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2. Green flash - Wikipedia

   en.wikipedia.org/wiki/Green_flash

   Green beam of light either shooting up or seen immediately after sundown; usually a few degrees long, lasting several seconds. Hazy air and a bright green flash acting as a light source. Sea level. The majority of flashes observed are inferior-mirage or mock-mirage effects, with the others constituting only 1% of reports.

3. LED incapacitator - Wikipedia

   en.wikipedia.org/wiki/LED_Incapacitator

   A light emitting diode (LED) incapacitator is a weapon designed like a flashlight. It emits an extremely bright, rapid, and well-focused series of "differently-colored random pulses". Before human eyes can focus in on one frequency, another frequency comes on, causing intracranial pressure, which results in headache, nausea, vomiting ...

4. Laser safety - Wikipedia

   en.wikipedia.org/wiki/Laser_safety

   Laser radiation safety is the safe design, use and implementation of lasers to minimize the risk of laser accidents, especially those involving eye injuries. Since even relatively small amounts of laser light can lead to permanent eye injuries, the sale and usage of lasers is typically subject to government regulations.

5. Lasers and aviation safety - Wikipedia

   en.wikipedia.org/wiki/Lasers_and_aviation_safety

   Lasers and aviation safety. Lasers are one of the main threats of aviation safety. Under certain conditions, laser light or other bright lights (spotlights, searchlights) directed at aircraft can be a hazard. The most likely scenario is when a bright visible laser light causes distraction or temporary flash blindness to a pilot, during a ...

6. AN/PEQ-15 - Wikipedia

   en.wikipedia.org/wiki/AN/PEQ-15

   The Advanced Target Pointer / Illuminator / Aiming Light, ATPIAL AN/PEQ-15 known colloquially as the "PEQ-15" [/ p ɛ k / / f ɪ f t iː n /] produced by L3Harris (originally designed and manufactured by Insight Technology, until their acquisition by L3Harris in 2010); is a multifunction IR Target Pointer & Illuminator, a.k.a. a Laser Aiming Module (LAM) for use as a rifle attachment, using a ...

7. Flashlight - Wikipedia

   en.wikipedia.org/wiki/Flashlight

   Flashlight. A set of LED flashlights. The angle-head flashlight (Fulton MX-991U) on the left uses an incandescent bulb, while the adjustable angle-head flashlight (Streamlight Sidewinder) on the right uses LEDs to give white, red, blue, and infrared light. A flashlight (US English) or electric torch (Commonwealth English), usually shortened to ...