Mini digital projectors

Mini digital projectors (also called "pico" projectors) the size of an iPhone are sprouting up to provide "big-screen" viewing of movies, videos and other visuals stored on iPods, PCs, gaming systems and other devices. Here are some examples.

Microvision SHOW--Microvision expects its mini projector will be available for iPods and PCs by mid-2009. The company plans to deliver a version of SHOW that can also project content from mobile phones. The company estimates the device will cost at least $300 on the low end.