Road Train !!!!!!!!!!

by Russell McMahon

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5
votes
5answers
1k views

What reduces blur from camera movement more: large aperture or image stabilisation?

In the reviews of lenses with image stabilisation systems there are quite often written the quality of its performance represented by the number of f-stops (2-4 f-stops). As far as I understand, it ...
1
vote
3answers
190 views

What are IS modes and what are their purposes?

After reading the answer by Bill to this question became curious about IS modes. So, What is basically IS mode? Does all lens comes with various IS modes? And what are various situations to use these ...
12
votes
4answers
2k views

Where does the ¹/shutter speed = focal length rule for hand shake come from?

The generally accepted rule of thumb is that the shutter speed must be the same or larger than the inverse of the focal length. As is, it seems that it makes no sense as is: On a 24 Mpixels ...
40
votes
11answers
4k views

Should I keep Image Stabilization (IS) off when I do not actually need it?

I own a Canon 7D and a EF-S 15-85 IS lens and I keep the image stabilization turned on all the time. Recently, an experienced photographer told me that this is a huge mistake because it reduces image ...
9
votes
3answers
4k views

What software could I use for aligning time lapse stills to remove camera shake?

I've been playing around with some time lapse sequences shot from the roof of our building in New York. It's terribly windy and the resulting sequence exhibits some slight camera shake. I'm seeking ...
17
votes
5answers
7k views

How can I determine the minimum shutter speed to avoid blur from camera shake?

How can I determine the minimum shutter speed at which I can effectively avoid camera shake while hand-holding the camera?