查看完整版本: [转帖]NASA的40亿象素的数码相机

水仃 2005-8-15 23:40

[转帖]NASA的40亿象素的数码相机

目前民用数码相机,象素最高的也只有1600万,但是40亿象素的数码相机你见过吗?美国航天局为科研而特别研制的相机就使用了40亿象素的感光元件,40亿象素可以拍摄出88000 x 44000的超大分辨率,这种尺寸的数码照片,如果不压缩的话,一张照片的容量将达到惊人的24GB!下面我们就去看一下这40亿象素能带给我们什么样的感受。<br>9_7o\l3^"Xq$f A
先来看一张宇航局发射基地的样张,高耸的航天飞机矗立在宽大的发射平台上,如果我们每次裁切画面的一部分放大的话,你能看到更多的细节内容。 <br>\%N*H}8ImR
原图<br>
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局部放大<br>
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航天飞船的一个喷射口<br>-MR0S0u&xX}
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所有参与人员的签名,几乎能看清全部的名字<br> p {&{If
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1uN8fqR w{ 巨大发射平台的履带<br>9w+R.H;~u+?EF
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g)Go S5D-o w0PE 下面这张是在圣地亚哥一个小公园中拍摄的,看看你能在图片里找到些什么<br>
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<br>
(EWy|q;M+`2@:? 局部放大<br>
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5S LkQ&CJt 继续放大<br>f8dO.q!kb2x6a ^&]7}
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注意这个椭圆型的图案<br>,K` O?^
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!v-uP0c&g*p 竟然可以看清墙壁上的文字和图案!<br>
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j0p-EL%Ox]Zg0N].X 你注意到这还有人了吗?<br>
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位于大海边的一座跨度很大的大桥,看看我们能在图片中发现什么<br>
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拉近<br>6Fu9["]!K5A$MXF"`\
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Dk/x`paT 再拉近<br>
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v1tuj#v l|%g4CJ 画面中找到的一个人,你能在第一副图中找到他吗?最后一副图中的人你能从原图中找出来吗?此时照片只有原始照片画幅的0.05%!但是基本上,人物的表情还能分辨,他在笑!<br>
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水仃 2005-8-15 23:42

re:这块布满甲骨文的远古山岩,通过40000...

这块布满甲骨文的远古山岩,通过40000万象素的数码相机,我们可以把它看的更清晰。<br>
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<br>
/NxZr+u*w!v+e 放大<br>3gX Y}[9Krm6{ b7F
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再放大<br>x bP8~a |R
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继续放大<br>
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<br>
!z-O/[^'Kg 1%原图面积的画面,我们看到一头牛和一个什么?<br>'r7V;t.vvmvT%q&^H5R
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继续放大至原图的0.05%面积,看到两头鹿的脑袋<br>co8f*m"\3G6AaU
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水仃 2005-8-15 23:45

re:海滨高尔夫球场,看看草坪上这些人都在干什...

海滨高尔夫球场,看看草坪上这些人都在干什么<br>
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放大<br>
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再放大<br>
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<br>
r*b @7hk2K]O 又是原图0.05%的裁切,我们可以看清车上的文字<br>
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<br>
uwjoz(K,I 同样的0.05%原图面积,可以看到这人插着腰,右手拿着一副手套<br>p*p+\'IS+}]3R$yv
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水仃 2005-8-15 23:47

re:最后一张,孟菲斯河边的一艘游船,我们要注...

最后一张,孟菲斯河边的一艘游船,我们要注意的是船身侧面那幅漂亮的彩色大海报。<br>
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放大<br>
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[%u0i-EL!}(K 局部放大原图<br>
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jud Xv!cVT 局部放大原图<br>/RQ#Y.p'R],R
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j4A Dzc!_{$Fm8g 船身侧面的海报原图<br>
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7F n-n4@(~b-?#I,X 0.05%原图面积,看到了吗?这副作品的作者签名!<br>5a$V}qN)}0[
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水仃 2005-8-15 23:49

re:看了这么多样张,那么这部拥有40亿象素的...

看了这么多样张,那么这部拥有40亿象素的数码相机到底什么样子?下面我们就来揭开它的神秘面纱<br>-g['HR Kb,R2Q6d
<br>
3i `1^/aPZ 两位设计师和他们的杰作<br>
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<br>6Z {z,n3H
这部相机目前还没有名字,不过整个科研计划有一个代号叫“Gigapxl Project”。相机所有零件和部件都是专门特制的,造价不菲。<br>
B-Cv/^&{7s*T&u b 目前该相机的象素还在不断提升,我们期待它能突破更高的极限<br>| Vc4k:sFB
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萤火虫 2005-8-16 12:00

re:牛!

牛!

野山猪 2005-8-17 09:39

re:牛XXXXXXXXXXXXXXXXXXX...

牛XXXXXXXXXXXXXXXXXXXXX
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查看完整版本: [转帖]NASA的40亿象素的数码相机