Single-Chip Camera

Bayer Filter

This is the most common kind of pattern that used to laid on the Bayer Filter.

Bayer Pattern

  • 50% green
  • 25% red and blue

Why is there so much more green?

Human visual system is very sensitive to high-frequency details in luminance

Luminance (perceived relative brightness) is strongly influenced by green values.

There are other patterns, with their own interpolation schemes.