Variable magnification indicator in sighting system
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United States of America Patent
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Mar 22, 2016
Grant Date -
N/A
app pub date -
Oct 22, 2014
filing date -
Oct 22, 2014
priority date (Note) -
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Abstract
A magnification zoom sighting system is disclosed. One embodiment includes an objective lens group that produces an image of a distant object at a first focal plane, a zoom lens element that relays the image from the first focal plane to a second focal plane and varies an optical magnification of the image, an ocular lens group for viewing the image at the second focal plane, a magnification adjustment mechanism coupled to the zoom lens element for adjusting an optical magnification setting of the zoom lens element to adjust the optical magnification of the image, and a reticle having magnification indicia, disposed proximate the first focal plane and such that it is configured to be viewable through the ocular lens group in a field of view thereof and superimposed upon the image. The magnification indicia conveys the optical magnification setting of the zoom lens element.
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