0018 9439 SS 1 Exposure Control Sensing Region Lower Horizontal Edge
0018 9440 SS 2 Center of Circular Exposure Control Sensing Region
0018 9441 US 1 Radius of Circular Exposure Control Sensing Region
0018 9439 SS 1 Exposure Control Sensing Region Lower Horizontal Edge
0018 9440 SS 2 Center of Circular Exposure Control Sensing Region
0018 9441 US 1 Radius of Circular Exposure Control Sensing Region