AL_SALIH, Rafe; KAREEM KALIL, Nawras. The effect of Air Gap Width on the Focal Properties of Objective Snorkel Lens. Tikrit Journal of Pure Science, [S. l.], v. 29, n. 2, p. 53–58, 2024. DOI: 10.25130/tjps.v29i2.1505. Disponível em: https://tjpsj.org/index.php/tjps/article/view/1505. Acesso em: 17 jun. 2025.