Archived posting to the Leica Users Group, 2010/04/16

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Subject: [Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit
From: hopsternew at gmail.com (Geoff Hopkinson)
Date: Sat, 17 Apr 2010 08:03:21 +1000
References: <149154731978312752334976821763000514463-Webmail@me.com> <162966731575485035816048575106874570466-Webmail@me.com> <s2u36172e5a1004151722m79422551g8764da3fb6a486a3@mail.gmail.com> <43BF321A-7034-4058-AC2E-63ACC42ADBE0@frozenlight.eu> <t2jee8fa51c1004160236w78e74436m648cefc817d39adc@mail.gmail.com> <DECE86B1-749C-401E-A1DA-75A04790BC23@usjet.net>

The focus and limited DoF are what I intended. I agree that this superb beer
is worthy of its own portrait.
Marty did just that for you at the table that afternoon
http://gallery.leica-users.org/v/hoppyman/2/tk.jpg.html

Regarding the feel of the focus rings on this lens and the Summilux 50 ASPH.
as Marty noted they share a similar design with the floating element to
improve close in performance.
When I first got the Summilux 50 I read the general advice about some of
them having overly firm focus actions. I confess that I cycled the focus
ring many several thousand times, effectively putting years of wear on the
mechanism adjustment. Fast forward two years or so and I was in Solms and
had my M8 upgraded (now sold).
 The technician offered to check both these lenses and he handed the 50 to
the Customer Service Division Head as well.  Three seconds operation of the
focus ring and he said, we will fix it.
http://www.pbase.com/hoppyman/image/123115387

They took both lenses and tested them . "Yyour lenses are good, we can make
them better". Which they did (and for free). The technician explained to me
that it was vital for the best accuracy that there be no discernible play in
the movement, else focusing to the same point from near to far or vice versa
may not be perfectly consistent. I can only comment that I'd never noted any
focus error (except self induced) beforehand but both lenses now are superb.
Before they serviced the 50
http://www.pbase.com/hoppyman/image/114622564

Further to that I cannot detect any change in feel at all through the focus
ranges with either. Maybe time for Marty to try them again ;-)

Cheers
Geoff
http://www.pbase.com/hoppyman


On 17 April 2010 02:16, Robert Meier <robertmeier at usjet.net> wrote:

> The focus should be on the glass, not her face.
>
>
> On Apr 16, 2010, at 4:37 AM, Marty Deveney wrote:
>
> Ahhh, the paradox.
>>
>> I was sitting next to Geoff when he took this one:
>> http://www.pbase.com/hoppyman/image/101824440 and that was where I
>> realised that the 75/2, which I had reviewed a year or so earlier when
>> it came out, really was amazing.  Making a lens that compact with a
>> floating element is a real design coup.  Poor Zeiss had to completely
>> redesign their 85/2 because Leica thought their design infringed their
>> patents and being good corporate citizens, Zeiss redesigned the lens.
>> The Zeiss 85 is larger, a bit too large.  The Leica 75/2 is very nice.
>>
>> But the focus feel bugs me.  I can feel the tension in the focus ring
>> change when the floating element starts to move and that annoys me.
>> This doesn't happen with my Nikkors, but they are also larger.  The
>> Summarit is very nice, but I really wanted a lens that focused to 0.7
>> metre.  I have the same problem with the 50/1.4 asph.  For some reason
>> it is less apparent with the 21 and 24 Summiluxes and the 0.95 Nocti.
>> Their floating elements do work differently, but I haven't seen one
>> taken apart to see if the mechanism is different.  I assume it is.
>>
>> So I still have a 75 Summilux, which visibly shifts focus,
>> particularly on the M8 or M9, which also annoys me.  It looks amazing
>> when you nail the focus, but it is a bit hit and miss for me, even
>> with a 0.85x finder and a magnifier.
>>
>> So I've worked myself into a corner.  I don't like to wait and like
>> everyone, I like nice lenses.  I'd better make a decision soon.
>>
>> Marty
>>
>>
>> On Fri, Apr 16, 2010 at 2:27 PM, Nathan Wajsman <photo at frozenlight.eu>
>> wrote:
>>
>>> Everything Geoff writes is correct. I bought his Elmarit 90 and it is a
>>> fine lens, but on the M8 I simply prefer the 75mm focal length.
>>>
>>> As for relative sharpness, it seems to me that the 75 is just a bit
>>> sharper, but then again I do not do lens tests and the 90 is plenty sharp
>>> too.
>>>
>>> Nathan
>>>
>>> Nathan Wajsman
>>> Alicante, Spain
>>> http://www.frozenlight.eu
>>> http://www.greatpix.eu
>>> http://www.nathanfoto.com
>>>
>>> Books: http://www.blurb.com/bookstore/search?search=wajsman&x=0&y=0
>>> PICTURE OF THE WEEK: http://www.fotocycle.dk/paws
>>> Blog: http://www.fotocycle.dk/blog
>>>
>>>
>>>
>>>
>>>
>>>
>>> On Apr 16, 2010, at 2:22 AM, Geoff Hopkinson wrote:
>>>
>>> Scott, I don't know which Emarit you have but the last model discontinued
>>>> when the Summarit was introduced is extremely good (Nathan's got my
>>>> first
>>>> one and I got another one afterwards). For some reason they never seemd
>>>> to
>>>> attract the same attention as other models, yet the performance is right
>>>> up
>>>> there and the used prices seem modest to me.
>>>> http://www.pbase.com/hoppyman/image/90958365 (M7)
>>>> http://www.pbase.com/hoppyman/image/91237793 (M7)
>>>>
>>>> I bet that you wouldn't see any practical difference in 'sharpness'
>>>> between
>>>> the two lenses. The Summarit is very well reported too. Keep in mind
>>>> when
>>>> you do your sums that the Summarit does not come standard with its
>>>> screw-on
>>>> hood and hood cap. The Summarit will focus down slightly closer than the
>>>> Elmarit M but that one has the slightly higher magnification of course.
>>>>
>>>> If you budget allows, my recommendation is to get the superb APO
>>>> Summicron
>>>> 75 ASPH. A WONDERFUL lens that has it all and does especially well in
>>>> close.
>>>> http://www.pbase.com/hoppyman/image/101180894 (M8)
>>>> http://www.pbase.com/hoppyman/image/119520958 (M9)
>>>> http://www.pbase.com/hoppyman/image/101824440 (M9)
>>>> http://www.pbase.com/hoppyman/image/118188935 (M9)
>>>> http://www.pbase.com/hoppyman/image/119381979 (M9)
>>>> Cheers
>>>> Geoff
>>>> http://www.pbase.com/hoppyman
>>>>
>>>>
>>>> On 16 April 2010 07:47, Scott Gregory <s_gregory1 at mac.com> wrote:
>>>>
>>>> Nathan, I have been considering selling a chrome 90 elmarit I've had
>>>>> since
>>>>> new and replacing it with the 75 Summarit. I use it on the M8 and
>>>>> perhaps
>>>>> down the road aways, might buy a M9. In your opinion is the 75 Summarit
>>>>> sharper than the 90? I like the idea of a 75 on a full frame sensor for
>>>>> portraits.
>>>>> Thanks,
>>>>>
>>>>> Scott
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> Leica Users Group.
>>>>> See http://leica-users.org/mailman/listinfo/lug for more information
>>>>>
>>>>>
>>>> _______________________________________________
>>>> Leica Users Group.
>>>> See http://leica-users.org/mailman/listinfo/lug for more information
>>>>
>>>>
>>>
>>> _______________________________________________
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>>>
>>>
>> _______________________________________________
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>>
>
>
> _______________________________________________
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> See http://leica-users.org/mailman/listinfo/lug for more information
>


Replies: Reply from benedenia at gmail.com (Marty Deveney) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)
In reply to: Message from s_gregory1 at mac.com (Scott Gregory) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)
Message from hopsternew at gmail.com (Geoff Hopkinson) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)
Message from photo at frozenlight.eu (Nathan Wajsman) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)
Message from benedenia at gmail.com (Marty Deveney) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)
Message from robertmeier at usjet.net (Robert Meier) ([Leica] Wow, the last word on Bokeh, from Zeiss now 75mm Summarit)