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The Canon EOS 450D (XSi or Kiss X2) is a consumer level DSLR originally released in 2008.

4 votes
Accepted

How to change the time before Live-view turns off on a 450D

Jukka is correct, you can solve the problem by changing "auto power off" in the 450D settings menu (first yellow spanner icon). The only thing I have to add is that even when auto power off is disabl …
Matt Grum's user avatar
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13 votes
Accepted

Why does my sensor flip up slowly on live view?

It sounds like you've got long exposure noise reduction turned on. After taking a long(ish) exposure photo, such as 2 seconds, the camera takes an identical length exposure but with the shutter closed …
Matt Grum's user avatar
  • 119k
4 votes

Quick way to disable the flash (Speedlite) on a Canon without switching off?

The 450D does indeed have a "no flash mode" on the dial but as John states it's one of the auto modes so you can't select aperture etc. There is no way to disable the flash through the camera menu u …
Matt Grum's user avatar
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3 votes

What off-camera flash settings should I use on Canon XSi in manual mode?

Manual setting is usually the right way to go with the flash. What you set your camera on depends mainly on whether you are balancing flash with ambient light and how much output you are willing and a …
Matt Grum's user avatar
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21 votes
Accepted

Clipped bokeh circles at max aperture with wide aperture, short focal length lenses

Yes you are looking at clipping by the mirror box, I'm afraid it's unavoidable when using a lens with large aperture and exit pupil close to the film plane at certain focusing distance. Even if the mi …
Matt Grum's user avatar
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1 vote

Is it problematic to mount a Canon EF 100-400mm f/4.5-5.6L lens on Rebel XSi (450D) body?

If you want to do wildlife photography you want the longest lens you can get so you will definitely notice the difference with the 400. It won't look silly on the 450D, nor will it stress the mount. B …
Matt Grum's user avatar
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