Wednesday, 11 May 2011

Exersise:Focus at different apertures

For this exersise I had to choose a similar scene to the previous exersise and take a series of photographs from a fixed point, the focus point had to remain the same for all of the pictures and be near the middle of the scene. The first had to taken with the lens at its widest, the second stopped down to its mid point and the third at its smallest aperture.
The purpose of this exersise is to demonstrate the relationship of depth of field and aperture, the smaller the aperture the greater the depth of field.

Photograph 1  F5.6


Photograph 2 F14



Photograph 3  F32

Summary

Again I have gained a lot from this exercise, I did encounter a few problems initially with this task mainly due to my depth of field coming to far into the foreground even at F5.6, I overcame this eventually by focusing on a point deeper into the scene, I have experimented with many different types of scene with this exercise and have found it easier to control depth of field within smaller scenes. I have also learned that I need to get a better printer/scanner as mine is rubbish!!



                                                                                                               







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