>I have been doing some lighting research and found out the LED
>technology only produces about 23 lumens per watt.
>Where the CCF produces in the 80 lumens per watt range.

 From what I recall.. we used some of these as backlights in
'glass' cockpit avionics in the early 1990's (used to work for
Honeywell / Sperry Flight Systems)

Expensive though..

  -tim

90 syncro westy
mesa, az