duce the shutter opening, turning clockwise will increase the ope-
ning.
When setting the opening to 172.8° or 144°, a shutter blade indica-
ting these settings will be visible from behind the left edge of the
mirror. Make sure the white line to the immediate right of the
172.8° and 144° markings meet the left edge of mirror.
When the adjustment is complete, remove the tool and store back in
the hollow of the carrying handle.
2.4 FILM GATE AND PULLDOWN CLAW
2.4.1 Co-planar Movement
All Aaton cameras incorporate a patented means of advancing the
film called a co-planar claw movement. By utilizing this technique,
Aaton is able to achieve an ultra-precise pulldown with a minimal
number of moving parts. The co-planar concept is the key to the ca-
mera’s low-noise operation.
The film gate also features a side pressure bar which is recessed into
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