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Fig. 2


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Wedge-shape cell to form the spherulite prism. (a) The schematic diagram of the prism. The dimension of the wedge-shape is 20 × 20 mm side (L) by side (L) and with a height (h) of 1.75 mm, which forms an oblique surface of 5°. (b) The refraction angles of the two polarizations at different incident angles.

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