exposure triangle
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24 Terms
definition of shutter speed
how fast your lens opens and closes
how is shutter speed measured?
in fractions of a second
how does fast shutter speed affect light?
less light
how does slow shutter speed affect light?
more light
what other photo effects does slow shutter speed do?
blurs motion (less detail)
what other photo effects does fast shutter speed do?
stop motion (more detail)
shutter speed for fast sports (football, track, baseball, etc)
1/1000
shutter speed for slow sports (soccer, volleyball, basketball, etc)
1/900 - 1/500
shutter speed for daily movement
1/400 - 1/250
definitioj of aperture
how wide the lens is open
how is aperture measured?
in f-stops (the smaller the number the wider the lens)
how does high aperture affect light?
makes the lens less wide and lets in less light
how does low aperture affect light?
makes the lens more wide and lets in more light
what other photo effects does high aperture have?
greater depth of field (detailed background)
what other photo effects does low aperture have?
shallower depth of field (blurry background)
definition of ISO
adding artificial light, the camera's sensitivity to light
how is ISO measured?
in hundreds
how does high ISO affect light?
adds light, makes camera more sensitive to light
how does low ISO affect light?
doesn’t add light, makes camera less sensitive to light
what other photo effects does high ISO do?
adds grain/noise to the photo
what other photo effects does low ISO do?
removes grain/noise from the photo
ISO on a sunny day
100
ISO inside school/a classroom
800
ISO at a dark sport/auditorium
1600 - 3200