[little sheep]

- 有無人可以知道點檢查相機對焦有無問題??
- Canon 客户服務 - 會唔會幫人檢查相機, 保養期內係未唔收錢??

[canlaymen]

Check it out:

http://focustestchart.com/chart.html

If the whole photo is not clear enough, you might need to take it to service centre, I guess.