In article <5ab552$3m7@dfw-ixnews7.ix.netcom.com>, mmathu@ix.netcom.co says...
>In
>Sherman"
>> New to photography, so please forgive the apparent silly question...
>> Some of my lenses have f-stop dials that have stops *between* the
>> ones actually painted on the dials. Can anyone list for me those
>> in between the usually-printed stops on the lenses?
>A complete "half-stop" listing, with enough accuracy to drive any
>photographer crazy, is f/64.00, f/53.82, f/45.25, f/38.05, f/32.00,
>f/26.91, f/22.63, f/19.03, f/16.00, f/13.45, f/11.31, f/9.51, f/8.00,
>f/6.73, f/5.66, f/4.76, f/4.00, f/3.36, f/2.83, f/2.38, f/2.00, f/1.68,
>f/1.41, f/1.19, f/1.00.
[rest of nice post deleted for space reasons]
BTW, you can use the in-between stops in an infinitely variable way
(or, at least you can on the nice older, more "analogue" cameras....;-).
Knowing what the 1/4, 1/3, and 1/2 stop values are is a matter of
curiosity, but is of little use photographically...
Hope This Helps