Pentax-A SMC 28mm f/2.8 F2.8

Brian Walters supera1000 at
Sat Jul 10 17:35:36 EDT 2010

On Sat, 10 Jul 2010 17:22 -0400, "Eric Weir" <eeweir at>
> On Jul 10, 2010, at 5:04 PM, Godfrey DiGiorgi wrote:
> > They have the linear-action iris actuator and a special position on
> > the aperture ring allowing a Pentax body with on-body aperture control
> > (all the DSLRs) to set the aperture value using the body controls.
> > They're fully compatible with the DSLR bodies with respect to all
> > auto-exposure modes.
> > 
> > The SMC Pentax-A 28mm f/2.8 lens is a wonderful little lens. It's
> > small and light, slightly soft until stopped down to f/4 but has
> > wonderful bokeh. It was the first Pentax lens I used when I purchased
> > the *ist DS body in 2004.
> Hmm. Now it's sounding more interesting. I just purchased a *ist DS. May
> not be able to tell the difference between soft and sharp, but at this
> point would prefer sharp. 
> Is this one in a series of lenses, i.e., are their Pentax-As o other
> focal lengths?

Yes.  You should check out Bojidar Dimitrov's Pentax K-Mount Page.  It
has all the information you can possibly need about Pentax Kmount
cameras, lenses and accessories. It covers film (35 mm and medium
format) and digital camera systems.



Brian Walters
Western Sydney Australia

-- - Does exactly what it says on the tin

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