Excellent reproduction of the reflector

To save another childs heartache, you could use the lens from an illuminated switch such as this:
http://cpc.farnell.com/apem/a0163b/18mm ... dp/SW02413
Was the hexagonal pattern part of the red plastic part, or from the pill packet ?
I have seen very similar patterns on LED lenses, but I have yet to find one in red - they all seem to be clear:
http://cpc.farnell.com/fraen/fhs-hwb1-l ... dp/SC02208
Adrian.