The Sheet Film negatives for HRTEM and TEM are developed in the developing room of the dark room using D-19 Chemical as the developer and Kodak Polymax Fixer as the fixer in the plate processor machine. The developed negatives are printed in the printing room of the dark room using the Enlarger machine.

The Roll Film negative from the SEM is developed in the developing room of the dark room using D-76 Chemical as the developer and Kodak Polymax Fixer as the fixer. The developed negatives are printed in the printing room of the dark room using the Enlarger machine.