What cameras see that our eyes don't - Bill Shribman

相機讓我們超越眼睛極限 - Bill Shribman

379,793 views

2013-04-10 ・ TED-Ed


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What cameras see that our eyes don't - Bill Shribman

相機讓我們超越眼睛極限 - Bill Shribman

379,793 views ・ 2013-04-10

TED-Ed


請雙擊下方英文字幕播放視頻。

00:00
Translator: Andrea McDonough Reviewer: Bedirhan Cinar
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譯者: Hao-Wei Chang 審譯者: Marssi Draw
00:14
The human eye is one of the most powerful machines
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人眼是世界上
00:17
on the planet.
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最厲害的機器之一
00:18
It's like a 500 megapixel camera
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就像臺 500 萬畫素的相機
00:21
that can run in bright light,
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可以在強光下
00:23
in near darkness,
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或近乎黑暗時運作
00:24
and even under water, though not real well.
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也可以在水中運作 只是效果不太好
00:27
It communicates to our brains
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它連接到我們的大腦
00:28
so much about the world.
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讓大腦看見了世界
00:30
Our eyes are how we find partners,
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我們的眼睛 讓我們找到好夥伴
00:33
how we understand the people around us,
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瞭解周遭的人
00:34
how we read,
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讓我們閱讀
00:36
and how we watch game shows on TV
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並享受電視上的綜藝節目
00:38
where people get knocked into cold water
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就是有人會被大球
00:39
by padded wrecking balls.
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撞到水裡的那種
00:41
Yup, the human eye is pretty neat,
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沒錯,人類的眼睛十分靈巧
00:43
and we're lucky enough to have two of them.
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我們很幸運有兩顆
00:45
But, there are things that,
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但是有些東西
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despite looking really hard,
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即使我們再努力地看
00:48
we still can't quite see.
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也看不太清的
00:50
For example, you can watch a horse galloping,
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例如:你看著馬匹飛奔
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but your eyes can't keep up with its fast-moving hooves
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但是你的眼睛 跟不上快速奔馳中的馬蹄
00:54
enough to figure out whether all four feet
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所以分不清是否
00:56
are ever off the ground simultaneously.
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四肢腳會同時離地
01:00
For these types of questions, we need cameras.
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對於這種問題,我們就需要相機
01:03
About 150 years ago,
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大約 150 年前
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the photographer Eadweard Muybridge used one
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攝影師 埃德沃德.邁布里奇
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to solve the galloping horse mystery.
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解答了馬匹飛奔的謎題
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Using careful photography,
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利用精巧的攝影技術
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Muybridge proved that at certain points as it gallops,
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邁布里奇證實 在某個奔馳的時間點
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a horse really is flying.
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馬匹像是在飛翔
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"Look, ma! No hooves!"
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「媽,看哪!牠的腳沒碰地!」
01:19
Since then, photography has found its way
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從此之後,攝影就參與在
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into all aspects of math and science.
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數學和科學領域中
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It enhances our understanding of a world
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它讓我們更瞭解世界
01:28
we thought we could already see,
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我們以為我們看得清楚
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but it's one which we really need help
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但是我們真的需要幫助
01:31
to see a little better.
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才能看得更清晰
01:33
It's not always a matter of the world
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這並不只包含世界上
01:35
moving by too quickly for our eyes to process.
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快過人眼辨識速度的運動
01:38
Sometimes cameras can help us see matter or movements
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有時候我們可以借助相機
01:41
that are too small for the naked eye.
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看肉眼看不見的微小物體和動作
01:44
Botanists use multiple photographs
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植物學家利用攝影技術
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to show the life cycle of plants
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來呈現植物的一生
01:48
and how flowers turn over the course of a few hours
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或是紀錄短時間內 花朵追隨太陽位置而改變方向
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to follow the sun in what is called phototropism,
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這被稱為:向光性
01:54
growing towards the light.
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就是朝向光源生長
01:56
Mathematicians have used photos
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數學家利用影像
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to look at where in the twists and turns of a whip
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找出鞭子打破音障時
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the crack sound comes
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鞭笞聲到底
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when the whip is breaking the sound barrier.
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從鞭子的那一段轉折發出
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Meteorologists and environmental scientists
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氣象和環境科學家
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show the growth of major hurricanes
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呈現出颶風形成的樣子
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and the recession over the years
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和世界上
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of many of the world's glaciers.
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許多冰河逐漸消退的現象
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Slow-motion film or high-speed photography
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慢動作影片或高速攝影
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have shown us the beating of a hummingbird's wings
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呈現出蜂鳥翅膀的拍擊
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and the course of a bullet through its target.
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和子彈貫穿標靶時的路徑
02:20
In one project, cadavers,
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有一份關於屍體的計畫
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that's dead bodies,
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就是將死者的大體
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were frozen and sliced into thousands of wafer-thin discs.
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冰凍並切成上千塊、薄餅厚的切片
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The discs were photographed
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這些切片被照相紀錄
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to produced animated movies
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以製成動畫影片
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that allow a viewer to travel up and down the skeleton,
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讓觀眾可以在骨頭
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and into the flesh,
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與肌肉間肆意瀏覽
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and through the bones,
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並穿過骨骼
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and the veins,
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02:37
and,
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進入到血管中
而且
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perhaps I should have suggested
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或許我要先給個警告
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you don't watch this during dinner,
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你不會想在晚餐時間看這影片
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my bad.
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這是我的錯
02:43
In classrooms today, the camera,
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現在,在教室中
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now present in just about every phone and computer,
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相機幾乎存在於每台電腦和手機上
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allows the youngest scientists
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讓年輕的科學家們
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to observe the world around them,
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可以透過它們觀察世界
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to document it,
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並紀錄下來
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and to share their findings online.
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在網路上分享他們的發現
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Whether it's the change of seasons
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不論是季節交替
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or the growth of the germinating seed,
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或是種子發芽
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cameras are allowing us to see a beautiful world
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相機是人類的新眼睛
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through new eyes.
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讓我們一窺世界的美好
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