Results for “Aperture”
6 terms
Sensor Dust
Sensors & Digital Capture
Particles settling on the sensor's cover glass, which appear as dark spots in the image at small apertures.
Shutter Priority
Exposure & Metering
A semi-automatic mode, marked S or Tv, in which the photographer sets shutter speed and ISO while the camera chooses aperture.
Shallow Depth of Field
Focus & Depth of Field
m
A narrow zone of sharpness that isolates the subject against a strongly blurred foreground and background.
Shaped Bokeh
Motion, Video & Creative Techniques
mm (aperture cut-out)
Rendering out-of-focus highlights as a chosen shape by placing a cut-out mask over the lens.
Shot Noise
Sensors & Digital Capture
e⁻ (electrons)
The unavoidable randomness in the arrival of photons, which produces grain even from a perfect sensor.
SNR = √N
Stop
Exposure & Metering
stops (EV)
The fundamental unit of exposure change: one stop doubles or halves the amount of light reaching the sensor.
1 stop = ×2 or ÷2 light