Stokes lens


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Stokes lens

(stōks)
[Sir George Gabriel Stokes, U.K. physicist, 1819–1903]
A device used to diagnose astigmatism.

Stokes,

Sir George Gabriel, English physicist and mathematician, 1819-1903.
stoke - unit of kinematic viscosity.
Stokes law - relationship of the rate of fall of a small sphere in a viscous fluid.
Stokes lens - used to diagnose astigmatism.