If you are looking for them, here are the f/2.8 Fast Glass on the Derby Track logos in various formats. If you are not looking for them, you should be.
Hey, i really enjoy your roller derby photography. What is the fast glass logo meaning? What is it for?
It’s from a Facebook group of roller derby photographers. We needed a place to store it.
I need to find an old lens at goodwill and laser engrave this into it. ;)