Monday, December 3, 2012

Aperture, Shutter Speed, ISO

  • APERTURE:

F2.8

F16

1.  Pupil
2.  The smaller the aperture f-number, the higher the aperture depth of field.
3. It is the part of the picture that looks sharp.

  • SHUTTER SPEED:
Fast Shutter Speed

Slow Shutter Speed

1.
a. Fast Shutter Speed
b. Fast Shutter Speed
c. Slow Shutter Speed
d. Slow Shutter Speed
e. Slow Shutter Speed
f. Fast Shutter Speed

a. Slow Shutter Speed
b. Medium
c. Slow
d. Slow
e. Slow
f. Fast

  • ISO:


2.
Auto Mode: Shutter Speed and Aperture are done by the camera.
Aperture Priority Mode: You manually set the aperture mode by yourself, but the camera sets the shutter speed.
Manual Mode: You decide and set both the aperture and shutter speed.

ISO 200

ISO 3200

1. Freezes the motion of the picture.
2.  When there is plenty of light, use the lowest ISO to retain the most detail and have the highest image quality.
3.  When there is not enough light, increase the ISO to be able to freeze the motion of the photo.

F2.8 - 1/125
F4 - 1/125
F5.6 - 1/60
F8 - 1/60
F11 - 1/60
F16 - 1/30
F22 - 1/8

F2.8 : No visible background and it's quite blurry, the couple is the only visible thing on the picture.
F4 : The background is blurry and the couple looks pixelated a bit.
F5.6 : The background shows buildings,but is still blurry and the couple is clear and visible on the photo.
F8 : The background shows more object but is still blurry, the couple is focused correctly but the lighting is a bit dark.
F11 : The background became more visible but is still a bit blurry, the lighting became darker.
F16: The background is more defined but is still blurry and the lighting is a tad dark.
F22 : The background shows visible objective but the overall photo is blurry.

In the slow shutter speed, the people will become blurry if it isn't held steadily.
Photographers usually use tripods, therefore they don't have to hold the camera and it won't become blurry.
The slowest shutter speed for hand-held would be 1/4 sec.

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