It’s not difficult to make it. I got an auger-bit with 2,5 mm diameter, and I bored holes. Then I got a scalpel, and I made the hols to angeled.

A light is two led in serial connection.(So it doesn’t light too bright).

I bought the leds in an communications shop.

[link]http://img.tar.hu/semseyp/img/24292207.jpg#3[/link]