Imaging at a trillion frames per second | Ramesh Raskar
http://www.ted.com Ramesh Raskar presents femto-photography, a new type of imaging so fast it visualizes the world one trillion frames per second, so detailed it shows light itself in motion....
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Translator: Joseph Geni Reviewer: Thu-Huong Ha Doc Edgerton inspired us with awe and curiosity with this photo of a bullet piercing through an apple, and exposure just a millionth of a second. But now, 50 years later, we can go a million times faster and see the world not at a million or a billion, but one trillion frames per second. I present to you a new type of photography, femto-photography, a new imaging technique so fast that it can create slow motion videos of light in motion. And with that, we can create cameras that can look around corners, beyond line of sight, or see inside our body without an x-ray, and really challenge what we mean by a camera. Now if I take a laser pointer and turn it on and off in one trillionth of a second -- which ...
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Translator: Joseph Geni Reviewer: Thu-Huong Ha Doc Edgerton inspired us with awe and curiosity with this photo of a bullet piercing through an apple, and exposure just a millionth of a second. But now, 50 years later, we can go a million times faster and see the world not at a million or a billion, but one trillion frames per second. I present to you a new type of photography, femto-photography, a new imaging technique so fast that it can create slow motion videos of light in motion. And with that, we can create cameras that can look around corners, beyond line of sight, or see inside our body without an x-ray, and really challenge what we mean by a camera. Now if I take a laser pointer and turn it on and off in one trillionth of a second -- which ...
