Focal-length adjusting assembly for binoculars
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United States of America Patent
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-
Jul 2, 1991
Grant Date -
N/A
app pub date -
Jun 30, 1989
filing date -
Jul 4, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention relates to a focal-length adjusting assembly for a pair of binoculars which adjusts the eyepieces relative to the optics and which can hold the adjusting screw or rod in a click-stopped position which automatically positions the eyepieces in a position for viewing an object at an infinite distance.
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