Addition and Subtraction of Light

8.7

 Addition and Subtraction of Light

 

Types of coloured lights:

  • Primary colour - Basic colour that cannot be produced through colour mixing (red, blue and green).
  • Secondary colour

The Addition of Light

 The Subtraction of Light

Definition
Subtraction of light is the light which has the same colour as the colour of the opaque obejcts that will reflect directly into our eyes

 

Examples of Addition and Subtraction of Light:

  • Coloured television
  • Coloured lights on stage
  • Coloured lights in a stadium
  • Coloured lights at KLCC