Job Description:

• 1) Prepares photographic plates used to print pattern of aperture masks on sensitized steel: Examines unexposed plate to detect foreign particles or emulsion flaws.

• 2) Transfers image from master plate to unexposed plate by means of contact exposure and immerses plate in series of chemical and water baths to develop image on plate.

• 3) Examines plate over light box in darkroom to detect flaws and verify conformity of pattern with master plate.

• 4) Measures dot size and center distance, using calibrated microscope, and examines master and production plates for dot damage.

• 5) Repairs defective plates by filling in missing dots, using photographic touch-up tool and ink.

• 6) Installs and aligns plates in printing case for DISPLAY-SCREEN FABRICATOR.

• 7) Prepares developing solutions, following formula.