----- Original Message ----- 
From: "Barry Rice"
Subject: Pentax fish-eye


>
> Hey Folks,
>
> I'm in the market for a good fish-eye lens for my ZX-5n. (Well,
really, it's
> for me.)
>
> I'm looking at buying either a used Pentax 17/4.0, or perhaps a
Sigma
> 15/2.8. Does anyone on this list have comments about either lens? I
tend to
> stick with Pentax lenses, but if the 17/4.0 is considered
comparatively weak
> next to the Sigma 15/2.8, I'd be interested to hear about it.

I can't speak for the Sigma, but I am pretty sure the Pentax 17f/4
will be pretty good. My Super Tak 17mm fisheye is a good performer.

>
> I do macro work so always focus manually. What matters to me is the
quality
> of the optics. I like an extremely deep depth of field, so I expect
I'll be
> shooting with the lens stopped down all the way...

Don't stop down more than you have to.

William Robb


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