Задача 40915.

Between crossed polarizers placed quartz plate, cut across the optical axis. To extinguish the light lambda = 0,5mkm had to turn on the analyzer angle = 22 °. Find the plate thickness, if the quartz rotation constant for this wavelength = 29,7 ° / mm.

Detailed solution with a short recording conditions, laws and formulas used in the decision, the withdrawal of the calculation formula and the answer.
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