Definition of fresnel in English:

fresnel

Line breaks: fres|nel
Pronunciation: /freɪˈnɛl
 
/
(also fresnel lens)

noun

Photography
A flat lens made of a number of concentric rings, to reduce spherical aberration.
More example sentences
  • The diameter of the hole is equal to the diameter of the largest complete circle on your fresnel lens.
  • These were made for use in rear screen projection TV sets in conjunction with our fresnel lenses.
  • Wiko replacement fresnel lenses have long been known for their superior quality.

Origin

mid 19th century: named after A. J. Fresnel (see Fresnel, Augustin Jean).

Definition of fresnel in:

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Pronunciation: wiːn
verb
be of the opinion; think or suppose