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2. Cheval mirror - Wikipedia

   en.wikipedia.org/wiki/Cheval_mirror

   Cheval glass (USA, c. 1815) The cheval glass (also cheval mirror, psyche mirror, horse dressing glass, swing glass) is a free-standing large mirror, usually with a tilt mechanism, that provided a complete reflection from head to foot (thus also the full-length mirror name).

3. Three-mirror anastigmat - Wikipedia

   en.wikipedia.org/wiki/Three-mirror_anastigmat

   A three-mirror anastigmat is an anastigmat telescope built with three curved mirrors, enabling it to minimize all three main optical aberrations – spherical aberration, coma, and astigmatism. This is primarily used to enable wide fields of view, much larger than possible with telescopes with just one or two curved surfaces.

4. Non-reversing mirror - Wikipedia

   en.wikipedia.org/wiki/Non-reversing_mirror

   Comparison of reflections of a pen in an ordinary mirror (left) and two perpendicular mirrors forming the first type of non-reversing mirror (right). The latter also illustrates the visible line in the middle if measures are not taken to minimise it. A non-reversing mirror can be made by connecting two regular mirrors at their edges at a 90 ...

5. Cheap and deadly: Why vehicle terror attacks like the Bourbon ...

   www.aol.com/cheap-deadly-why-vehicle-terror...

   Experts say vehicle-based attacks are simple for a 'lone wolf' terrorist to plan and execute, and challenging for authorities to prevent.

6. With the NBA trade deadline approaching, here are 3 deals ...

   www.aol.com/sports/nba-trade-deadline...

   As the Feb. 6 NBA trade deadline approaches, teams and players are gearing up for the possibility of changes. Trade targets can often be broken up into three categories.

7. Trump says he will not try to replace Fed's Powell - AOL

   www.aol.com/news/trump-says-not-try-replace...

   A quarter-percentage-point reduction would bring the Fed's policy rate to the 4.25%-4.50% range, a full percentage point below where it was in September when the central bank began its easing cycle.