Not sure about 30D...since I am not a canon user, but0 Q! s3 J _7 Z7 H& L h2 {
' e4 m* p* ~: l1 O+ p& fFor most of the Cameras, this sound is simulated, and it can be turned off in setting manu... 9 e- J2 \0 g0 Z: o$ [9 Q, v/ \ V0 T- i- b8 [: U1 p/ l
The shutter and reflective lense sound seldom as loud as what you hear. If yes, they would be damaged very soon.