Far-optical device
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United States of America Patent
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Dec 27, 2016
Grant Date -
Oct 2, 2014
app pub date -
Jun 16, 2014
filing date -
Jul 20, 2005
priority date (Note) -
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Abstract
A far-optical device comprising a reversal system and an adjustable optical magnification means with more than fourfold magnification, wherein the far-optical device has an optical beam deflection means which at all magnifications ensures a subjective field of view of the far-optical device of at least 22° at least for light of a wavelength of about 550 nm.
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