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jaapv

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I decided to send my Vario-Elmar 105-280 to Meister for a commission sale to put the proceeds towards a 90-280 SL. No joy. Meister has the good habit to let Leica check the lenses out before selling them on. Leica CS: it needs some haze removal and the focusing needs lubrication Fair enough, but: difficult, difficult. We might damage the lens and we we are doubtful about the results. And we have no parts (I know that) It will be 800 Euro without guaranty, not even if we break it...  I think not. Off to Will van Manen for a nice CLA at a reasonable price I just spoke with Will, the  lens is eminently serviceable. It will do well on the CL I should think. So no 800 Euro for Leica and no 90-280 sale...

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Yah! Happened with my 28-M v.3 when I sent it for 6-bit coding a couple of months ago. "Balsam fraktur - no parts - won't repair - won't even add coding." (It was indeed showing Newton rings inside, but images quite well). Fortunately. with 2 M10s, I can devote the backup body to using the 28 with an external finder and just leave it permanently selected in the lens menu.

I think the unspoken message is "Buy new lenses!"

Edited by adan
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Lest there be confusion, the 28mm v.3 (11804) has normally been supported by Leica for 6-bit coding. (Unlike the 35 lux non-ASPH, which never had the modern thin flange required)

Doesn't require special machining - simply swapping in a current mount/flange and painting the B/W pits as needed.

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But.....

- the generous interpretation - Leica can't repair the separated element, and doesn't want to even touch the lens with a screw-driver lest they be held reponsible.

- the less generous version - Leica regrets that commitment they made back in 2006, and is looking for any excuse to drive older-lens users to buy new APO/ASPH goodies, and cut back on the service/support they need to maintain for 40-year-old lenses (or even newer R lenses, to jaap's point).

I can test that theory - I have an uncoded 75 Summilux (also listed as supported) that, while working fine, would benefit from a CLA as well (focus ring is just microscopically wiggly). I'll send that in, and if I get the "sorry,  no parts" excuse on that also, I'll know what they're really up to.

But thanks for the DAG tip. Will use if needed in either case.

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  • 5 weeks later...

Andy, 

Malcolm Taylor explained the problem with Leica lenses made after the mid 1960's to me. The later lens elements were cemented with UV hardening Epoxy cement rather than the earlier natural Canada Balsam (extracted from the Balsam Fir tree). The earlier lens elements can be separated by soaking in very hot water. In order to separate the later elements you have to boil them in Methylene Chloride in a pressure cooker. Methylene Chloride is now a scheduled toxic and hazardous substance, having been removed from non-commercial paint strippers some years ago, which is why they don't work as well now. In pressure cookers, apparently it tends to rot the seals, so that they then leak the very nasty vapour. It can only legally be handled by licensed handlers in the EU, which Leica may not be, hence their refusal to service the lens. Now some smaller repairers may well be prepared to turn a blind eye to the strict letter of the law and still cook up an epoxy cemented lens in Methylene Chloride but the problem is that if their pressure vessel exploded or the leak caused injury, they would be in serious trouble with the authorities. Even after boiling in Methylene Chloride, apparently you often have to pry the elements apart, with a high risk of damage. 

Wilson

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I've been fortunate that my Leica M's and lenses have not needed service.  But not so with my Nikon 80 - 200mm AF zoom.  The auto focus motor went bad.  Nikon's response - unrepairable, no parts left.  Jaap, maybe we could make a pair of bookends with our useless zoom lenses.

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On 8/12/2019 at 11:59 AM, zeitz said:

I've been fortunate that my Leica M's and lenses have not needed service.  But not so with my Nikon 80 - 200mm AF zoom.  The auto focus motor went bad.  Nikon's response - unrepairable, no parts left.  Jaap, maybe we could make a pair of bookends with our useless zoom lenses.

With all the bitching about Leica QC, back in my Nikon AF days, every new G lens I bought needed repair or replacement, often right out of the box. Blown AF motor, de-centered elements to shutter leaves that came apart in shipping. Without exception.

Even the bodies; the first D700 never mounted AIS lenses properly and needed the entire mount assembly serviced. CLA for a 20-year old FM2-T from Nikon? Forget it. 

Edited by james.liam
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Will van Manen came to the rescue -  He CLAd the lens for half the price in a fraction of Leica's turnaround time, and I suspect he did a better job too. Apart from paint wear, the lens is better than new.

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On 7/11/2019 at 11:19 PM, adan said:

Lest there be confusion, the 28mm v.3 (11804) has normally been supported by Leica for 6-bit coding. (Unlike the 35 lux non-ASPH, which never had the modern thin flange required)

Doesn't require special machining - simply swapping in a current mount/flange and painting the B/W pits as needed.

But.....

- the generous interpretation - Leica can't repair the separated element, and doesn't want to even touch the lens with a screw-driver lest they be held reponsible.

- the less generous version - Leica regrets that commitment they made back in 2006, and is looking for any excuse to drive older-lens users to buy new APO/ASPH goodies, and cut back on the service/support they need to maintain for 40-year-old lenses (or even newer R lenses, to jaap's point).

I can test that theory - I have an uncoded 75 Summilux (also listed as supported) that, while working fine, would benefit from a CLA as well (focus ring is just microscopically wiggly). I'll send that in, and if I get the "sorry,  no parts" excuse on that also, I'll know what they're really up to.

But thanks for the DAG tip. Will use if needed in either case.

I had my Summilux 75 CLA’d and coded in Wetzlar 3 years ago. I couldn’t be happier 

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