Answer to Mark Warner's Question

Paul Smith paul.smith at
Tue Nov 2 11:50:13 EST 1999

To the Moderator,
I am presenting for listing an answer to the question over light intensity
unit convrsions. It is from another Forum, whereby I transferred the
question and someone kindly gave a rapid response (2 minutes!!)

The response given was
From: Dan B.
                                                        1/11/99 15:18:55
  Subject: re: Langleys and Watts
                                                             post id: 4113
  Too easy Paul,

  langleys/min. x 697.32 = watts/meter2
  langleys/min. x 4.1855 = joules/centimeter2 min.
  langleys/min. x 3.692 = BTU/foot2 min.

  Get the rest at

  Dan - The Internet search wiz..

Hope this helps

Paul Smith

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