YouTube Notes

•  shutter speed apeture and iso
• 3 functions of camera
• right amount of light equals good exposure
• 3 parts of good exposure 
• right amount of light equals good exposure

Aperture

• how much of image in focus
• shallow mean subject in focus but background not
• large depth mean lot in focus
• smaller aperture light, less light
• big number equals smaller aperture
• small number big aperture
• depth of field
• large depth mean lot in focus
• shallow needs bigger aperture
• large depth is smaller aperture
• opening of the lens
• bigger aperture size, more light

Shutter Speed

• slower more light
• how fast shutter  opens and closes
• how long exposure takes place
• faster less stuff blurry
• slower gives time for subject to move

ISO

• sensitivity
• lower iso more light
• higher iso less light