Paraxial design of an optical element with variable focal length and fixed position of principal planes.
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DOI: 10.1364/ao.57.003714
Abstract: In this article, we analyze the problem of the paraxial design of an active optical element with variable focal length, which maintains the positions of its principal planes fixed during the change of its optical… read more here.
Keywords: principal planes; variable focal; paraxial design; optical element ... See more keywords