what is "auto lighting optimizer and hihglight tone priority"?

[10-Dee-Q]

Okay so i have my 450D for about a month for now, and i took a lot of photos and has been very very satisfied with it .
but i do have some question cause i feel the supplied manual didn't explain this to well for newbie like me.

#1> What is "Auto Lightig Optimizer" ?

#2> What is "highlight Tone Priority" ?

and can you please tell me when i should turn them on or off ?

[Foxtrot]

#1: http://web.canon.jp/imaging/eosd/eosdigital4/02.html

#2: http://www.bobatkins.com/photography..._review_6.html

[mismis]

Auto lighting optimizer is an in camera fill light?

God damn the canon girl is HOT

[10-Dee-Q]

Originally Posted by mismis Auto lighting optimizer is an in camera fill light? God damn the canon girl is HOT

where's the Canon girl ???

[mismis]

In the video. You bought the toky 11-16? Its in singapore already?

[10-Dee-Q]

Originally Posted by mismis In the video. You bought the toky 11-16? Its in singapore already?

no, Indonesia :P

[adamadam]

Originally Posted by mismis Auto lighting optimizer is an in camera fill light? God damn the canon girl is HOT

You make me click the links.
It's the camera, not the model! See the before and after?