An optical component includes: a plastic base which has a convex surface and a concave surface; and a multilayer film which is disposed on at least the convex surface of the plastic base. The multilayer film has an average reflectivity of 2% to 10% over a wavelength range of 400 nm...
source Optical Component patent applications http://www.freshpatents.com/-dt20130829ptan20130222913.php
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source Optical Component patent applications http://www.freshpatents.com/-dt20130829ptan20130222913.php
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