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Archive 2016 · Techart PRO AF adapter now In Stock!

  
 
Jack Thompson
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p.68 #1 · p.68 #1 · Techart PRO AF adapter now In Stock!


candreyo, can you estimate the amount of travel in the mount when it moves? We talking a millimeter or two?


Dec 08, 2016 at 01:14 PM
candreyo
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p.68 #2 · p.68 #2 · Techart PRO AF adapter now In Stock!


Hi Jack,
Yes, I'd say the top wobbles back and fourth at least a good 1-1.5mm, no more then this, but enough to throw thin depth of field focus off when using lenses with wide aperture.

Jack Thompson wrote:
candreyo, can you estimate the amount of travel in the mount when it moves? We talking a millimeter or two?




Dec 08, 2016 at 11:01 PM
CE33
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p.68 #3 · p.68 #3 · Techart PRO AF adapter now In Stock!


candreyo & Jack - Did either of you use heavier lenses?


Dec 09, 2016 at 02:27 AM
genji
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p.68 #4 · p.68 #4 · Techart PRO AF adapter now In Stock!


jonrock wrote:
If it's like any other Nikon G adapter, there's a ring to move the aperture lever in Nikon G lenses.


Actually, it's not like any other Nikon G adapter. As I said in my post, "the Leicaist Nikon G to Leica M adapter has no aperture control ring", which is obvious when one looks at pictures of the adapter. There can't be "a ring to move the aperture lever in Nikon G lenses" because there is not enough depth in the adapter to include such a ring. Which would appear to make the Leicaist Nikon G to Leica M adapter extremely inconvenient to use with the TAP. The same holds true for the Leicaist Canon EF to Leica M adapter. Viva lenses with aperture rings.







Dec 09, 2016 at 03:55 AM
DavidBM
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p.68 #5 · p.68 #5 · Techart PRO AF adapter now In Stock!


genji wrote:
Actually, it's not like any other Nikon G adapter. As I said in my post, "the Leicaist Nikon G to Leica M adapter has no aperture control ring", which is obvious when one looks at pictures of the adapter. There can't be "a ring to move the aperture lever in Nikon G lenses" because there is not enough depth in the adapter to include such a ring. Which would appear to make the Leicaist Nikon G to Leica M adapter extremely inconvenient to use with the TAP. The same holds true for the Leicaist Canon EF to Leica M adapter.
...Show more

Hmm. This Leicaist (Nik(G)-L/M) Nikon G adapter looks exactly the same as the Leicaist Nik-L/M I have. Except for the letter G.

The one I have is of course fine for any Nikon mount lens with an aperture lens (such as Zeiss ZF or older Nikons).

But what is the difference between the one I have and the new one? I though the only relevant difference between a G adapter and one that isn't sold for G is that it would have an aperture control). Maybe Leicaist just changed the name on the adapter, without quite realising what it meant?? But maybe not, I'm don't have a Nikon history...



Dec 09, 2016 at 05:18 AM
Jack Thompson
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p.68 #6 · p.68 #6 · Techart PRO AF adapter now In Stock!


CE33 wrote:
candreyo & Jack - Did either of you use heavier lenses?


No, not really, the heaviest lens I used was a C/Y 35-70 3.4. Waiting to hear back from TAP.



Dec 09, 2016 at 10:30 AM
Jack Thompson
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p.68 #7 · p.68 #7 · Techart PRO AF adapter now In Stock!


CE33 wrote:
candreyo & Jack - Did either of you use heavier lenses?


No, not really, the heaviest lens I used was a C/Y 35-70 3.4. Waiting to hear back from TAP.



Dec 09, 2016 at 10:30 AM
jacquesvroom
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p.68 #8 · p.68 #8 · Techart PRO AF adapter now In Stock!


Kids:
a. I can't pretend to the sophistication or expertise of many colleagues here on FM. But I will say, it appears to me the gods do not want us to use heavier lenses with TAP. TAP instructions mention a dividing line of 700 grams. I believe most of you will not like the experience of using otherwise MF lenses much at all, if they are near or above that weight. It's possible, but not worth it. On the other hand, lighter, smaller MF lenses with the TAP are clear evidence of a beneficent deity. It's magical.
b. In the matter of adapting lenses without aperture rings—combining lenses without them and the TAP is like working on a perpetual-motion machine—lovely idea, but likely to take a lot of time to figure out.
c. Thanks to all here.
Jacques Vroom



Dec 09, 2016 at 11:37 AM
CE33
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p.68 #9 · p.68 #9 · Techart PRO AF adapter now In Stock!


If anyone's looking for a cheap tripod and quick-release plate solution, I just wanted to report that the Ravelli APGL5 tripod works with the TAP. I got mine on Amazon 3-4 years ago. I guess it's no longer available there (and I can't vouch for newer models), but it seems you can still find it on eBay for half the price I paid.

http://www.ebay.com/sch/i.html?_from=R40&_trksid=p2322090.m570.l1313.TR0.TRC0.H0.Xapgl5.TRS0&_nkw=apgl5&_sacat=0

It's not the manfrotto quality, but more than decent for the price. I've put it through mine through a quite a bit of use & abuse over the past few and it's held up well.



Dec 09, 2016 at 05:21 PM
genji
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p.68 #10 · p.68 #10 · Techart PRO AF adapter now In Stock!


DavidBM wrote:
Hmm. This Leicaist (Nik(G)-L/M) Nikon G adapter looks exactly the same as the Leicaist Nik-L/M I have. Except for the letter G.

The one I have is of course fine for any Nikon mount lens with an aperture lens (such as Zeiss ZF or older Nikons).

But what is the difference between the one I have and the new one? I though the only relevant difference between a G adapter and one that isn't sold for G is that it would have an aperture control). Maybe Leicaist just changed the name on the adapter, without quite realising what it meant?? But maybe
...Show more

As you suggest, the only difference between the adapters seems to be the name: Nik-L/M vs Nik(G)-L/M. Colour me cynical but I find it difficult to believe that Leicaist changed the name without realising what they were doing, given that the G designation specifically refers to Nikon F mount lenses without an aperture ring. Since the Techart PRO shop lists Leicaist adapters for 17 different mounts, surely it's unlikely that Leicaist doesn't understand the variations in the Nikon F mount. On the other hand, one product shot shows a Nikon AI-S lens (with an aperture ring) mounted on the G adapter.

Techart / eBay sellers charge $10 / $12.50 more for the Nik(G)-L/M adapter than the Nik-L/M model so there's at least one thing we can be sure about: you're paying a premium for that missing aperture control ring.

[Edited] I was wrong. I should have looked at the photographs of the adapter more carefully. As jonrock points out in his later post (below), the Leicaist Nik(G)-L/M adapter does have an aperture control mechanism: rotating the adapter itself activates a bar that moves the aperture lever in Nikon G lenses.






Edited on Dec 10, 2016 at 12:45 AM · View previous versions



Dec 09, 2016 at 08:19 PM
k-h.a.w
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p.68 #11 · p.68 #11 · Techart PRO AF adapter now In Stock!


Thanks. Flag on FAQ?



Dec 09, 2016 at 09:09 PM
jonrock
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p.68 #12 · p.68 #12 · Techart PRO AF adapter now In Stock!


genji wrote:
Actually, it's not like any other Nikon G adapter. As I said in my post, "the Leicaist Nikon G to Leica M adapter has no aperture control ring", which is obvious when one looks at pictures of the adapter. There can't be "a ring to move the aperture lever in Nikon G lenses" because there is not enough depth in the adapter to include such a ring. Which would appear to make the Leicaist Nikon G to Leica M adapter extremely inconvenient to use with the TAP. The same holds true for the Leicaist Canon EF to Leica M adapter.
...Show more


Actually, that is what I thought of it too until I saw different angles of the adapter. However, if you look at different pictures of the adapter, there is a ring to control the aperture. It's just that the adapter seems to have a different design compared to any of my other Nikon G adapters.

http://www.ebay.com/itm/Nikon-G-lens-to-Leica-M-LM-camera-Ring-for-M240-M9-M8-M7-with-TECHART-LM-EA7-/291882385218?hash=item43f58bbf42:g:jC4AAOSwmLlX4jaJ

Take a look at the 4th picture in this Ebay listing. There's space for the ring to move. There's also a bar that will move the aperture lever in Nikon G lenses.



Dec 09, 2016 at 09:17 PM
genji
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p.68 #13 · p.68 #13 · Techart PRO AF adapter now In Stock!


genji wrote:
As you suggest, the only difference between the adapters seems to be the name: Nik-L/M vs Nik(G)-L/M. Colour me cynical but I find it difficult to believe that Leicaist changed the name without realising what they were doing, given that the G designation specifically refers to Nikon F mount lenses without an aperture ring. Since the Techart PRO shop lists Leicaist adapters for 17 different mounts, surely it's unlikely that Leicaist doesn't understand the variations in the Nikon F mount. On the other hand, one product shot shows a Nikon AI-S lens (with an aperture ring) mounted on the G
...Show more

Ah, my apologies! I was expecting there to be a ring with a numerical index, as one sees in the Metabones Nikon G/F To Sony E adapter. But the 4th picture makes clear how the mechanism works: you press the silver button to unmount the lens while rotating the entire outer ring towards the button moves the bar that's visible in the lower right, which as you say moves the aperture lever. But how do you know what aperture you're setting?

Edited on Dec 10, 2016 at 12:38 AM · View previous versions



Dec 09, 2016 at 09:45 PM
genji
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p.68 #14 · p.68 #14 · Techart PRO AF adapter now In Stock!


k-h.a.w wrote:
Thanks. Flag on FAQ?


I was going to flag it on the FAQ but jonrock correctly pointed out that the Nik(G) adapter contains a lever that moves the aperture lever in Nikon G lenses.



Dec 09, 2016 at 09:48 PM
bluloo
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p.68 #15 · p.68 #15 · Techart PRO AF adapter now In Stock!


On my Commlite, it only has numbers so you know you're either increasing, or decreasing. You don't know the exact aperture.


Dec 09, 2016 at 09:50 PM
k-h.a.w
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bluloo wrote:
On my Commlite, it only has numbers so you know you're either increasing, or decreasing. You don't know the exact aperture.



Well, one could use the "lightmeter" in the camera to set the aperture correctly. Works for me.

K-H.



Dec 09, 2016 at 09:59 PM
DavidBM
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p.68 #17 · p.68 #17 · Techart PRO AF adapter now In Stock!


genji wrote:
Ah, my apologies! I was expecting there to be a ring with a numerical index, as one sees in the Metabones Nikon G/F To Sony E adapter. But the 4th picture makes clear how the mechanism works: you press the silver button to unmount the lens while rotating the entire outer ring towards the button moves the bar that's visible in the lower right, which as you say moves the aperture lever. But how do you know what aperture you're setting?


Look down the front of the lens and judge the size of aperture you want as the iris operates? Ought give a good enough guide for DOF purposes given you are probably not using the exact aperture to calculate the exposure like in the Old Days...

Or as the previous poster suggested, put it in aperture priority with non-auto ISO and watch the shutter speed change as you adjust the aperture.



Dec 09, 2016 at 10:29 PM
genji
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p.68 #18 · p.68 #18 · Techart PRO AF adapter now In Stock!


DavidBM wrote:
Look down the front of the lens and judge the size of aperture you want as the iris operates? Ought give a good enough guide for DOF purposes given you are probably not using the exact aperture to calculate the exposure like in the Old Days...

Or as the previous poster suggested, put it in aperture priority with non-auto ISO and watch the shutter speed change as you adjust the aperture.


Other than winding up with a large dollop of egg on my face, I can't help thinking that a Nikon G lens would have to be pretty special for one to be willing to go through these contortions to use it with the TAP.



Dec 10, 2016 at 12:28 AM
mustafa604
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p.68 #19 · p.68 #19 · Techart PRO AF adapter now In Stock!


So is this adapter that make the lenses autofocus? I was checking the other thread about 50 C 1.5 ZM. Now In the words (50mm c 1.5 zm) there is no mention of mount. How does one know what lenses are M mount? Cause this lens is Zeiss not a leica? So confused.


Dec 10, 2016 at 12:55 AM
Fred Miranda
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p.68 #20 · p.68 #20 · Techart PRO AF adapter now In Stock!


mustafa604 wrote:
So is this adapter that make the lenses autofocus? I was checking the other thread about 50 C 1.5 ZM. Now In the words (50mm c 1.5 zm) there is no mention of mount. How does one know what lenses are M mount? Cause this lens is Zeiss not a leica? So confused.


The Zeiss ZM line is design for the Ikon System which is M-mount. (same as Leica)

Here is the Zeiss Ikon Camera:
http://www.zeiss.com/camera-lenses/en_us/camera_lenses/zeiss-ikon/zeiss_ikon_camera.html

Here are the Zeiss ZM lenses:
http://www.zeiss.com/camera-lenses/en_us/camera_lenses/zeiss-ikon/distagont2815zm.html



Dec 10, 2016 at 01:23 AM
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