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The sensor captures the light backscattered from objects (either fixed or moving) over its detection area and processes the signals to precisely map their location and other attributes. The data is compiled thousands of times per second, providing up to a few hundred frames per second and offering accurate and reliable information even in ...
Technical support scams rely on social engineering to persuade victims that their device is infected with malware. [15] [16] Scammers use a variety of confidence tricks to persuade the victim to install remote desktop software, with which the scammer can then take control of the victim's computer.
A laser warning receiver is a warning system used as a passive military defence. It detects, analyzes, and locates directions of laser emissions [ 1 ] from laser guidance systems and laser rangefinders .
While most junk email can seem like a minor annoyance, certain types of email can cause problems for not only you but other people you email. Sometimes these emails can contain dangerous viruses or malware that can infect your computer by downloading attached software, screensavers, photos, or offers for free products.
In optical physics, laser detuning is the tuning of a laser to a frequency that is slightly off from a quantum system's resonant frequency. When used as a noun, the laser detuning is the difference between the resonance frequency of the system and the laser's optical frequency (or wavelength ).
The locksmith scam is a scam involving fake business listings for cheap locksmith services that, once called out, overcharge the customer. The scam targets people who call a locksmith out of desperation, usually because of being locked out of their car or premises.
Depending on the parameter of a light beam which is manipulated, modulators may be categorized into amplitude modulators, phase modulators, polarization modulators, etc. The easiest way to obtain modulation of intensity of a light beam is to modulate the current driving the light source, e.g. a laser diode .
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