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Showing papers by "Fu Jen Catholic University published in 1941"


Journal ArticleDOI
TL;DR: In this article, a modified quarter-wave compensator is described, which has a variable half-shade plate whereby the accuracy of measuring very small phase-differences is increased.
Abstract: A modified quarter-wave compensator is described. The chief feature of the new arrangement is the “variable” half-shade plate whereby the accuracy of measuring very small phase-differences is increased. The new compensator is especially useful to calibrate compensators of the “variable order” type.

2 citations