You guys were almost all correct! It's a strong XF45 in a PCGS holder. I just purchased some new macro filters (not lenses) and they work pretty well, as you can tell from those pictures. Here's a link if you're interested: https://www.ebay.com/itm/Andoer-49m...e=STRK:MEBIDX:IT&_trksid=p2057872.m2749.l2649