Examples of when changing changing aperture in the same video clip?

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SUMMARY

Changing the aperture during the same video clip is essential when transitioning between scenes with varying lighting conditions. For instance, moving from a dark room to direct sunlight necessitates an aperture adjustment to maintain proper exposure and depth of field. This technique is crucial for achieving a consistent visual quality throughout the shot. The discussion also highlights the importance of understanding the "Dolly Zoom," although it is not directly related to aperture changes.

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Could you please give me example of situations when changing the aperture ( that means the depth of field, and exposure, right? ) is necessary during shooting the same video clip?
 
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Do you mean the "Hitchcock Zoom":

2dmfip5.jpg


It's also called the "Dolly Zoom". If you google those terms, you get many links about it.
 
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lisab said:
Do you mean the "Hitchcock Zoom":

2dmfip5.jpg


It's also called the "Dolly Zoom". If you google those terms, you get many links about it.

Thanks for your response. No, I didn't mean that. In a continuous shot, if you move from a scene to another with a different lighting condition, you may need an aperture change. I just came to know that changing the lighting condition itself can be another way to solve the problem. I have to think, though, if that can be done in all circumstances.
 
tarekatpf said:
Could you please give me example of situations when changing the aperture ( that means the depth of field, and exposure, right? ) is necessary during shooting the same video clip?

Going from a dark room outside into direct sunlight?
 

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