Suchfun maybe talking about a Micro-Mesh kit. I've used it on my dive computer's protective plastic screen and it worked great. I got a used kit when I worked at Lockheed Aeromod back in the last century.
Try doing a search here:
http://www.aircraftspruce.com/
Here are a couple of kits:
http://www.aircraftspruce.com/catalo...eshscratch.php
http://www.aircraftspruce.com/catalo...ieldrestor.php
Hope that helps.