That's simply nit picking. But you missed my point entirely: I said it was _not_ necessary to understand ...
Don Dr E D F Williams http://personal.inet.fi/cool/don.williams Author's Web Site and Photo Gallery Updated: March 30, 2002 ----- Original Message ----- From: "Michel Carrère-Gée" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Monday, November 25, 2002 6:57 PM Subject: Re: Why I won't be buying an MZ-S > Dr E D F Williams a écrit: > > A beginner need not 'understand' f stops .... > ...To learn that > > f22 is smaller than f2 takes a minute or two. You are told .... > > To understand well it is necessary to write correctly : > You must not write F2, but F/2 (F divided by 2, where F is the focal > length) > So, you understands well whereas F/2 is a bigger opening that F/16. > > My English is poor, but the arithmetic is easy. ! > > Michel > > >
