Friday, September 19, 2014

Aperture, Shutter Speed and ISO

f/2.8


f/16


1. What part of the body should we closely relate aperture? Our eyes, more particularly our pupils. 
2. Finish this sentence - the smaller the Aperture size, the higher the Aperture number.
3. In your own words tell me how aperture impacts Depth of Field? If you have a larger aperture, you have less in focus. When you have a small aperture, with a large number, more will be in focus. 

High Shutter Speed

Low Shutter Speed



1. If you were assigned to shoot at Bulldogs and Hotdogs night what shutter speeds do you think you would have to shoot at the following events that night I would like you to answer the question for the following two situations:

At the beginning while the sun was still up and the courtyard had reasonable good light

a.) a booth in the middle of the yard near the Tree- 1/200
b.) a food booth outside under one of the big red awnings- 1/200
c.) the Stars performance inside the gym- 1/500-1/640(considering gym lightning)
d.) students dancing near the center of the courtyard- 1/500- 1/1000
e.) people streaming in from the front doors1/500
f.) the basketball booth where students are shooting basketballs at a hoop- 1/800

Towards the end when there is no sun and has gotten dark enough that you can't see from one end of the courtyard to the other.

a.) a booth in the middle of the yard near the Tree- 1/100
b.) a food booth outside under one of the big red awnings-1/100
c.) the Stars performance inside the gym- 1/640
d.) students dancing near the center of the courtyard- 1/400
e.) people streaming in from the front doors- 1/200
f.) the basketball booth where students are shooting basketballs at a hoop- 1/400

2. List the three settings your camera has regarding setting shutter speed (these are found at #5 on the Shutter Speed website. Explain how each works - DO NOT COPY AND PASTE, use your own words.

The 3 settings are AV, TV, and M. 
AV- is where you manipulate just the ISO and the aperture. 
TV- is where you can change the shutter speed and the ISO.
Manual is where you have the ability to manipulate all 3 settings. 

ISO 200

ISO 3200



. What are the advantages of shoot at a higher ISO at a sporting event like basketball or a night football game? You let more light in so you have the ability to shoot with a higher shutter speed. 
2. What suggestions did the author make about using a low ISO? When there is plenty of light, use a lower ISO. 

3. What suggestions did the author make about using a high ISO? When there is not enough light. But before you increase the ISO too much, think about the noise that will be created. 

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