A parabolic (or paraboloid or paraboloidal) reflector (or dish or mirror) is a reflective surface used to collect or project energy such as light, sound...

A parabolic aluminized reflector lamp (PAR lamp or simply PAR) is a type of electric lamp that is widely used in commercial, residential, and transportation...

A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio...

primary mirror (or both). The classic Cassegrain configuration uses a parabolic reflector as the primary while the secondary mirror is hyperbolic. Modern variants...

A parabolic microphone is a microphone that uses a parabolic reflector to collect and focus sound waves onto a transducer, in much the same way that a...

many important applications, from a parabolic antenna or parabolic microphone to automobile headlight reflectors and the design of ballistic missiles...

Cassegrain antenna is a parabolic antenna in which the feed antenna is mounted at or behind the surface of the concave main parabolic reflector dish and is aimed...

system already used the classic antenna setup of horn antenna with parabolic reflector and was presented to German military officials in practical tests...

gain in a given direction. Common integrated reflector types are parabolic reflector, which focuses a beam signal into one point or directs a radiating...

A parabolic torus reflector antenna is a quasi-parabolic antenna, where the defining parabola is not rotated around the main transmission axis, but around...

A parabolic trough collector (PTC) is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined...

output from a speaker driver to a parabolic reflector aimed at the target audience, or by arraying drivers on a parabolic surface. The resulting beam of...

of a circular paraboloid is widely used in astronomy for parabolic reflectors and parabolic antennas. The surface of a rotating liquid is also a circular...

car-headlights), concave mirrors are of parabolic shape. Spherical reflectors operate much like paraboloidal reflectors, such that the axis of symmetry is...

Luneburg lens antenna is comparable to a parabolic dish antenna, but uses the lens rather than a parabolic reflector as the main focusing element. As with...

antenna may include components not connected to the transmitter, parabolic reflectors, horns, or parasitic elements, which serve to direct the radio waves...

than a parabolic reflector, thus capturing more of the available sunlight, and they are much cheaper than parabolic reflectors. Fresnel reflectors can be...

segment of a parabolic reflector, and the focus of the reflector is at the apex of the horn, so the device is equivalent to a parabolic antenna fed off-axis...

used in optical devices. The most common non-spherical type are parabolic reflectors, found in optical devices such as reflecting telescopes that need...

technology: Parabolic antenna Parabolic microphone Parabolic reflector Parabolic trough - a type of solar thermal energy collector Parabolic flight - a way of achieving...

Communications intelligence Electronic warfare A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional...

uses two reflectors. The primary reflector is a parabolic reflector and the secondary reflector is a spherical reflector. The parabolic reflector directs...

of material required for the reflector. This greatly reduces the system's cost since sagged-glass parabolic reflectors are typically very expensive....

Asia. It uses a curved mirror, or an array of mirrors, acting as a parabolic reflector, which can reach temperatures of up to 3,000 degrees Celsius. The...

A beauty dish is a photographic lighting device that uses a parabolic reflector to distribute light towards a focal point. The light created is between...

bright source (traditionally a carbon arc lamp) with a mirrored parabolic reflector to project a powerful beam of light of approximately parallel rays...

or windows. To artificially produce a light beam, a lamp and a parabolic reflector is used in many lighting devices such as spotlights, car headlights...

antlers using a microphone found that the palmate antler acts as a parabolic reflector, amplifying sound at the moose's ear. The antlers of mature Alaskan...

smooth reflector, to improve the uniformity of the light beam emitted. Where multiple LEDs are used, each one may be put in its own parabolic reflector. Flashlights...

(filament or arc) is placed at or near the focus of a reflector, which may be parabolic or of non-parabolic complex shape. Fresnel and prism optics moulded...