The digitizizer is based on a Kodak carousel slide projector. It’s fitted with LED strips instead of the original light source, which are used to illuminate the slides themselves. An Arduino ...

A device that projects computer and TV output onto a white or silver fabric screen that is wall, ceiling or tripod ... and auditoriums for instruction and slide presentations.

Once upon a time, getting a projector for the home meant spending ... With modern ultra short throw projectors, you can throw an image on the wall or screen from mere inches away, and with ...