Monday, September 17, 2018

Shutter Speed and Aperture


This video is to show what the aperture of F2.8 does to depth of field, and it can be seen clearly as the duck in the foreground is in focus but the background is not in focus. With this one I managed to get the exposure balanced by increasing the shutter speed 1/320th of a second and then use an ISO of 100 which gave a clean sharp image.


This video is showing how having the aperture at F22 allows for a deep depth of field, as shown brilliantly by the ducks. As we can see the duck in the foreground is in focus as before but, now the duck in the background is also in focus. What I most enjoy is how the focus was set very well with a nice clean and sharp image allowing to see so much detail of the ducks. However what I could improve on for next time is how I balance the exposure, as to do that for this footage I had increased the ISO, which sadly resulting in more noise, where I instead should have reduced the shutter speed from 1/200th down to probably 1/50th and then reduced the ISO to 200 or 100 giving a sharper look to the footage and reducing the noise. Other than that error I do quite enjoy this example of F22 aperture.


With these two videos I compared the difference in shutter speeds to show a drastic change in sharpness of the footage, as seen in this video above the shutter speed is at 1/30th of a second meaning there is a high amount of motion blur present.


However in this video the shutter speed it set at 1/400th of a second resulting in the movement of the spinny thing looking a lot cleaner and fluid due to more images being taken a second.

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