How To Use Fresnel lens In A Sentence

The diameter of the hole is equal to the diameter of the largest complete circle on your fresnel lens.
The third chapter discussed how to perform a fresnel lens with the principle of fresnel zone diffraction.
The results of computer simulation can provide theoretical basis for the fabrication of Fresnel lens.
Various loss factors which may occur when the Fresnel lens is used to improve the utilization of solar energy are analyzed experimentally.
In 2005 they used high-power ‘Luxeon’ LEDs, i.e. non-coherent sources, combined with a large Fresnel lens to collimate the non-directional light emitted, and managed two-way audio communications over a distance of 160 km (100 miles!) between mountaintops in Tasmania. Long-range optical communication… how much would you pay? « Skulls in the Stars

A method of making the Fresnel lens is described.
The main component of this furnace is a large Fresnel lens. High Temperature Solar Furnace « Isegoria
I checked all around, studied up on the differences in fresnel lenses and finally decided on the F550 lens from 3Dlens.com.
The contents as follow:1. Based on the actual parameter of laser direct writing system in our laboratory, designed a Fresnel lens.
Refinements in lenses (e. g. , the Fresnel lens) and reflectors made it possible to substantially increase the light's intensity.
These were made for use in rear screen projection TV sets in conjunction with our fresnel lenses.
Also, bear in mind that the fresnel lens both flips the image upside down and has a mirror effect on the text.
Wiko replacement fresnel lenses have long been known for their superior quality.
The sub-woofer is an inverted glass dome, and a fresnel lens from a rail-car. Boing Boing: August 28, 2005 - September 3, 2005 Archives
The optical design and optical efficiency of line focus cylindrical Fresnel lens for solar concentrator are discussed.
Some parameters, such as the diffraction aperture, the diffraction distance and phase levels of Kinoform, are discussed. They are key factors to the variable focal-length phase Fresnel lens.
From either side, the viewer looks through Fresnel lenses that magnify the insects.