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Related to fresnel: Augustin Jean Fresnel, Fresnel diffraction, Fresnel equations, Fresnel prism


 (frā-nĕl′), Augustin Jean 1788-1827.
French physicist who supported the wave theory of light, investigated polarized light, and developed a compound lens for use in lighthouses.


(French frɛnɛl)
(Biography) Augustin Jean (oɡystɛ̃ ʒɑ̃). 1788–1827, French physicist: worked on the interference of light, contributing to the wave theory of light


(ˈfreɪnɛl; French frɛnɛl)
(Units) a unit of frequency equivalent to 1012 hertz
[C20: named after Augustin Jean Fresnel (1788–1827), French physicist]


(frəˈnɛl, freɪ-)

a unit of frequency equal to 1012 cycles per second.
[1935–40; after Augustin Jean Fresnel (1788–1827), French physicist]
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Noun1.Fresnel - French physicist who invented polarized light and invented the Fresnel lens (1788-1827)
References in periodicals archive ?
At the heart of the screen lies a half-circular Fresnel lens that reflects the light beam from the projector and sends it forwards at a right angle towards the viewers.
There is no need to use additional Fresnel lenses in individual cases.
Contractor address : 2 impasse Augustin Fresnel BP 40149
Chowder Tasting: $10; also docent-led whale watch walks; Marine Life Exhibit: Mendocino Art Center, Point Cabrillo Light Station State Historic Park: lighthouse and 1909 Fresnel Lens tours; docent-led whale watching.
Although the deployment was Near-Line-of-Sight (nLoS), with a partially obstructed fresnel zone, radio and radar interference at and around the airport prevented wireless systems from reliably connecting.
Contractor address : Atalante 2, ZAC du Moulin, 2 impasse Augustin Fresnel, BP 40149
Small in size but big on power, the LEDB-4 LED Beacon provides a full 360 degrees of visibility with 18 integrated LEDs and a specially designed Fresnel lens.
The sunlight is concentrated with a Fresnel lens on top of the PV-Card(TM).
Like Solar Dawn, Kogan Creek Solar Boost will also use AREVA Solar's Compact Linear Fresnel Reflector (CLFR) solar thermal technology.
dedicated to delivering transport systems that maximize performance of optical networks, today announced that it has successfully sold its wireless division to Fresnel Microwave Systems (Fresnel).
Voluntary ex ante transparency notice: renovation of the fire fighting network and sewage disposal in high school fresnel caen (14).
Using a 180 watt lamp and pulling just 275 total system watts, a Hive Hornet180 Fresnel puts out more light than 400-watt HMIs (460 system watts) and 1,000-watt Tungsten Fresnels.