Saturday, June 28, 2008

Uses of filters in photography

Filters in photography can be classified according to their use:

  • Clear and ultraviolet

  • Color correction, also called "color conversion" or "white balance correction"

  • Color separation, also called Color Subtraction

  • Contrast enhancement

  • Infrared

  • Neutral Density, including the Graduated ND filter and Solar filter

  • Polarizing

  • Special Effects of various kinds, including
    • Graduated color, called color grads
    • Cross screen and Star diffractors
    • Diffusion and contrast reduction
    • Sepia tone
    • Spot
    • Close-up or macro diopters, and split diopters or split focus

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