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>{.Qb&C(Mmy I
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>8i;?E^xK
原图<br>~"t%~ yhN'H{ X1f
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局部放大<br>
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I?Q3IW 航天飞船的一个喷射口<br>
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所有参与人员的签名，几乎能看清全部的名字<br> sdm3fi~&W j/j
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巨大发射平台的履带<br>
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:Az bPzj%mA~ 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>e,N.O i[8O.J
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局部放大<br>3n]e_LO
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:E,ct.T ztdu 继续放大<br>1m"Y z+O"okoe fm `
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&Y9o2WvB2iW 注意这个椭圆型的图案<br>
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竟然可以看清墙壁上的文字和图案！<br>
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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> N5w5NH)?Xd
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拉近<br>o/j0Z%K VO bO
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,Kz:[n _%i 再拉近<br>
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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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uK U+E.\,@-IF 放大<br>
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)O,ttb(`Wihg 再放大<br>
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继续放大<br> Kzl(a(v)c!gcGy
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b!M+wZhd-[-QFlB 1%原图面积的画面，我们看到一头牛和一个什么？<br>A"z+^.R S(Z&B
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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>%e\HH.{:G4V
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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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e7@#li CM 放大<br>
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再放大<br>PL W_ RT
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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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+\0BCz ad ah 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>Nx,q vf
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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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+T'JVAA$PA c/ML l 放大<br>
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局部放大原图<br>)C+d(q]9j
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7g.^7VuCwU9Fh-X#] r R 局部放大原图<br>._6}&IAm QkV+Q
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船身侧面的海报原图<br>
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PM.RUJN 0.05%原图面积，看到了吗？这副作品的作者签名！<br>
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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>
yI#l1y j;y <br>
}$e;eN:}(n 两位设计师和他们的杰作<br>
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<br>
5vP2\m8qA#i+yTR,i 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>
rZ7j8AU 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>
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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