If you had an array of high power addressable LEDs, how would you project them onto a wall? Perhaps you’d use a Fresnel lens, or maybe an individual lens on the top of each. [Joo] faced this problem ...
Chinese projector maker XGIMI reckons it's come up with a best of both worlds solution for projector light sources by combining the high color fidelity and comfortable viewing experience of LED ...
Like phones, projector hardware is now built to outlast onboard software.