It drives me bonkers that there's no details on where I can get the lens, or paper template. I get that I'm not the market, but I still don't see "why not". I k

It drives me bonkers that there's no details on where I can get the lens, or paper template. I get that I'm not the market, but I still don't see "why not". I know they made the lens themselves, but specs or something would be great for me.