Interchangeable objective for integrated rangefinder cameras
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United States of America Patent
Stats
-
Jan 31, 2006
Grant Date -
Aug 25, 2005
app pub date -
Feb 16, 2005
filing date -
Feb 23, 2004
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An interchangeable objective for integrated rangefinder cameras is described, having a mechanically mounted objective head (1) and a spiral (14) with a bayonet fitting (15), the spiral (14) containing a spiral mechanism (16) for driving an objective head carrier (17) that is guided axially in a straight line and formed as a cylindrical ring, and a focusing ring (18) which is connected to the spiral mechanism (16) and can be actuated from outside, and is characterized in that, for the purpose of inserting a rear mount part (5) of the objective head (1) into the objective head carrier (17), the focusing ring (18) can be released from the spiral mechanism (16) by removing radially oriented connecting means (19) and can be pushed onto a front mount part (3) of the objective head (1), a threaded ring (7) is rotatably mounted on a central mount part (4) of the objective head (1), and the threaded ring (7) can be screwed (26) onto the objective head carrier (17) in order to connect the objective head (1) to the latter.
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Cited Art Landscape
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