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 ...

The BlitzWolf BW-V3 Mini LED Projector has been released to the global market via Banggood. The BW-V3 projector has a LED light source that outputs a maximum brightness of 250 ANSI lumens and a life ...

From the Cheapskate: This compact projector has its limits, but it might be fun for parties. Plus: the return of the $50 Lytro camera! Rick Broida is the author of numerous books and thousands of ...

Anthony is a Toronto-based communications specialist with degrees in history and journalism who loves to use his research and interview skills to inform and entertain. He has over a decade of ...

Event audiences are harder to impress than ever. They’ve seen countless slideshows, sat through more presentations than they ...