Different butterflies from AH today

[BobCheong]

haha how did u know? i was tinking of this combo also, but no sure so didnt say out
hehee

Very nice photos! Btw, what does an extension tube do? Forgive my newbie question

 

[megaweb]

Very nice photos! Btw, what does an extension tube do? Forgive my newbie question

If you do a search on "extension tube" here , you should find some info as follows:

http://forums.clubsnap.org/showthread.php?t=55489
http://forums.clubsnap.org/showthread.php?t=50551
http://forums.clubsnap.org/showthread.php?t=38650
http://forums.clubsnap.org/showthread.php?t=26868
http://forums.clubsnap.org/showthread.php?t=33986