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 ...

Discover the process of converting a vintage slide projector into a DIY video projector. This simple, step-by-step guide shows how to modify old tech into something useful for modern entertainment.

To prepare an optimal presentation for our primary lecture hall: Gold Biosciences A2B70, or any of our other classrooms, set your presentation for a widescreen projector.

Remember slide shows? The ones that used a carousel projector and real slides? [Brian] wanted to bring his slides into the digital age but was spending far too much time scanning in the 35mm relics.

The IN15 is by far the most compact projector the Test Center has seen in recent memory—maybe ever. Tested against 18 calibration measurements on DisplayMate's suite, it passed 16 of them ...

Data projectors are widely used in classrooms and auditoriums for instruction and slide presentations. Although many projectors have built-in speakers, projectors designed for TV and movies are ...