Optical system, and optical apparatus
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United States of America Patent
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Apr 24, 2007
Grant Date -
Feb 12, 2004
app pub date -
Feb 7, 2003
filing date -
Feb 8, 2002
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The invention relates to an optical system that has reduced power consumptions, ensures noiseless operations and fast responses, contributes to cost reductions due to simplified mechanical structure, and, albeit having a small outside diameter and small size, is capable of focusing and zooming. The optical system of the invention comprises a variable mirror and a moving optical element group. The optical element group has a zooming function, and the variable mirror has a focusing function. An optical apparatus of the invention comprises such an optical system as mentioned above.
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