Objective: Verify Malus’ law for linearly polarised light.
Malus’ law describes how intensity I of polarised light with an initial intensity I0, having passed through an analyser filter, depends on the angle of rotation of the filter. The intensity of the light is measured using a light sensor.
Coach 7 license required!
![Experiment: Malus’ Law , 8000687 [UE4040100-230], Polarisation](/imagelibrary/UE4040100-230/UE4040100-230_01_Experiment-Malus-Law.jpg)
![Experiment: Malus’ Law , 8000687 [UE4040100-230], Polarisation](/thumblibrary/UE4040100-230/UE4040100-230_01_1200_1200_Experiment-Malus-Law.jpg)
![Optical rider D , 90/50, 1002635 [U103111], Optics with an Optical Bench](/thumblibrary/U103111/U103111_01_140_140_Optical-rider-D-9050.jpg)
![Barrel Foot, 1 kg, 1002834 [U13265], Bases](/thumblibrary/U13265/U13265_01_140_140_Barrel-Foot-1-kg.jpg)
![Polarisation Filter on Stem, 1008668 [U22017], Optical Components on Stem](/thumblibrary/U22017/U22017_01_140_140_Polarisation-Filter-on-Stem.jpg)
![Optical Precision Bench D, 1000 mm, 1002628 [U10300], Optics with an Optical Bench](/thumblibrary/U10300/U10300_01_140_140_Optical-Precision-Bench-D-1000-mm.jpg)
![Optical Precision Bench D, 500 mm, 1002630 [U10302], Optics with an Optical Bench](/thumblibrary/U10302/U10302_01_140_140_Optical-Precision-Bench-D-500-mm.jpg)
![DC Power Supply, 32 V, 20 A (230 V, 50/60 Hz), 1012857 [U11827-230], Power Supplies](/thumblibrary/U11827-230/U11827-230_01_140_140_DC-Power-Supply-32-V-20-A-230-V-5060-Hz.jpg)
![Universal Jaw Clamp, 1002833 [U13261], Clamp and Crocs](/thumblibrary/U13261/U13261_01_140_140_Universal-Jaw-Clamp.jpg)
![Set of 15 Experiment Leads, 75 cm 1 mm², 1002840 [U13800], Circuits](/thumblibrary/U13800/U13800_01_140_140_Set-of-15-Experiment-Leads-75-cm-1-mm.jpg)
![Projection Screen, 1000608 [U17130], Optical Components on Stem](/thumblibrary/U17130/U17130_01_140_140_Projection-Screen.jpg)
![Tube Holder S -
for the experimental setup of tubes of series S, 1014525 [U185002], Electron Tubes S](/thumblibrary/U185002/U185002_01_140_140_Tube-Holder-S-for-the-experimental-setup-of-tubes-of-series-S.jpg)
![Optical LED Lamp, 1020630 [U21882], Optical Lamps on Stem](/thumblibrary/U21882/U21882_01_140_140_Optical-LED-Lamp.jpg)
![Red Laser Diode, 650 nm, 1003201 [U22000], Optical Lamps on Stem](/thumblibrary/U22000/U22000_01_140_140_Red-Laser-Diode-650-nm.jpg)
![Laser Module, Green, 1003202 [U22001], Optical Lamps on Stem](/thumblibrary/U22001/U22001_01_140_140_Laser-Module-Green.jpg)
![Spectrum Tube Power Supply (115V, 50/60 Hz), 1000683 [U418001-115], Spectrum Tubes and Spectrum Lamps](/thumblibrary/U418001-115/U418001-115_01_140_140_Spectrum-Tube-Power-Supply-115V-5060-Hz.jpg)
![Flint Glass Block for Faraday Effect, 1012860 [U8474060], Prisms](/thumblibrary/U8474060/U8474060_01_140_140_Flint-Glass-Block-for-Faraday-Effect.jpg)
![Cardboard Plate, 1000936 [U8492341], Electrostatics](/thumblibrary/U8492341/U8492341_01_140_140_Cardboard-Plate.jpg)
![Plate Capacitor D, 1006798 [U8492355], Electrostatics](/thumblibrary/U8492355/U8492355_01_140_140_Plate-Capacitor-D.jpg)
![Coil D, 900 Turns, 1012859 [U8497390], Demountable Transformer D](/thumblibrary/U8497390/U8497390_01_140_140_Coil-D-900-Turns.jpg)
![Teslameter E, 1008537 [U8533982], Magnetic Fields](/thumblibrary/U8533982/U8533982_01_140_140_Teslameter-E.jpg)
![Analogue Multimeter ESCOLA 100, 1013527 [U8557380], Hand-held Analog Measuring Instruments](/thumblibrary/U8557380/U8557380_01_140_140_Analogue-Multimeter-ESCOLA-100.jpg)