A. Salaih, K., خضر, A. Daher, S., سوري, K. Abbas, I. and اسماعيل 2025. Fabrication Optical Filters to Enhance the Contrast for Black and White Photomicrograph Film. Rafidain Journal of Science. 21, 2 (Jun. 2025), 77–84. DOI:https://doi.org/10.33899/rjs.2010.38363.