Question

optical density ,D is given by....?​

Answer 1

Answer:

Optical density is defined by the equation: Density = log 10 I 0 * I 1 , where I0 is the intensity of visible light incident upon a small area of the film and I1 is the intensity of light transmitted by that region of the film

Explanation:

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Answer 2

Answer:

1D=1m-1

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