Job Description:

• 1) Operates photocomposing machine to repeat designs on film for transfer to sensitized copper rollers used in printing such products as wallpaper and oilcloth: Sketches design layout on worksheet according to sequence in which design is to be repeated around roller.

• 2) Computes machine setting required to repeat design on film as laid out on worksheet, using standard formulas and tables.

• 3) Mounts positive print on negative frame, aligning centerline on print with centerline on frame, and tapes print in position.

• 4) Masks area around print with black paper.

• 5) Centers film on backboard of machine and tapes film in position.

• 6) Lifts backboard against negative frame and locks in position.

• 7) Moves negative frame in position for exposing film to first repeat of design, following computations on worksheet.

• 8) Starts compressor that creates vacuum between negative frame and backboard, drawing backboard against negative frame.

• 9) Exposes film to light through positive print for specified time, transferring image from print to film.

• 10) Repeats process until design has been repeated along vertical and horizontal plane of film a specified number of times.

• 11) Removes exposed film from machine and processes film through series of chemical baths to develop, fix, and rinse film.

• 12) Examines developed film for exposure errors and misalignment of repeated designs.

• 13) Agitates film in chemical solution to etch out overexposed film.

• 14) Discards unusable film.

• 15) Hangs developed film on line to dry.