@Rich: why not just dip the LED into acetone, which would soften the plastic, and press it against a cloth or something to roughen the exterior? It will diffuse the light quite nicely, I should imagine.
I'm using Adafruit's NeoPixel Strips -- the main reason for putting a 1cm diameter disk of tranclucent film in front of them is to make it look cool, even when it's turned off
NASA's Orion Flight Software Production Systems Manager Darrel G. Raines joins Planet Analog Editor Steve Taranovich and Embedded.com Editor Max Maxfield to talk about embedded flight software used in Orion Spacecraft, part of NASA's Mars mission. Live radio show and live chat. Get your questions ready.
Brought to you by