Temiz, Burak Ka?an2024-11-072024-11-0720200031-9120https://doi.org/10.1088/1361-6552/ab41eehttps://hdl.handle.net/11480/11074In my previous article (Temiz B K 2020 Phys. Educ. 55 027002), I demonstrated that images on a screen covered with paper are seen clearly when the paper is close to the screen but become blurry when the paper is moved away. I wanted you, the readers, to find the reason behind this phenomenon. In this study, I aim to give the answer to this question. © 2020 IOP Publishing Ltd.eninfo:eu-repo/semantics/closedAccessArticle55310.1088/1361-6552/ab41ee2-s2.0-85082853788Q2