파란하늘 찍기

http://www.indica.or.kr/zb41/zboard.php?id=study&page=1&sn1=&divpage=1&sn=off&ss=on&sc=on&select_arrange=headnum&desc=asc&no=243
http://blog.paran.com/ezlover/5310206
http://kr.blog.yahoo.com/veronica1214/1185438.html

PL필터 사고싶다.