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>t'H!Io6NZ-Y%|1^
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>
8G7o~/HJT$S 原图<br> l{q'_#}0U
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f;T.U [R5X3W+M <br> G$jnM uo ?
局部放大<br>
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<br>
(xT/wH1x7B q!lq 航天飞船的一个喷射口<br>
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<br>
*{(h ZE&{.z 所有参与人员的签名,几乎能看清全部的名字<br>
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R!s/F4q kO 巨大发射平台的履带<br>
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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> s8N"R(EC0M
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.MV,wU;h"Mz <br>
M3Br;[.r2[ 局部放大<br>!Z|3jX&AN_'OpC
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<br>
!f Y4i#]!S lmr^o 继续放大<br>
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<br>aE0A+X3_$v GHN
注意这个椭圆型的图案<br>6E7lNB4J:U)`N
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竟然可以看清墙壁上的文字和图案!<br>#H^k:\A+rD%]T
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你注意到这还有人了吗?<br>_V'n-x:Hn[u(F!On
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V dR0oP1Q;H'g 位于大海边的一座跨度很大的大桥,看看我们能在图片中发现什么<br>
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d!@?]/hz2U o 拉近<br>GZQ2k6`b%w
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0ntL"_(Pq <br>
O6g4Wf.ms*R Ue 再拉近<br>
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<br>5nB5xc?$`5cC\}
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>{O%};]3Z(HYYI,Se Y&M*l&c
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<br>
do(f2]yB` 放大<br>A:W"~ C xg;\.a
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再放大<br>
3Z._k!C0R;Q [H <IMG onmouseover="javascript:if(this.width>520)this.width=520;" style="CURSOR: hand" onclick=javascript:window.open(this.src); src="http://photocdn.sohu.com/20050628/Img240132692.jpg" onload="javascript:if(this.width>520)this.width=520;" align=absmiddle border=0><br>
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T(w0\,}vI!~ 继续放大<br>
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<br>
y D:f ou-y!T!K 1%原图面积的画面,我们看到一头牛和一个什么?<br>SV4ZgXa8C!Jk`%I:VN
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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> Ez.n/j.r
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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>Qy Lg$r+W#z_OZ
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<br>
+s.P.E7J q#nG |0k 放大<br>
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<br>
@:{3r)Z!N4u~@ 再放大<br>
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<br>O_e*gH-Q8LC|\sKj
又是原图0.05%的裁切,我们可以看清车上的文字<br>
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<br>
'C WOUVL,\ d 同样的0.05%原图面积,可以看到这人插着腰,右手拿着一副手套<br>!BWWG$TIF Ezw
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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> rOs{F;_/Y q,M
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u1Kucv/u)B6cw 放大<br>
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局部放大原图<br>
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局部放大原图<br>&Ei*X,yGQW2w
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akC6UXu 船身侧面的海报原图<br>
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8~T IEsv F 0.05%原图面积,看到了吗?这副作品的作者签名!<br>2ya} g Hs#`*rU [!J
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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>"L+x3]/[%_&b"E$zl
<br>
3]dk Z9\*p 两位设计师和他们的杰作<br>9v,UB+G]x
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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>IU1HtdW1^[%J
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>G"v"a-Bt6G&U2PC
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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