OT-ish: Blue LEDs

[Paul Koning]

>>>>> "Jules" == Jules Richardson <julesrichardsonuk at yahoo.co.uk> writes:

 Jules> Does anyone know when blue LEDs first became commercially
 Jules> available? The pair of Apollos that arrived at the museum
 Jules> yesterday both have rectangular blue LEDs fitted alongside the
 Jules> amber and green on the front of the machine - the systems date
 Jules> from 1990 though...

Sounds a bit early, but the silicon carbide ones go back a ways.  I
wonder if the Cree website might tell.

I'm pretty sure a friend of mine showed me some back when I still
worked at DEC, which would make it 1994 or before.

       paul