A COMPUTATIONAL INVESTIGATION OF LENS MATERIALS FOR PASSIVE INFRARED OPTICAL SYSTEM. Al-Nahrain Journal of Science, [S. l.], v. 10, n. 1, p. 49–54, 2018. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/1491.. Acesso em: 14 may. 2024.