ASHLAND — Freelance photographer David FitzSimmons gives tips on photography with circular fisheye lenses, unique optics that capture 180 degrees in every direction.

ASHLAND — David FitzSimmons, assistant professor of English at Ashland University and a freelance writer and photographer, is featured in the November issue of Popular Photography & Imaging magazine.

Lens maker Sigma Corp. said Tuesday that it has acquired Foveon, a three-layer high-resolution digital-camera sensor maker.

Companies that aren't Canon or Nikon have it rough in the digital camera market—particularly outside the cheap point-and-shoot area. Some band together for strength in numbers, creating cooperative...

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