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Testing for polarised sunglasses
Image 1 shows two polarised lenses parallel to each other. Image 2 shows the polarised lenses perpendicular to each other – almost no light can pass through. Image 3 shows a non-polarised lens. Image 4 shows a non-polarised lens perpendicular to a polarised lens. The polarised light passes through.
Rights: Public domain
Published: 21 June 2019Size: 83.98 KB