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Photos: 10 cool virtual reality patents from the past 25 years

The patent for this virtual reality helmet was filed in 1993. The patent summary describes an improved field of view and image quality (compared to what, it doesn’t say), adjustable lenses, and a second set of lenses.

Erin Carson is a Staff Writer for TechRepublic. She covers the impact of social media in business and the ways technology is transforming the future of work.

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