KODAK Process Control Densitometer. The KODAK Process Control Densitometer is a specialized instrument designed to measure the optical density of photographic films and prints. This measurement is crucial in sensitometry to ensure consistent image quality during film processing. Note: No power adapter, cables/wires, or any other accessories are included. Note: No encoders/connectors/batteries or any other accessories are included. All photos are part of the description. If something is not pictured, it is not included. All photos clearly and accurately represent the product/item you will receive.