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2. Laser sight - Wikipedia

   en.wikipedia.org/wiki/Laser_sight

   Singaporean soldier aiming a SAR 21 with laser sight. A laser sight is a device attached or integral to a firearm to aid target acquisition. Unlike optical and iron sights where the user looks through the device to aim at the target, laser sights project a beam onto the target, providing a visual reference point.

3. Solid-state laser - Wikipedia

   en.wikipedia.org/wiki/Solid-state_laser

   Laser rods (from left to right): Ruby, alexandrite, Er:YAG, Nd:YAG. A solid-state laser is a laser that uses a gain medium that is a solid, rather than a liquid as in dye lasers or a gas as in gas lasers. [1] Semiconductor-based lasers are also in the solid state, but are generally considered as a separate class from solid-state lasers, called ...

4. Laser guidance - Wikipedia

   en.wikipedia.org/wiki/Laser_guidance

   Laser guidance is used by military to guide a missile or other projectile or vehicle to a target by means of a laser beam, either beam riding guidance or semi-active laser homing (SALH). [7] With this technique, a laser is kept pointed at the target and the laser radiation bounces off the target and is scattered in all directions (this is known ...

5. Games on AOL.com: Free online games, chat with others in real ...

   www.aol.com/games/play/masque-publishing/astralume

   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

6. Shop the latest Trends and Deals - AOL.com

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   Get lifestyle news, with the latest style articles, fashion news, recipes, home features, videos and much more for your daily life from AOL.

7. College Football Playoff schedule: Bowl game times, dates and ...

   www.aol.com/college-football-playoff-schedule...

   The College Football Playoff selection committee is ready to release its fifth top-25 ranking on Tuesday night.. These ranking are a crucial milestone in the playoff, as they will provide ...

8. Waveguide (optics) - Wikipedia

   en.wikipedia.org/wiki/Waveguide_(optics)

   This improves the overlap between the focused laser beam and the photorefractive material, thus reducing power needed from the laser. [11] When transparent material is exposed to an unfocused laser beam of sufficient brightness to initiate photorefractive effect, the waveguides may start forming on their own as a result of an accumulated self ...

9. Trump's agenda in trouble? What the Republican revolt on ...

   www.aol.com/trumps-agenda-trouble-republican...

   Johnson came back with a new spending plan Thursday approved by Trump that had a two year suspension of the debt ceiling. That approach failed, despite the president-elect urging Republicans to ...