This mini projector is 0.62–inch, at just 410cc, 800 x 600 transmissive LCDs as display devices along with “a prism for synthesizing light beams”,… is equivalent to that of two business cards and shorter than a standard ball pen. A total of 14 LEDs are used, including four red, four blue and six green diodes. The brightness of the LED reaches 50 lm. The power consumptions required for the LED unit and the entire projector are 20 and 30 W respectively.
World’s Smallest LED