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  2. Laser pointer - Wikipedia

    en.wikipedia.org/wiki/Laser_pointer

    A laser pointer or laser pen is a (typically battery-powered) handheld device that uses a laser diode to emit a narrow low-power visible laser beam (i.e. coherent light) to highlight something of interest with a small bright colored spot.

  3. Lasers and aviation safety - Wikipedia

    en.wikipedia.org/wiki/Lasers_and_aviation_safety

    Pointing a laser at an aircraft can be hazardous to pilots, [1] and has resulted in arrests, trials and jail sentences. It also results in calls to license or ban laser pointers. Some jurisdictions such as New South Wales, Australia have restricted laser pointers as a result of multiple incidents.

  4. Laser safety - Wikipedia

    en.wikipedia.org/wiki/Laser_safety

    Laser pointers. In the period from 1999 to 2016, increasing attention has been paid to the risks posed by so-called laser pointers and laser pens. Typically, the sale of laser pointers is restricted to either class 3A (<5 mW) or class 2 (<1 mW), depending on local regulations.

  5. List of laser types - Wikipedia

    en.wikipedia.org/wiki/List_of_laser_types

    This is a list of laser types, their operational wavelengths, and their applications. Thousands of kinds of laser are known, but most of them are used only for specialized research.

  6. Laser sight (firearms) - Wikipedia

    en.wikipedia.org/wiki/Laser_sight_(firearms)

    Laser sights were popularized outside of military and law enforcement when Laser Products fitted The Terminator's iconic weapon, a .45 Longslide pistol, with a custom He-Ne laser. Today, most modern laser sights are solid-state lasers, as opposed to the original gas design.

  7. Nd:YAG laser - Wikipedia

    en.wikipedia.org/wiki/Nd:YAG_laser

    The Nd:YAG laser is the most common laser used in laser designators and laser rangefinders. During the Iran–Iraq War , Iranian soldiers suffered more than 4000 cases of laser eye injury, caused by a variety of Iraqi sources including tank rangefinders.