Скачать или смотреть 7.4b Malus Law: Polarization and Intensity | AS Waves | Cambridge A Level Physics

How to relate polarized light intensity change to angle between filters?
00:00 Plane-polarized (double filter)
02:58 Malus' Law angles and vectors
10:21 Equation derivation
15:50 Resolving components with angles
19:33 Intensity-angle Graph
26:17 Uses of polarization

SIMULATION
3-slit polarization https://www.geogebra.org/m/E6jZ52vK
Malus' Law https://www.geogebra.org/m/dgedzmz3#m...
3D Polarizer https://www.geogebra.org/m/dgedzmz3#m...

Further physics: why is intensity halved when polarized?
   • Why does a polariser cut the intensity of ...  

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