/u/Sin-Silver's posts in /r/askscience
A common characteristic of single and multilayer dielectric coatings and interference filters is that transmittance and reflectance spectra shift to shorter wavelengths as they are tilted from normal to oblique incidence. Why?
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Is it possible for a photodetector to determine the wavelength of light incident on it without accompanying Optics?
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If a meteorite, with the exact same characteristics as the dinosaur killing one, was on a collision course with Earth, How soon would we be able to detect it?
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Is it possible for a photodetector to determine the wavelength of light incident on it without accompanying Optics.
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