Optical throughput

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In this paper we show the relationship among the Lagrange invariant, the interference invariant and the space bandwidth product, they are important in geometrical optics, physical optics and information optics. And we give a method of calculating the space bandwidth product of optical system.

Lagrangianinvariantunder transformation

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“Barrel distortion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/barrel%20distortion. Accessed 23 Nov. 2024.