[8689]

如題.唔該晒咁多位師兄幫幫小弟~

[fgalen]

Don't take the risk. I would suggest sending back to Canon.

[cy001]

the dust will not affect yr picture quality, but u take it outside to 除塵有邊到平d, ......................... i think u want to sell yr len, so u found 除塵有邊到平.