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Keystone correction derived from the parameters of projectors

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
Reexamination Certificate

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Keystone correction derived from the parameters of projectors

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
Reexamination Certificate

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Keystone correction derived from the parameters of projectors

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
Reexamination Certificate

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Keystone correction system and method

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
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Keystone correction system and method

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
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Keystone correction using a part of edges of a screen

Optics: image projectors – Distortion compensation
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Keystone distortion correction of a projector

Optics: image projectors – Distortion compensation
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Keystone distortion correction system for use in multimedia...

Optics: image projectors – Distortion compensation – For projection axis inclined to screen
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Keystoning and focus correction for an overhead projector

Optics: image projectors – Distortion compensation
Patent

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