Digital Image Processing,3rd ed. Gonzalez&Woods www.ImageProcessingPlace.com Chapter 6 Color Image Processing Primary colors:red(R),green(G),blue(B) Blue:435.8nm;Green:546.Inm;Red:700nm 445nm 535nm 575nm FIGURE 6.3 Absorption of light by the red. Blue Green Red green,and blue cones in the human eye as a function of wavelength. 400 450 500 550 600 650 700nm 盖 ys!ppa 1992-2008 R.C.Gonzalez &R.E.Woods Digital Image Processing, 3rd ed. www.ImageProcessingPlace.com © 1992–2008 R. C. Gonzalez & R. E. Woods Gonzalez & Woods Chapter 6 Color Image Processing • Primary colors: red(R), green(G), blue(B). Blue: 435.8nm; Green: 546.1nm; Red: 700nm