396 / | HD | PHOTOGRAPHY |
341 | BELLOWS OBJECTIVE CAMERA {5} | |
342 | DF | .~> Camera front or lens mount angularly adjustable |
343 | DF | .~> Having lens movable in its plane |
344 | DF | .~> Having guide and lock |
345 | DF | .~> Having hinged base attached to bellows {1} |
347 | DF | .~> Hinged linkage between objective mount and housing |