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This is Scientific American's 60-Second Tech. I'm Larry Greenemeier. Got a minute?

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Until a few years ago even the best digital camera couldn't fix an out-of-focus photo.

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A start-up called Lytro introduced a solution to this in 2012 when they created a camera that lets you snap pictures and play with the focus afterward.

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That neat gadget cost $400 and looked like a mini telescope.

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A new version expected this summer will offer additional advances.

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Called the Lytro Illum, it looks like a serious SLR camera and has a $1,600 price tag.

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The Illum still uses a special sensor covered by a matrix of microlenses, which capture the entire light field.

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That's an enormous amount of data about the color, brightness and direction of all light rays within a frame.

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The camera doesn't have a focus mechanism,

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it comes up with an image based on a massive data analysis.

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You can then go in and change its choices.

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The Illum improves on the original Lytro with a much faster sensor and processor,

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the same one Samsung uses in its new Galaxy S5 smartphone.

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Probably more camera than most of us need.

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But a lifesaver when you screw up a once-in-a-lifetime photo.

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Thanks for the minute, for Scientific American's 60-Second Tech. I'm Larry Greenemeier.

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