Answer iii completed |
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| When Magnesium fluoride is used as the coating the refractive index is 1.32 the path difference is 1.5d. If the path difference is to be 0.5l then the thickness for no reflection is l/3 where l is the wavelength in air. |
Answer iii completed |
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| When Magnesium fluoride is used as the coating the refractive index is 1.32 the path difference is 1.5d. If the path difference is to be 0.5l then the thickness for no reflection is l/3 where l is the wavelength in air. |