HQV Silicon Optix Blu-ray and HD DVD Discs

They're good for testing how a video processor handles jaggies, noise, and other factors.

The discs aren't complete testing suites, though. You aren't going to give you any way of quantifying brightness, shadow detail, contrast and other things you can watch by seeing sets side by side, or by watching movies you know like the back of your hand. And the standard def version of this disc not only has more tests, but is useful for checking out the standard dvd video performance of a piece of HD gear.

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