4mm数码镜头

<P>前面有个相关的设计，不过畸变控制的一般，我设计的也是4mm，F数2.8，FOV也是80度，畸变控制的还行（有图为证），MTF就没那么好了，50lp/mm0.5,一般用用也可以了，呵呵。</P>
<P>如果需要，请加我qq：45711978，注明OECR</P><img src="data/attachment/forum/dvbbs/2005-1/20051131613938.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(\'data/attachment/forum/dvbbs/2005-1/20051131613938.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
<img src="data/attachment/forum/dvbbs/2005-1/200511316159274.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(\'data/attachment/forum/dvbbs/2005-1/200511316159274.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />
<img src="data/attachment/forum/dvbbs/2005-1/200511316242900.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(\'data/attachment/forum/dvbbs/2005-1/200511316242900.jpg\');}" onmousewheel="return imgzoom(this);" alt="" />

[此贴子已经被作者于2005-1-13 21:13:48编辑过]

<P>也是4片，无非球面，TOTR=15</P>

<P>没人回帖，自己顶一下先，</P>
<P>感兴趣的可以自己做做看，希望能比我做的好，呵呵</P>

做的很好，MTF也满高的了

<P>结构如何？</P>

所用材料呢,有没有不好加工的?

我是初学者，能指教吗？jingyang_cq@yahoo,com.cn

多谢 能给我一份否
thefacezy@yahoo.com.cn

可否给我一份:liujl@vip.163.com

可否给我一份 huzhijun888@56.com

畸变，MTF都很不对！佩服楼住哦，向你学习。

50lp/mm0.5太差啦！佩服你的勇气