This is actually exactly what my screen looks like, yours may look a little different. All the information is basically the same.
For our purposes today, please change to manual. It's this setting:
Your aperture determines how much light is let into the camera while the shutter's open. A smaller aperture (or F stop) lets in more light than a larger aperture. Also, a smaller aperture means that anything besides the subject you're focused on will be fuzzy. Like this:
A larger aperture will allow you to focus of more stuff. It's great for landscapes or for pictures of more than one person.
You can change your aperture by holding down this button:
while turning this knob:
Back in the day, before digital photography, you could buy different "speeds" of film. This referred to the ISO or sensitivity of the film. In digital photography, this translates to "noise". The higher your ISO the more noise you will get. This is what this translates to:
|Source. The one on the left is 100 ISO, the one on the right is 3200.|
White balance removes any unrealistic color casts in pictures. For instance, if you take a picture under florescent lights, but don't change the white balance you could end up with this:
See how yellow her hand looks. If you change the white balance though to compensate for that yellow light, it would look more normal. You change change your white balance by pressing this button:
That's it for today kids. We'll go over some more stuff next week. Have a great weekend!