Mohammed Faisal F, Y. Hasan S. Strehl Ratio for Annular Eccentric Circular Aperture with Presence of Seidel Aberrations. IJET [Internet]. 2018 Dec. 9 [cited 2024 Nov. 22];7(4.36):674-7. Available from: https://sciencepubco.com/index.php/ijet/article/view/24221