Quote:
Originally posted by DA Morgan:
dehammer wrote:
"yes, diode lasers existed in the 70's but they were not that common."

They were in my lab.

Either way it renders your original statement invalid. Perhaps you would wish to acknowledge that you were in error?
show me where i ever said they did not exist.

show me what this has to do with wheither or not there is an increase in energy from putting mirrors on a ruby.

anothe point, i said "all laser cavities". diodes dont have laser cavities.

the more man learns, the more he realises, he really does not know anything.