轉信站: GIBBS!ccnews.ncku!news.ccns.ncku!news.mksh.phc!news.nsysu!news.ccu!ctu- Origin: sally.csie.ntu.edu.tw [領域] 光學吧 [來源] (課本習題、考古題、參考書...) [題目] A filiter passes light with a mean weavelength of λ=500nm , if the emerging wavetrains are roughly 20λlong , what is the frequency bandwidth of the wxiting light? [瓶頸] 這是朋友丟給我的問題 由於我沒學過光學 所以想請教各位@@ -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 220.139.166.150 推 monmath:我會用uncertainty principle試試看 01/01 23:00