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)
![光具座滑块 D，90/50, 1002635 [U103111], 使用光具座的光学](/thumblibrary/U103111/U103111_01_140_140_光具座滑块-D-9050.jpg)
![圆筒支脚, 1002834 [U13265], 基底](/thumblibrary/U13265/U13265_01_140_140_圆筒支脚.jpg)
![带支杆的偏振过滤器, 1008668 [U22017], 位于支架上的光学组件](/thumblibrary/U22017/U22017_01_140_140_带支杆的偏振过滤器.jpg)
![精密光具座 D，500 mm, 1002630 [U10302], 使用光具座的光学](/thumblibrary/U10302/U10302_01_140_140_精密光具座-D-500-mm.jpg)
![直流电源 1 – 32 V / 0 – 20 A, 1012857 [U11827-230], 供电器](/thumblibrary/U11827-230/U11827-230_01_140_140_直流电源-1-32-V-0-20-A.jpg)
![通用夹, 1002833 [U13261], 脚架材料: 夹具和套管](/thumblibrary/U13261/U13261_01_140_140_通用夹.jpg)
![一套接插线，15个，长度 75 cm, 1002840 [U13800], 电循环](/thumblibrary/U13800/U13800_01_140_140_一套接插线-15个-长度-75-cm.jpg)
![电子衍射试管, 1013889 [U185711], 电子管S](/thumblibrary/U185711/U185711_01_140_140_电子衍射试管.jpg)
![LED 光学灯, 1020630 [U21882], 位于支架上的光学灯](/thumblibrary/U21882/U21882_01_140_140_LED-光学灯.jpg)
![Laser Module, Green, 1003202 [U22001], 位于支架上的光学灯](/thumblibrary/U22001/U22001_01_140_140_Laser-Module-Green.jpg)
![直流电源0 – 20 V, 0 – 5 A (115 V, 50/60 Hz), 1003311 [U33020-115], 供电器](/thumblibrary/U33020-115/U33020-115_01_140_140_直流电源0-20-V-0-5-A-115-V-5060-Hz.jpg)
![光谱管电源（115V, 50/60Hz）, 1000683 [U418001-115], 光谱管和灯](/thumblibrary/U418001-115/U418001-115_01_140_140_光谱管电源-115V-5060Hz.jpg)
![Flint Glass Block for Faraday Effect, 1012860 [U8474060], 棱镜](/thumblibrary/U8474060/U8474060_01_140_140_Flint-Glass-Block-for-Faraday-Effect.jpg)
![Cardboard Plate, 1000936 [U8492341], 静电学](/thumblibrary/U8492341/U8492341_01_140_140_Cardboard-Plate.jpg)
![线圈 D, 900 匝, 1012859 [U8497390], 可拆卸变压器D](/thumblibrary/U8497390/U8497390_01_140_140_线圈-D-900-匝.jpg)
![Electric Field Meter (115 V, 50/60 Hz), 1001029 [U8533015-115], 静电学](/thumblibrary/U8533015-115/U8533015-115_01_140_140_Electric-Field-Meter-115-V-5060-Hz.jpg)
![光传感器, 三个范围, 1021502 [UCMA-BT50i], 传感器](/thumblibrary/UCMA-BT50i/UCMA-BT50i_01_140_140_光传感器-三个范围.jpg)
![传感器电缆, 1021514 [UCMA-BTsc1], Additional accessories for Computer-aided experimentation](/thumblibrary/UCMA-BTsc1/UCMA-BTsc1_01_140_140_传感器电缆.jpg)
![Experiment: Faraday effect (230 V, 50/60 Hz), 8000689 [UE4040600-230], Polarisation](/thumblibrary/UE4040600-230/UE4040600-230_01_140_140_Experiment-Faraday-effect-230-V-5060-Hz.jpg)
![Experiment: Line Spectra (115 V, 50/60 Hz), Basic equipment, 8000705 [UE5020100-115], Atomic shells](/thumblibrary/UE5020100-115/UE5020100-115_01_140_140_Experiment-Line-Spectra-115-V-5060-Hz-Basic-equipment.jpg)