A projection image display apparatus capable of maintaining the positional accuracy of an integrator optical system even when subjected to an external force is provided. The projection image display apparatus includes an integrator optical system which converges and uniformizes a light emitted from a light source, a color separating optical system...
source Optical Component patent applications http://ift.tt/1rXXZEx
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source Optical Component patent applications http://ift.tt/1rXXZEx
via
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