Your lens apertures are getting sticky. They need to be CLA'd. The
diaphragm should snap into the same position every time and the opening
shouldn't change size depending on how fast or slow the diaphragm is
moving. Even cheep lenses shouldn't behave this way.
At 07:11 PM 7/11/2001 -0500, you wrote:
>Interesting. It could also be a problem they fixed with the ZX series
>cameras, or maybe they are all supposed to do that and my camera is busted.
> Another possibility is that it has something to do with the meter
>inaccuracy problems with the PZ-1p, matrix metering, and A lenses?
>
>Something simular that I have noticed with my older cameras, like the KX,
>is that the lens will stop down differently depending on how fast I push
>the DOF lever down. If I do it slow, it will be wider than if I push it
>fast. It seems to stop down the same if I push it down fast and when the
>camera fires the shutter, so I am not too concerned. This is most evident
>on the A 50mm F1.4 and a Sears 135mm. Maybe the PZ-1p's aperture lever is
>stopping the lens down more slowly when the lens is set to A than it does
>when an aperture is selected by the aperture ring?
>
>Todd
>
>At 03:20 PM 7/11/01 -0700, you wrote:
> >>I have not noticed and significate differences with my A lenses and the
> >>ZX-M. So it's possible that Alan's camera simply needs adjusting, which
> >>would make sense since they are all off by about the same amount.
> >
> >I did have my Z-1p checked by Pentax when I was in Australia few years ago.
> >Unfortunately, the guy said the camera was perfectly okay and gave me an
> >unfriendly look (felt like I was making something up). Since my recent Z-1p
> >has exactly the same problem (or not a problem at all), I don't think my
> >Z-1ps (2 in total) were an insolated case.
> >
> >regards,
> >Alan Chan
> >_________________________________________________________________________
>
>-
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