Category Archives: Digital Image Qualities ~ Exercises

EXERCISE: Colour Cast and White Balance Pt.2

For the second part of the exercise, find and shoot a mixed-lighting source scene. One of the most predictably mixed is an indoor/outdoor scene at dusk, in which the interior is lit by incandescent lighting (orange(ish)) while the exterior, especially … Continue reading

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EXERCISE: Colour Cast and White Balance

First study your camera’s manual to familiarise yourself with the exact procedure for altering the White Balance.  Then find the following outdoor lighting situations, each of which has a different colour temperature.          * Sunlight            *Cloudy               *Open shade on a … Continue reading

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EXERCISE: A Scenes Dynamic Range

With some idea of what range of brightness your camera can cope with, measure the dynamic range of a variety of scenes. Take five differently lit scenes, and within each, find and measure the brightest and darkest areas.  You di … Continue reading

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EXERCISE: Your Camera’s Dynamic Range

First, find a scene with a distinctly high dynamic range.  The best conditions for this are: Bright sunlight At least one brightly reflecting surface An area of deep shadow with a dark surface Place the card or paper near the … Continue reading

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EXERCISE: Your tolerance for noise

Find a picture situation that fulfils the following criteria:- Daylight indoors (for the amount of light – outdoor sunlight would be too bright and to allow high ISO settings, while much darker would involve long time exposure) A combination of … Continue reading

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