Missing Camera docu

[Helper]

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On 27/02/2004 at 01:31, xxxxxxxx wrote:

User Information:
Cinema 4D Version:   8.500 
Platform:      
Language(s) :   C.O.F.F.E.E  ;

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I am writing a script to output data of a camera animation to file.
I can't find any (useful) information on the c4d camera. Inparticular I need the field of view (either horizontal or vertical - best both).

Does anybody know how c4d focal length and aperture relate to fov ?

regards, Oliver