Copy Stand - Cheap and easy to build

Step 7 The pivot for the pivot arm

The pivot point for the pivot arm is a short round headed screw, I used ¼” dia. but it is not critical. The position of the pivot point is critical though; mark the middle of the shorter aluminium angle of the L frame and then mark for drilling the camera arm pivot offset to this. The offset is the distance from the base to the centre of the camera lens, plus ½ the width of one of the outer faces of the aluminium angle. See the diagram: