If you are making a mirror for a big telescope (that uses visible light), how smooth should the glass be? In other words, irregularities in the glass should be no larger than (approximately!): a) 1 mm (10-3 m) b) 1 nm (10-9 m) c) 1 fm (10-15 m) d) - PowerPoint PPT Presentation

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If you are making a mirror for a big telescope (that uses visible light), how smooth should the glass be? In other words, irregularities in the glass should be no larger than (approximately!): a) 1 mm (10-3 m) b) 1 nm (10-9 m) c) 1 fm (10-15 m) d)

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Frustration? Polarization? What direction of microwave polarization (i.e. E field) ... If I cross two polarizers, no light gets through. – PowerPoint PPT presentation

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