Invention Convention Photos | Columbus Invention Convention Photos | 2007 Columbus Invention Convention | Columbus Invention Convention

Columbus Invention Convention
The grand prize ÒEdison AwardÓ, a $2,500 college scholarship goes to John Wright. John is a 2nd grade home schooled student from Westerville, Ohio. His invention ÒThe UmbrellanatorÓ is a protective device to keep wet umbrellas from dripping after use.

Camera Maker:Nikon Corporation
Camera Model:NIKON D70
Original Time Taken:2007:05:19 17:34:43
Shutter Speed:1/50 秒
Aperture:f/2.8
Exposure Compensation:-0.33 EV
Metering Mode:模式
Flash Fired:闪光灯, 自动模式, 回射闪光未侦测
Focal Length:50 mm
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