Latest Photo Galleries:

• Photos: Top 10 reviews of the week
• Images: Satellites follow killer cyclone
• Images: How to make your car run on tequila (sort of)
• Images: A visit to 'negawatt' central
• Images: Riding the kiteboarding wave
• Photos: HTC's Touch Diamond phone
• Photos: Cracking open the Nintendo Wii Remote
• Photos: Maker Faire unboxed
• Photos: Top 10 reviews of the week
• Photos: The Victorian engine that could

More galleries »

Related Stories

• Dolby stakes its claim in 3D movie tech

The Dolby filter can be controlled with this rack-mounted module, with buttons that move the filter wheel in or out of the light path.

Credit: Dolby Laboratories

More Galleries

• Images: Saturn's beauty and the beast
• Photos: Look who's playing with Microsoft's Surface
• Photos: Portable tech on display at CeBit
• Photos: Itty-bitty minigun still a lethal weapon
• Photos: iPhone gets down to business