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uk.ask.com/question/how-to-make-a-homemade-periscope
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Materials required to make a homemade periscope are; ... Draw a line on the top and bottom of the carton that shows the length and angle mirrors should slant on the sides of the hole.
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www.hobbyplow.com/How_to_Make_Periscope
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When you are making a periscope, it's important to make sure that your mirror is positioned at a 45-degree angle. If you use a wider milk carton or some other box, just measure how...
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www.exploratorium.edu/science_explorer/periscope.html
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When you are making a periscope, it's important to make sure that your mirror is positioned at a 45-degree angle. If you use a wider milk carton or some other ...
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www.sciencetoymaker.org/periscope/asmblCD.htm
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The illustration only shows one, but you'll need to make two. When formed into the said triangles, they will hold the mirrors in the periscope at just the right angle.
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www.pbs.org/wgbh/nova/lostsub/torpfire.html
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the executive officer reads out the position off a gauge on the periscope. You determine the ship's course by guessing its "angle on the bow." For example, if the ...
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Periscope - Wikipedia, the free encyclopedia
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en.wikipedia.org/wiki/Periscope
In its simplest form it consists of a outer case with mirrors at each end set parallel to each other at a 45-degree angle. This form of periscope, with the addition of ...
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www.marine.ie/NR/rdonlyres/78D29110-2119-4819-9C54-D357...
www.marine.ie/NR/rdonlyres/78D29110-2119-4819-9C54-D35747507E70/0/LessonPlanHowdosubmarinesseeunderthewaterMakeaperiscope.pdf
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A periscope uses two mirrors facing each other to bounce reflections between them. Light reflects away from a mirror at the same angle that it hits the mirror.
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jtmcdaniel.com/periscope.html
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The Approach Officer reads the bearing off the bearing ring located on the periscope shaft. This bearing gives the relative angle from the submarine to the target.
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www.hnsa.org/doc/banjo/index.htm
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PERISCOPE ANGLE DIAL (275004-2) - This dial is concentric with and rotates on the gyro angle dial, to which it may be clamped by a thumb nut. Holes and ...
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