gp/product/B00009XVT1?tag=catfoodrevi0a-20
Kodak Ektagraphic III AMT slide projector
Auto-Focus you focus the first slide in the tray the auto-focus does the rest of them
Remote-Focus the ability to re-focus the projector with the wired remote
Variable Timer use the slider to set it to automatically advance from every 3 seconds to about every 30 seconds
