I have an F84 that I’d like to get a set of the front-printed numeric/F-keys for.  I ordered a set like this from Unicomp a number of years ago, but they weren’t very good quality, the text was really fuzzy and diffused.  Are these keys different (your own creation?)

https://www.modelfkeyboards.com/wp-content/uploads/2019/02/Extra-Keys-A3.png