IZhO 2013 — Задача 4. Part 4. Plastic refractive element

*IX International Zhautykov Olimpiad/Experimental Competition

EXPERIMENTAL COMPETITION 16 January, 2013

Please read the instructions first: · 16 януари 2013 г.*

Условие

Direct the laser beam on the hole with the plastic orange element. This element has a three-dimensional structure. Place the screen behind this element, you should see a number of bright spots in the transmitted light.

4.1 Make a guess on the structure of this element that could explain the observed pattern of the reflected beams.

4.2 Estimate the refractive index of the material from which this optical element is made of.

Отговори

Решение

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Оригинал в Архива: IZhO_2013_Exp_eng_fiz.doc