This is probably not it, it’s too old (1997) and by a male student. Anyway, here are the keywords for your research:
anamorfoza w malarstwie praca doktorska filetype:pdf
Edit: The “Lover’s Embrace” could be a misremembering of Para kochanków (“Pair of Lovers”) by Jan Ziarnko (1608), and this article, which might be it (not a thesis but by a female Polish scholar in 2014), includes a decoded version: https://bibliotekanauki.pl/articles/706976.pdf#page=3 (NSFW)
Probably not, the images are very garbled because they are meant to be viewed in a polished cylinder. See what I found: https://repozytorium.biblos.pk.edu.pl/redo/resources/27069/file/suwFiles/ZdziarskiA_RzutAnamorficzno.pdf#page=27
This is probably not it, it’s too old (1997) and by a male student. Anyway, here are the keywords for your research:
anamorfoza w malarstwie praca doktorska filetype:pdf
Edit: The “Lover’s Embrace” could be a misremembering of Para kochanków (“Pair of Lovers”) by Jan Ziarnko (1608), and this article, which might be it (not a thesis but by a female Polish scholar in 2014), includes a decoded version: https://bibliotekanauki.pl/articles/706976.pdf#page=3 (NSFW)
“cylinder”
The cylinder cannot be damaged in any way
And, like @timori@social.wuatek.is, from Poland.
And should be tube shaped.