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Re: [ATM] Diagonal Size

Hi vladimir,

Tuesday, December 13, 2005, 6:33:42 PM, you wrote:


v> Very close approximation for it is given by a simple expression 1-(1-c^2)^2,
...
v> A 20% c.o. (c=0.2) will transfer ~8% of energy outside of the Airy disc.

Vlad - is 'c' based on obstructed area ratio or ratio of
diameters ?
-- 

Best regards,
  Richard in the UK

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