爱心 发表于 2005-8-12 16:07

8错,好主题.

sparejack 发表于 2005-8-12 18:12

<P>点光源从反光碗出来后变成平行光, 平行光再经过透镜。。。。。。又变成一点？</P>

gbmf11x 发表于 2005-8-12 18:37

pkwong 发表于 2005-8-12 19:29

pager 发表于 2005-8-12 19:44

<P>大哥,你这款透镜的效果明显比我的好啊,能看得到光斑的轮廓.</P>
<P>我的都看不到轮廓啊.</P><img src="attachments/dvbbs/2005-8/200581211444439772.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2005-8/200581211444439772.jpg\');}" onmousewheel="return imgzoom(this);" alt="" /><br><img src="attachments/dvbbs/2005-8/200581211445347747.jpg" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor=\'hand\'; this.alt=\'Click here to open new window\nCTRL+Mouse wheel to zoom in/out\';}" onclick="if(!this.resized) {return true;} else {window.open(\'attachments/dvbbs/2005-8/200581211445347747.jpg\');}" onmousewheel="return imgzoom(this);" alt="" /><br>
[此贴子已经被作者于2005-8-12 11:45:10编辑过]

pkwong 发表于 2005-8-12 21:11

ideo 发表于 2005-8-13 01:04

我记得透镜原理和光纤是一样的.一个叫什么"泉涌"原理的...记不清了...

pkwong 发表于 2005-8-13 17:39

strong 发表于 2005-8-13 19:16

理论上这样子反光碗是基本没效果的。。

愚人 发表于 2005-8-14 13:21

其实是可行的，就是效果不理想。
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