Exposure basics

  • Name all the functions / buttons on the front of your camera
  • Name all the functions / buttons on the back of your camera
  • Explain how you would set the correct ISO
  • Explain how you would change the aperture
  • Explain how you would change the shutter speed

For this assignment I downloaded a picture of my camera from the back and one from the front. I used InDesign to make lines to show what the different buttons and functions on my camera are. The camera I have is a Canon EOS 600D (so it is not the newest edition, but it still works nice).

Canon Eos 600d

 

The front of my Camera:

A: Remote sensor
B: Shutter release
C: Red eye reduction lamp/Self-timer lamp
D: EF lens alignment
E: EF-S lens alignment
F: Microphone
G: Lens release
H: Depht-of-field preview

The back of my camera:

A: Menu
B: Display
C: LCD
D: Dioptric adjustment
E: Video recorder
F: Aperture/Exposure compensation
G: Quick control
H: AE/AF Lock/Focus/Reduce image
I:Focus point selection/Enlarge image
J: Speaker
K: White balance/Up cross key
L: Drive mode selection/Left cross key
M: Set
N: Autofocus selection/Right cross key
O: Picture style/Down cross key
P: Card Busy
Q: Trash
R: Image review


Set the correct ISO: 

To set the correct ISO on my camera I would have to press the ISO button on the top, and then scroll with the wheel on the top until I find the preferred setting. I always try to use as low ISO as possible to get the sharpest images. When shooting inside I can sometimes go up to 1600, but all above that would give unsharp images for my camera. When shooting outside on a bright day I usually set my ISO to 100, but if it is rain or darker I use between 200 – 400.
The ISO on my camera goes from 100 – 6400.

 

Change the aperture: 

To change the aperture on my camera I have to hold down the aperture button, and turn the wheel on the top for my preferred setting. The numbers will show on the LCD screen.
On the objective that I use the F-numbers goes down to F1,4.

Large f-numbers makes the size of the whole that lets light enter the camera smaller, and small f-numbers makes the hole bigger and lets more light in. I use small f-numbers when taking portraits for example, because this gives the blurred background effect. When taking photo of a landscape I use higher f-numbers.

 

Change the shutter speed: 

To change the shutter speed on my camera I only have to turn the wheel on the top to I hit my preferred setting. The numbers will show on the LCD screen (for example 1/100). The shutter speed on my camera is 30 – 1/4000.

Fast shutter speed can freeze moving subjects, and slow shutter time can create motion blur. If you use a fast shutter speed you may have to change the ISO to a higher number (it depends on the lighting of the room).

 

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