Only the painting of the damaged areas is not quite so simple! But is possibly because the tip with the "Sprühschablone" did not work with me because I did not have selective damage, but 2 long scratches.
Still, it's become quite well visually. After all, one is not constant zoom to 5-10 cm at the (former damaged area, and then if necessary to find a flaw even in backlight.
Conclusion:
Buy recommendation!
I would again at any time with such a repair attempt (before tearing the pan out and new purchases).