Transmission type projection screen
1. Field of the Invention A transmission type projection screen includes a diffusion layer on which projection light is focused, and a neutral gray layer positioned behind the diffusion layer on a rear side of the diffusion layer at which the projection light enters. The optical density of the neutr...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | 1. Field of the Invention
A transmission type projection screen includes a diffusion layer on which projection light is focused, and a neutral gray layer positioned behind the diffusion layer on a rear side of the diffusion layer at which the projection light enters. The optical density of the neutral gray layer is in the range of 0.05 to 0.7. |
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