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Re: [OM] Standard lens?

Subject: Re: [OM] Standard lens?
From: "Lama-Jim L'Hommedieu" <lamadoo@xxxxxxxx>
Date: Tue, 1 Apr 2003 01:35:12 -0500
Oh, no.  Gees, Moose.  A little bit of praise and what happens?  You trot out 
1/4 stops!  You went from "useful and thorough" to
"useless and arcane".    :)

Lama


From: "Moose"
> The simple math is that 1/4 stop increments (to more decimal places than
> have any possible practical meaning) from f1 to f2 are
> 1.000
> 1.069
> 1.155
> 1.265
> 1.414 (sqrt of 2)
> 1.512
> 1.633
> 1.789
> 2.000
>
> As you can see, 1.8 is 1/4 stop faster than 2.0 and 1.4 is 1 stop faster
> than 2.0.


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