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Binoculars and microscopes are frequently made with coated optics by adding a thin layer of transparent material to the lens surface as shown. One wants:
A. constructive interference between waves 1 and 2
B. destructive interference between waves 3 and 4
C. constructive interference between 3 and 4
D. the coating to be more transparent than the lens
E. the speed of light in the coating to be less than that in the lens
Binoculars and microscopes are frequently made with coated optics by adding a thin layer of transparent material to the lens surface as shown. One wants:
A. constructive interference between waves 1 and 2
B. destructive interference between waves 3 and 4
C. constructive interference between 3 and 4
D. the coating to be more transparent than the lens
E. the speed of light in the coating to be less than that in the lens
C. constructive interference between 3 and 4