Friday, 9 November 2018

Color and Light - Surfaces and Effects Chapter 9

SURFACES AND EFFECTS

TRANSMITTED LIGHT

  • When sunlight travels through a thin, semitransparent material, the light becomes reichly colored

SUBSURFACE SCATTERING 
  • light enters the skin or any translucent material and spreads out beneath the surface, creating a glow 
COLOR ZONES OF THE FACE 
  • Complexion of a light skin face divides into three zones 
    • forehead is light golden 
    • the brow to bottom of nose is reddish 
    • the bottom of nose to bottom of chin is bluish 

THE HAIR SECRET 
  • use big brushes 
  • blend where it meets the forehead 
  • soften edges 
  • control and design highlights 
  • keep masses simple 
  • think ribbons 


SPECULAR REFLECTIONS

  • objects with a shiny surface are like mirrors.  It reflects images of whatever is around it 
  • specular reflection has light rays that bounce off the surface at the same angle they approached it 
  • diffuse reflection matte surface 
HIGHLIGHTS


  • specular reflections on wet or shiny surfaces 
  • perpendicular to the light 
  • not pure white

COLOR CORONA 

  • when an extremely bright source such as a setting sun or streetlight is surrounded by a region of colorful light 
  • lens flare 
MOTION BLUR
  • blurring to suggest rapid movement 

PHOTOS VS OBSERVATION 

  • references are good but paint from observation to best record color 








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