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Rollei - EOS AF adaptor
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PostPosted: Tue Aug 04, 2009 12:18 am    Post subject: Rollei - EOS AF adaptor Reply with quote

I saw some users using Carl Zeiss for Rollei lenses here in this forum.

My main question is if exists some adaptors with AF confirmer chip. I did a search on ebay and I only found one without chip.

(Maybe I'm looking bad...)


Other question is about these lenses quality. It is so different comparing with C/Y ones?


PostPosted: Tue Aug 04, 2009 12:32 am    Post subject: Reply with quote

I haven't seen any - the stop-down spring is located right where AF contacts are on the camera. The solution would be manufactuing an adaptor that turns the lens about 45 degrees, but so far I haven't seen any.


PostPosted: Tue Aug 04, 2009 2:03 pm    Post subject: Reply with quote

It would be cool at least for those who wants to use these lenses with a small viewfinder like Canon 400D.


PostPosted: Tue Aug 04, 2009 2:36 pm    Post subject: Reply with quote

Lazzaros wrote:
It would be cool at least for those who wants to use these lenses with a small viewfinder like Canon 400D.


But it would become soon obsolete, as all the newer DSLR cameras now have LiveView. So I don't think that adapter producers would consider it now. Two years ago would have been different.


PostPosted: Tue Aug 04, 2009 3:01 pm    Post subject: Reply with quote

You are right Orio,

but personally I don't like live view. It's my bad I know...

Maybe when I get 5D Mark II I'll like it hehe Smile


PostPosted: Wed Aug 05, 2009 10:14 am    Post subject: Reply with quote

i got a 1,7/50 planar and a 2,8/35 distagon in qbm mount and would also be interessted in an adapter with af confirmation to convert it to canon ef!

i think the idea to turn the lens around 45° is a good one. perhaps someone can make some of these adapters. i would definitely buy one!


PostPosted: Wed Aug 05, 2009 2:52 pm    Post subject: Reply with quote

I've got Rollei QBM mount lenses and have also never seen an AF-confirm adapter.

Am liking the idea of the 45 degree shuffle though Wink


PostPosted: Wed Aug 05, 2009 3:13 pm    Post subject: Reply with quote

My main collection was Rollei-QB but there is only one adapter design and that design doesn't allow mounting AFC chip on the adapter. I had a project but couldn't get help from the ones that I trusted. Once we discussed designing a new adapter with Alex but I guess he doesn't feel that there is enough demand to make the investment feasible. So there is no such adapter that allows mounting the chip on the market...


PostPosted: Wed Aug 05, 2009 5:56 pm    Post subject: Reply with quote

If someone do that I'll buy it for sure.

Some of these lenses are cheaper than C/Y ones. And for me it would be important.

I think they don't loose to C/Y "sisters" in quality, or am I wrong?


PostPosted: Thu Aug 06, 2009 1:07 am    Post subject: Reply with quote

Lazzaros wrote:
I think they don't loose to C/Y "sisters" in quality, or am I wrong?


They are close. However, at least some of them *are* different designs from their Zeiss counterparts. Here are a few links with optical diagrams for Rollei vs. Zeiss lenses:

Sonnar 135/2.8:
http://www.fuwen.net/index.php?option=com_content&task=blogcategory&id=46&Itemid=96

Distagon 35/2.8:
http://www.fuwen.net/index.php?option=com_content&task=blogcategory&id=38&Itemid=88

Sonnar 85/2.8:
http://www.fuwen.net/index.php?option=com_content&task=blogcategory&id=43&Itemid=93


PostPosted: Thu Aug 06, 2009 2:24 am    Post subject: Reply with quote

I have been discussing this rotated Rollei adapter with Yalcin (a former Rollei junkie Laughing), but the thing is that I have to make a run of at least 50 pieces.

Prices will be approx EUR28~33 each ... and at this price price i still do not make a lot of profit, and still need to invest a lot of money. I would only consider making these adapters if i have 10+ firm orders.

Therefore, i think it is cheaper to semi-convert the lens using a low-cost Rollei-to EOS mount, and then taking of the release part (which sits in the way of the chip), and then glueing the chip onto the lens.


PostPosted: Wed May 19, 2010 8:18 pm    Post subject: Reply with quote

stay away from Rollei-QBM lenses...
I have infinity problems with shit adapters....
I did not see any good adapters on ebay.
I have:
one Rolleinar 2.8/135mm
one Voigtlander Color-Skoparex AR 2.8/28mm
one Planar "Made by Rollei HFT 1.8/50mm
and I can't use them at infinity with Eos 5D2 !!!

is there a solution?


PostPosted: Wed May 19, 2010 10:03 pm    Post subject: Reply with quote

I use CZ Planar 1.4/50 and CZ Sonnar 2.8/85 with Rollei QBM mount with this adapter and 1DsMkIII without any problem.

Click here to see on Ebay.de

Wink


PostPosted: Wed May 19, 2010 10:07 pm    Post subject: Reply with quote

Rolf wrote:
I use CZ Planar 1.4/50 and CZ Sonnar 2.8/85 with Rollei QBM mount with this adapter and 1DsMkIII without any problem.

Click here to see on Ebay.de

Wink


on eos 350d I have no problems...why i have these problems on ff ?


PostPosted: Wed May 19, 2010 10:09 pm    Post subject: Reply with quote

Don´t know - but 1DsMkIII is FF too.


PostPosted: Thu May 20, 2010 2:32 am    Post subject: Reply with quote

i have a carl zeiss tele tessar HFT 135 ƒ 4, rollei mount. mounted in canon 40D, and don`t have problem. Don`t have AF comfirm.

The pics taken with this lens are lovely.