| 摘要 |
The invention includes an apparatus to produce and transmit a particular form of polarized light so as to be able to reduce the footprint depth of a rear image projection system. The apparatus includes a laser projector (310) that projects a first form of polarized light along an optical path. The apparatus also includes a conversion mirror (312), a screen (314) having a rear facing the conversion mirror (312), and a functional mirror (319) adjacent to the rear of screen (314) and in the optical path between the conversion mirror (312) and the screen (314).
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