T. Arabo, Z., زينة, E. Al-Abdullah, A., عبد, A. Al-Khashab, M. and منى 2025. A Rotation Free Image of Triple Polepiece Projector Lens Design. Rafidain Journal of Science. 21, 3 (Jun. 2025), 57–64. DOI:https://doi.org/10.33899/rjs.2010.37340.