Camera quiz Flashcards
(79 cards)
SLR
Single lens reflex
Single lens reflex
Light enters through the lens and is reflected by the mirror up to viewing screen. The travels to a 5 sided pentaprism that turns the inverted image the right way.
DSLR
Digital single lens reflex
Digital single lens reflex
All features of the SLR are integrated and automated into the DSLR
Numbers on Lens
Focal length in mm
Focal length
zoom length
what are the different mode dials?
AV, TV, M, P, A
AV
Aperture priority
TV
Shutter priority
M
Manual
P
Program
A
automatic
what are the two types of lenses?
fixed and zoom
Fixed lens
Only one focal length
Zoom lens
Allows continuous shift of focal length
What is focal length?
Front oof lens that you move. Distance between lens and field plane.
Longer lens
longer focal, narrow angle view, zoomed
shorter lens
shorter focal, wide angle view
what happens when you change focal length?
changes how much of the scene you can see
Long lens or zoomed is also know as?
Telephoto
aperture
size of the lens opening, a hole.
what are the two main uses of aperture?
adjust exposure (darken and brighten), and controls depth of field
what number of f stop does a large aperture have?
smaller f stop
what kind of photo does larger aperture produce
shallow depth of field, not everything will be sharp