Projector bulbs can be incredibly ... Optical lenses help focus the light, and some custom wiring makes the LED turn on and off just like the stock lamp would. In the end, his first experiment ...

For several years now, micro-LED has been touted as the next ... laser TVs (which combine ultra short throw projection tech with a specially matched light-rejection screen), I spoke to Dr. Liu ...

Some star projectors fill any room with a spectacular starry light show, ideal for parties, meditating or transforming a child's bedroom, all without breaking the bank. Pay a little more ...