What is SBR or Subject Brightness range? It is the difference in terms of stops between the darkest and brightest part of a scene. Another way to put it is that is the contrast range of a scene.
Determining the SBR is crucial under certain situations. This is because if the SBR is too great, details […]
Using Grey cards for light metering is a photography technique.
Typically, light meters are calibrated for mid-tone meter readings. This mid-tone reading is actually 18 % grey. A grey card is simply a piece of card that is 18% grey in colour.
In the absence of midtone in the scene, a grey card can be used to […]
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