Easel with standard masks.
1-15. DESCRIPTION OF CABINET.
The cabinet is a completely enclosed unit with
an adjustable shelf. The doors of the cabinet can be locked closed by a latch
located on the right-hand door.
a. Two rear top bed brackets and two front top bed brackets, mounted on
the cabinet, hold the camera during horizontal operation.
b. During vertical operation, the camera is held by two side bed brackets
and the two front top bed brackets, and is secured in position by bed latch
brackets and latch fasteners.