parabolic reflector
Example Sentences
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Consider the parabolic reflector described by equation z = 20x2 + 20y2.
From Textbooks • Mar. 30, 2016
If the surface of a parabolic reflector is described by equation 400z = x2 + y2, find the focal point of the reflector.
From Textbooks • Mar. 30, 2016
For instance, given the diameter and focus of a cross-section of a parabolic reflector, we can find an equation that models its sides.
From Textbooks • Feb. 13, 2015
Near the "sender" but unknown to him was installed a six-foot parabolic reflector to project any unconscious whispering toward the "receiver."
From Time Magazine Archive
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The "Thumbograph" having been fixed in position, the light from a powerful incandescent gas lamp, fitted with a parabolic reflector, was concentrated on it, and the camera racked out to its proper distance.
From The Red Thumb Mark by Freeman, R. Austin (Richard Austin)