ck black/yellow yellow/blue blue/yellow green/black black/green orange/black black/orange white/redred/white violet/black black/violet Dimensions Dimensions20 x 29 x 4 cmWeight1050 g Extended features
ck black/yellow yellow/blue blue/yellow green/black black/green orange/black black/orange white/redred/white violet/black black/violet Dimensions Dimensions20 x 29 x 4 cmWeight1050 g Extended features
is useful not only for the blind and visually impaired but also for people with colour blindness or red-green vision deficiency: With ColorSay the surroundings are scanned and the colours are expressed in
nanometres to 780 nanometres. The short-wave, blue components of light are richer in energy than the red components and are refracted more strongly on refractive surfaces than long-wave light. How can a
Inc. These plugins may be recognized by their YouTube logos (e.g., a white on red "Play" symbol or "YouTube" on black/red/white). Opening pages on our Internet presence with such plugins will establish
