Invention Grant
- Patent Title: Viewing cone adjustment system
- Patent Title (中): 观察锥体调节系统
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Application No.: US11112640Application Date: 2005-04-22
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Publication No.: US08665381B2Publication Date: 2014-03-04
- Inventor: Brett E. Dahlgren
- Applicant: Brett E. Dahlgren
- Applicant Address: US TX Houston
- Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee: Hewlett-Packard Development Company, L.P.
- Current Assignee Address: US TX Houston
- Main IPC: H04N9/31
- IPC: H04N9/31 ; H04N9/28
Abstract:
One embodiment of a viewing cone adjustment system includes a projection lens that defines a projection lens optical axis adjustably offset from a viewing screen optical axis, and an image source device that defines an image source optical axis adjustably offset from the projection lens optical axis.
Public/Granted literature
- US20060238658A1 Viewing cone adjustment system Public/Granted day:2006-10-26
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