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Sunday, November 1, 2009

NVIDIA 3D Vision



I'm really surprise I hadn't learned of this earlier. Beginning with the GeForce 8 Series graphics cards, Nvidia offers a stereoscopic imaging feature for games, applications, pictures, and movies with a product they've labeled as NVIDIA 3D Vision. Owners of supported cards can easily begin taking advantage, or at least begin to discover the possibilities, of this feature simply by enabling the 3D Vision option with Nvidia's configuration utility and donning a pair of inexpensive red and blue anaglyph glasses.
Unfortunately, the Quadro FX 3000 that I have is too old to support 3D Vision. My friend, on the other hand, has a GeForce 8800 GTS, which was one of the first cards to support this feature. We tried it out on his system with Team Fortress 2 and were blown away by the eye-popping results. The only adverse issues we had were increased latency due to the system rendering two overlapping color separated images, and the adjustment time our eyes needed to see true color through red and blue lenses. Unable to distinguish true color can be somewhat problematic, especially in a game with red and blue teams. Luckily teammates don't suffer from friendly fire.

The other option is buy the NVIDIA 3D Vision wireless shutter glasses and upgrade to a monitor with refresh rates of 120Hz. Of which, there are only a hand full available on the market. Because the shutter glasses alternately show every other refresh cycle for each eye, the effective refresh rate for each eye is 60Hz, which is the typical refresh rate for most LCD displays. A display capable of refresh rates of 120Hz is absolutely necessary for this setup. The exciting news is that there are large-screen high-definition TVs being produced that offer refresh rates of 120Hz and 240Hz, including low-profile high-contrast LED television sets. This means highly immersive in-home entertainment.
Maybe someday. For now I dream.

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