Olympus-OM
[Top] [All Lists]

Re: [OM] Zuiko 500/8 mirror

Subject: Re: [OM] Zuiko 500/8 mirror
From: Rick Beckrich <rbeckrich@xxxxxxxxx>
Date: Wed, 16 Feb 2011 08:39:13 -0500
Inspirational... no kidding.

I had no idea one could pull such results from a mirror lens.

Thanks,

Rick

On Wed, Feb 16, 2011 at 1:27 AM, Moose <olymoose@xxxxxxxxx> wrote:

> On 2/15/2011 2:54 PM, usher99@xxxxxxx wrote:
> > I think with ease of PP, likely better to have resolution over contrast.
>  As I recall the Sigma 600/8 has quite good res. I remember trying Moose's
> on a OM-2 and it was a bit tricky to focus but not impossible in good light
> with the 1-13 screen.  I suspect with Mag live view on a tripod, would be a
> piece of cake.  Might be a nice travel long tele  for shots otherwise
> written off.
> > I recall a few of Moose's shots during a visit a year ago or so to the
> North Shore of Boston  with the Sigma 600/8 CAT. I doubt he would mind a
> re-post.
> >
> > http://tinyurl.com/45brl7d    Not sure how he processed that.
>
> Nor is he sure how he processed it, but it's generally easy to adjust for
> low contrast. It helps to shoot RAW, so you
> have lots of luminance values to stretch out. The next image in that little
> gallery is a full pixel sample.
> <
> http://galleries.moosemystic.net/MooseFoto/index.php?gallery=Travel/NorthEast_2009/Massachusetts&image=_MG_7329fpii2.jpg
> >
>
> I adjust differently for this kind of low contrast than does Piers. I
> generally use LCE first, as edge contrast is low.
> That usually perks things up a lot and spreads the top and bottom. Then
> Levels to pull top and bottom out to the ends,
> if needed, and Curves to adjust contrast by eye.
>
> Here's another, full frame.
> <
> http://galleries.moosemystic.net/MooseFoto/index.php?gallery=California/Albion&image=_MG_9162rot.jpg
> >
> Full pixel <
> http://galleries.moosemystic.net/MooseFoto/index.php?gallery=California/Albion&image=_MG_9162rotfprii.jpg
> >
> Tree in context. <
> http://galleries.moosemystic.net/MooseFoto/index.php?gallery=California/Albion&image=_MG_9169ia50.jpg
> >
>
> On APS, it's the eq. of 960 mm <
> http://www.moosemystic.net/Gallery/MPhotos/Maine/Sigma600/pages/02_1631.htm
> >
> Here's a 100 mm eq. setting shot. <
> http://www.moosemystic.net/Gallery/MPhotos/Maine/Sigma600/pages/01_1637.htm
> >
>
> With good subjects like those three, a mirror lens is great. With
> individual highlights far from the focal plane, it
> gets more troublesome. <
> http://www.moosemystic.net/Gallery/MPhotos/Maine/Sigma600/pages/01_1637.htm
> >
>
> In other circumstances, the OOF background areas can range from slightly
> odd to almost surreal. This image shows a nice
> range of depth and various looks.
> <
> http://galleries.moosemystic.net/MooseFoto/index.php?gallery=California/Albion&image=_MG_9159cr1iim.jpg
> >
>
> I would expect the Zuiko 500/8 to give pretty similar results, with better
> contrast before PP and slightly less detail
> resolved. The Sigma tested with slightly higher center resolution. That,
> together with the 20% greater focal length,
> mean the Sigma should resolve more detail from the same subject area. BTW,
> the Sigma has very nice build quality, better
> than the Tamrons I've had.
>
> I've not had much trouble with focusing 350/5.6, 500/8 and 600/8 mirrors,
> even on the tunnel viewfinder 300D, but my
> vision is unusually good. With the Meade 1000/11 on OM, it's definitely
> easier with the appropriate tele viewscreens.
> Haven't tried it on digital.
>
> Moose
> --
> _________________________________________________________________
> Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
> Archives: http://lists.thomasclausen.net/mailman/private/olympus/
> Themed Olympus Photo Exhibition: http://www.tope.nl/
>
>
-- 
_________________________________________________________________
Options: http://lists.thomasclausen.net/mailman/listinfo/olympus
Archives: http://lists.thomasclausen.net/mailman/private/olympus/
Themed Olympus Photo Exhibition: http://www.tope.nl/

<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz