If you were to use a simpler formula (21+35)/2 the result would give you a
lens that is slightly more accessible. 28
----- Original Message -----
From: <frieder.faig@xxxxxxxxxxxxxxxxxxxxxxxxx>
To: <olympus@xxxxxxxxxxxxxxx>
Sent: Friday, March 29, 2002 3:07 PM
Subject: Re: [OM] which wide angle to get??
> On Wed, Mar 27, 2002 at 03:22:27PM -0800, Rick Adshead wrote:
> > I am a semi-lurker but occasionally I have a question that cannot be
easily
> > answered...like this one.
> >
> > Which is the best lens to fill the gap between 21mm and 35mm? I have
both of these
> > but its a loooong way between 21 and 35(which is my Normal lens).
> >
> > So what is it..the 24 or the 28. F/2 of course.
>
>
> sqrt(35/21)*21= 27.11088
>
>
> So a 27.1mm lens would be exact in the middle between your lenses.
>
>
>
> May I ask do you really wan`t to carry that amount of lenses with you?
> The step 21mm -> 35mm is a factor of 1.67. Olympus recomended
> a factor of 1.6 for a good line up of primes.
> On my last trip I was happy with 21 -> 40mm. While I was dissapointed
> when I once traveled with 24 ->35mm, because for my need they were
> too close to each other.
> But everything is personal preference (my normal is 85mm).
>
> Frieder Faig
>
>
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