The Effect of the Iron Arm’s Relative Position to the Pole piece Tip Position on the Objective Snorkel Lens Type. Rafidain Journal of Science, [S. l.], v. 31, n. 4, p. 39–46, 2022. DOI: 10.33899/rjs.2022.176071. Disponível em: https://rsci.uomosul.edu.iq/index.php/rsci/article/view/47471. Acesso em: 19 oct. 2026.