什麼是相機 濾鏡 UV, CPL, ND

網路上看到幾篇說明很棒


1.
http://drugs.pixnet.net/blog/post/44515729-%E3%80%90%E6%94%9D%E5%BD%B1%E6%95%99%E5%AD%B8%E3%80%91cpl%E5%81%8F%E5%85%89%E9%8F%A1%E3%80%81nd%E5%8F%AF%E8%AA%BF%E5%BC%8F%E6%B8%9B%E5%85%89%E9%8F%A1%E3%80%81uv

2.
http://eaj001.blogspot.tw/2007/05/blog-post_5776.html