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As a compass. They dangled the metallic stone from a string, knowing it would point north.
Polarized
Not all pairs are. You have to buy Polarized lenses for them to be polarized.
is s.c.r polarized
stone island!
They used a special load stone with natural magnet inside.
Yes, they are almost always polarized.
Kaenon Polarized was created in 2001.
In reference to Ray-Ban sunglasses, their GPL lenses are polarized. The GPL stands for Glass Polarized Lens.
the existence of a dipole moment.
Such light is said to be polarized.
Totally polarized.