Called the Nebula X1, this outdoor projector aims to be ultra-portable yet still give movie theater-grade performance. It's ...

these new projectors come as highly premium offerings starting at $7,999. These models use a three chip 3LCD laser array ...

[Seb] is a digital artist by trade, and has at the ready a 4-watt RGB laser projector for light shows and displays. Using the laser as a replacement for the CRT’s electron beam, [Seb] was able ...

Place the overhead projector in the back ... distances because they are points of light. Give each student a ball and string. Ask them to find a star beam by moving their hands in the area between ...