Image providing apparatus

Details Image providing apparatus Image providing apparatus

2007-03-15

2010-10-05

Spector, David N (Department: 2873)

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

C349S011000, C345S008000

Reexamination Certificate

active

07808714

ABSTRACT:
Provided is an image providing apparatus having connecting member connecting a head set and optical housing capable of adjusting displacement of the optical housing in the vertical direction to the eyeball of the observer when adjusting the eye-relief of the optical housing to the eyeball of the observer. The ball joint has ball portions respectively on two ends thereof, on one of the ends (upper ends) is provided to the supporting member side capable of maintaining a posture thereof, and the ball portion on another ends (lower ends) is provided to the optical housing side for maintaining a posture thereof. The connecting member has a first member and a second member, the first member is connected to the second member so as to be movable and capable of maintaining a posture thereof.

REFERENCES:
patent: 6034653 (2000-03-01), Robertson et al.
patent: 6680802 (2004-01-01), Ichikawa et al.
patent: 7410255 (2008-08-01), Nakazawa et al.
patent: 2005-055560 (2005-03-01), None

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