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Сľ³æ:)(½ð±Ò+3):3q 2010-07-04 21:57:00
tanker(½ð±Ò+10):лл 2010-07-10 19:14:09
W0(ÊøÑü) *¦È(·¢É¢½Ç) =¦Ë (²¨³¤) / ¦Ð (Ô²ÖÜÂÊ)
tg(¦È)  = r(°ë¾¶) / f (½¹¾à)
ÆÚÄ©¿¼ÊÔÌâ°É!

[ Last edited by Ëï?ª730 on 2010-7-1 at 22:32 ]
sunyu730_emuch@126.com
6Â¥2010-07-01 20:41:28
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ëï?ª730

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

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¡ï ¡ï
Сľ³æ:)(½ð±Ò+2):3q 2010-07-04 21:57:19
tanker(½ð±Ò+9):лл 2010-07-10 19:14:28
ÒýÓûØÌû:
Originally posted by Ëï?ª730 at 2010-07-01 20:41:28:
W0(ÊøÑü) * ¦È(·¢É¢½Ç) =¦Ë (²¨³¤) / ¦Ð (Ô²ÖÜÂÊ)
tg(¦È)  = r(°ë¾¶) / f (½¹¾à) ~ ¦È (ÒòΪ½Ç¶È±È½ÏС)
ÆÚÄ©¿¼ÊÔÌâ°É!

²¨³¤¦Ë£½1064nm
W0 = ¦Ë  / ¦Ð  ( f / r)  = 1064/3.14 £¯(3.5/30) = ~~~

˵ÐÄÀï»°,×Ðϸ¿´ÁËÊé,
ÂÀ°Ù´ï.¹ÌÌ弤¹âÆ÷¼þ.p28~30
David C. Hanna. Principles of  Lasers.  p148~158
µÄÈ·Óв»½âÖ®´¦,ÓÈÆäÔÚµ¥Î»ÖÆ·½Ãæ.
ÌâÒ²Ðí»á×ö,µ«ÊÇÓ⻶®µÄµØ·½.

[ Last edited by Ëï?ª730 on 2010-7-2 at 14:26 ]
sunyu730_emuch@126.com
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