Tuesday, September 13, 2011

Picture of the Day

And when it rains on your parade, look up rather than down.
Without the rain, there would be no rainbow. (G. K. Chesterton)




The camera that turns light into living pictures

No more fighting with dials and settings and modes. No more flat, boring, static photographs. With a Lytro, you unleash the light.

How does it work?

The light field is a core concept in imaging science, representing fundamentally more powerful data than in regular photographs. The light field fully defines how a scene appears. It is the amount of light traveling in every direction through every point in space – it's all the light rays in a scene. Conventional cameras cannot record the light field.

Recording light fields requires an innovative, entirely new kind of sensor called a light field sensor. The light field sensor captures the color, intensity and vector direction of the rays of light. This directional information is completely lost with traditional camera sensors, which simply add up all the light rays and record them as a single amount of light.

By substituting powerful software for many of the internal parts of regular cameras, light field processing introduces new capabilities that were never before possible. Sophisticated algorithms use the full light field to unleash new ways to make and view pictures. Relying on software rather than components can improve performance, from increased speed of picture taking to the potential for capturing better pictures in low light. It also creates new opportunities to innovate on camera lenses, controls and design.

The way we communicate visually is evolving rapidly, and people's expectations are changing in lockstep. Light field cameras offer astonishing capabilities. They allow both the picture taker and the viewer to focus pictures after they're snapped, shift their perspective of the scene, and even switch seamlessly between 2D and 3D views. With these amazing capabilities, pictures become immersive, interactive visual stories that were never before possible – they become living pictures.

See more photos on their website.

(Thanks, Mattias, for the hint and link in your blog. Interesting discovery!)

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