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Encyclopedia > Visor
A VISOR as worn by Geordi La Forge. From Star Trek: The Next Generation
A VISOR as worn by Geordi La Forge. From Star Trek: The Next Generation

In the Star Trek fictional universe, a VISOR is a device used by the blind to artificially provide them with a sense of sight. The device scans the electromagnetic spectrum, creating visual input, and transmits it into the brain of the wearer via the optic nerves. It is a thin, curved device, with the sensors on the convex side, that covers the eyes and attaches at small input jacks implanted in the temples. The only VISOR seen on screen was used by Geordi La Forge, who was blind from birth. VISOR stands for "Visual Instrument and Sensory Organ Replacement", though the complete term never appeared in the series, only in novelizations and other written spin-offs. LeVar Burton as Geordi LaForge on Star Trek: The Next Generation. ... LeVar Burton as Geordi LaForge on Star Trek: The Next Generation. ... The title as it appeared in most episodes opening credits. ... A visor is a surface designed for protecting the eyes. ... This article is about the Star Trek franchise. ... A fictional universe is a cohesive imaginary world that serves as the setting or backdrop for one or (more commonly) multiple works of fiction. ... Blindness is the condition of lacking visual perception due to physiological or psychological factors. ... The term scanner has several meanings: In radio, a scanner is a device for searching for and receiving radio broadcasts. ... Legend: γ = Gamma rays HX = Hard X-rays SX = Soft X-Rays EUV = Extreme ultraviolet NUV = Near ultraviolet Visible light NIR = Near infrared MIR = Moderate infrared FIR = Far infrared Radio waves: EHF = Extremely high frequency (Microwaves) SHF = Super high frequency (Microwaves) UHF = Ultra high frequency VHF = Very high frequency HF = High... This article or section does not cite its references or sources. ... The term input has a variety of uses in different fields. ... In animals, the brain, or encephalon (Greek for in the head), is the control center of the central nervous system. ... MRI scan of human eye showing optic nerve. ... To meet Wikipedias quality standards, this article or section may require cleanup. ... The human eye. ... In electronics, a jack is a socket. ... The temple is the side of the head behind the eyes Temple indicates the side of the head behind the eyes. ... Geordi La Forge is a regular character in the television series Star Trek: The Next Generation, played by LeVar Burton. ...


The VISOR also caused him persistent pain, which could not be treated without interfering with the device. It can be presumed that use of a VISOR is very rare, since no other characters in the franchise have appeared with a similar enhancement, and both high-ranking doctors who served on the ship were unfamiliar with the device.


The device does not reproduce normal human vision, but does allow the character to "see" energy phenomena invisible to the naked human eye, as well as allowing him to view things at infrared and at microscopic levels. This also allowed the character to see human vital signs such as heart rate and temperature, giving him the ability to monitor moods and even detect lies. The character's special visual abilities were responsible, at least in part, for his unusually rapid advancement in rank. Twice in the series, Geordi refused to be granted natural vision, first by Q and later by Doctor Katherine Pulaski. Sometime between 2371 and 2373, before the time of the film Star Trek: First Contact the VISOR was replaced by prosthetic implants, performing the same functions, and depicted using a combination of cosmetic contact lenses and CGI. Image of two girls in mid-infrared (thermal) light (false color) Infrared (IR) radiation is electromagnetic radiation of a wavelength longer than that of visible light, but shorter than that of radio waves. ... This article or section is not written in the formal tone expected of an encyclopedia article. ... Katherine Pulaski was the replacement chief medical officer for Beverly Crusher during the second season of Star Trek: The Next Generation. ... Star Trek: First Contact (Paramount Pictures, 1996; see also 1996 in film), is the eighth feature film based on the popular Star Trek science fiction television series. ... A United States Army soldier plays foosball with two prosthetic arms Jon Comer, professional skateboarder with a prosthetic leg. ... A pair of contact lenses when not inserted in the eye. ... Computer-generated imagery (CGI) is the application of the field of computer graphics (or more specifically, 3D computer graphics) to special effects. ...


Security issues

Over the years the VISOR that LaForge wore proved to be a security risk of sorts.


At one point Romulans were able to telepathically brainwash LaForge and turn him into a sleeper agent through his VISOR. The Romulans conditioned him so that when certain signals were received by his VISOR that he would carry out their orders. A Klingon ambassador who was a Romulan agent then tried to use LaForge to assassinate a Klingon governor in the hopes of destroying the Klingon-Federation alliance. Fortunately, this was detected and the Romulan's plot was foiled. Sleeper agents are spies who are placed in a target country or organization, not to undertake an immediate mission, but rather to act as potential assets if activated at a later point in time. ...


Later, during the events of Star Trek: Generations LaForge was captured by Doctor Tolian Soran. Soran had himself and LaForge transported aboard a renegade Klingon Bird of Prey commanded by the Duras sisters. The doctor tortured him for information, and then had him returned to the Enterprise-D after attaching a transmitter to LaForge's visor. The Klingons were able to use the data transmitted to inflict severe damage on the Enterprise. Even though the renegade Klingon vessel was destroyed, the damage to the Enterprise was so severe that it resulted in the destruction of the stardrive section and the crash landing of the saucer section on Veridian III. Star Trek: Generations (Paramount Pictures, 1994, see also 1994 in film) is the seventh feature film based on the popular Star Trek science fiction television series. ... This article or section may contain original research or unverified claims. ... In the fictional Star Trek universe, the Klingon sisters Lursa (played by Barbara March) and BEtor (played by Gwynyth Walsh) are collectively known as the Duras sisters (TNG: Redemption, Part I). Lursa (who is older) (TNG: Firstborn) and BEtor appear in three episodes of Star Trek: The Next... The USS Enterprise (NCC-1701-D) (or Enterprise-D, to distinguish it from prior starships with the same name) is a 24th century starship in the Star Trek fictional universe and the principal setting of the Star Trek: The Next Generation television series. ...


LaForge's VISOR was also, in combination with a time-space fissure, responsible for triggering many of the events in the episode Parallels. Parallels is an episode of Star Trek: The Next Generation directed by Robert Weimer from a script by Brannon Braga. ...


Reality

In reality, New Scientist magazine reported on research as to whether a device similar to a VISOR can actually be created for blind or visually-impaired people. Partial sight has been successfully restored to blind rats by installing an implant behind the retina. [1] New Scientist is a weekly international science magazine covering recent developments in science and technology for a general English-speaking audience. ... Species 50 species; see text *Several subfamilies of Muroids include animals called rats. ... Human eye cross-sectional view. ...


As of 2006, 16 blind people worldwide have had sight partially restored in a procedure where electrodes implanted in their brains take impulses from a camera to allow patients to see lights and outlines of objects. [2]


See also


  Results from FactBites:
 
Visor - definition of Visor in Encyclopedia (136 words)
Alan Bean on the moon wearing a helmet with a visor
A visor is a surface that protects the eyes, such as shading them from the sun or other bright light or protecting them from objects.
A type of hat consisting only of a visor and a way to fasten it to the head.
  More results at FactBites »


 

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