The November 1997 issue of The Celator contained a pertinent, interesting article "Did Ancient Celators Use Magnifying Lenses?" It's downloadable from:
There are lots of similar ones in the fake reports, and they occasionally show up in threads here at CCF. (Some examples below.) As our member MartiVltori states in one of the threads, "...this Lucius Verus with the chariot reverse is an extremely common tourist replica and as far as I know is not even based on a legitimate example."
First resembles Marcus Aurelius, but I'm no Roman expert. Others will contribute, I'm sure. Providing a close-up of the remaining obverse legend would be helpful.
I think I can see IMP CAES M ANT GORDIANVS on the second. Perhaps Gordian III?
Providing a shot of the reverse of the Janus would be helpful. Is it a galley prow?