MOHAMAD, A. R.A.S.; ABASS, R. S.. Evaluating The Cumulative Line Spread Function For ZnSe Infrared Material In The Optical Design of Lenses. Ibn AL- Haitham Journal For Pure and Applied Science, [S.l.], v. 18, n. 3, p. 30-37, june 2019. ISSN 2521-3407. Available at: <http://jih.uobaghdad.edu.iq/index.php/j/article/view/2220>. Date accessed: 26 aug. 2019.