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  Previous versions of Steve Spencer's message #15203377 « In Stock: Voigtlander 35mm f/1.2 Nokton III Aspherical »

  

Steve Spencer
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Re: In Stock: Voigtlander 35mm f/1.2 Nokton III Aspherical


Fred Miranda wrote:
LBJ2 wrote:
I'm still trying to get over, Fred with a Leica Rangefinder camera Go Fred Go !


---------------------------------------------

GMPhotography wrote:
OMG Fred bought a Leica. I missed all of this. I’m lost on this lens if it’s good or not for our Sony. There talking a E mount





I purchased a minty M240 from the buy and sell board so I can finally test M-mount lenses on it.

So far I have two lenses for it. CV 35/1.2 III and Zeiss 35/1.4 ZM. (Staying away from Leica lenses )
I find it quite surprising that the rangefinder allows me focus with great accuracy with both 35mm lenses wide open for environment portraits.

The 35/1.4 ZM in particular is a lens I always loved. From what I can tell, on the Leica thin sensor, it's the only lens that challenges the Sigma 35/1.2 at all distances. For those who tried it on the Sony with a PCX front lens, rendering is quite smooth but not at the same level as the Voigtlander since the Zeiss is better corrected for SA.

@Steve Spencer@, the issue with the weird rendering on the Sony towards the corners was due to induced field curvature + optical vignetting. On the Leica rendering is more even across the frame. (Same for resolution at infinity). For the FE 50/1.4 ZA fans, the 35/1.4 ZM has very similar look imo.

I compared the CV 35/1.2 III to my CV 40/1.2 E-mount and found the former was even sharper at center. I was hoping for a strong mid-field but found it a bit soft until about f/2-2.8. The Zeiss on the other hand is sharp at all zones from wide open. Aside from rendering, that's the main difference between the two.


Fred,

The issues of the bokeh in the corners is not just on Sony, which made it worse, but it was noticed first by Ron Scheffler (rscheffler) when he first tested it on his Leica M240, when the lens first came out. I can't find those original posts, but I am pretty sure I am remembering that right. I also saw it on my Leica M10, when I had that camera and the lens. The field curvature was a big deal for Sony, and the weird corners were probably worse on Sony, but the problem was still there, IMO, on Leica as well.

Edit: Here is a summary from one of Ron's early posts on the lens. You will see he mentions some of the bokeh issues even in this early post:

https://www.fredmiranda.com/forum/topic/1318450/10&year=2014#12697578



Apr 17, 2020 at 11:56 AM
Steve Spencer
Offline
Upload & Sell: On
Re: In Stock: Voigtlander 35mm f/1.2 Nokton III Aspherical


Fred Miranda wrote:
LBJ2 wrote:
I'm still trying to get over, Fred with a Leica Rangefinder camera Go Fred Go !


---------------------------------------------

GMPhotography wrote:
OMG Fred bought a Leica. I missed all of this. I’m lost on this lens if it’s good or not for our Sony. There talking a E mount





I purchased a minty M240 from the buy and sell board so I can finally test M-mount lenses on it.

So far I have two lenses for it. CV 35/1.2 III and Zeiss 35/1.4 ZM. (Staying away from Leica lenses )
I find it quite surprising that the rangefinder allows me focus with great accuracy with both 35mm lenses wide open for environment portraits.

The 35/1.4 ZM in particular is a lens I always loved. From what I can tell, on the Leica thin sensor, it's the only lens that challenges the Sigma 35/1.2 at all distances. For those who tried it on the Sony with a PCX front lens, rendering is quite smooth but not at the same level as the Voigtlander since the Zeiss is better corrected for SA.

@Steve Spencer@, the issue with the weird rendering on the Sony towards the corners was due to induced field curvature + optical vignetting. On the Leica rendering is more even across the frame. (Same for resolution at infinity). For the FE 50/1.4 ZA fans, the 35/1.4 ZM has very similar look imo.

I compared the CV 35/1.2 III to my CV 40/1.2 E-mount and found the former was even sharper at center. I was hoping for a strong mid-field but found it a bit soft until about f/2-2.8. The Zeiss on the other hand is sharp at all zones from wide open. Aside from rendering, that's the main difference between the two.


Fred,

The issues of the bokeh in the corners is not just on Sony, which made it worse, but it was noticed first by Ron Scheffler (rscheffler) when he first tested it on his Leica M240, when the lens first came out. I can't find those original posts, but I am pretty sure I am remembering that right. I also saw it on my Leica M10, when I had that camera and the lens. The field curvature was a big deal for Sony, and the weird corners were probably worse on Sony, but the problem was still there, IMO, on Leica as well.



Apr 17, 2020 at 11:46 AM





  Previous versions of Steve Spencer's message #15203377 « In Stock: Voigtlander 35mm f/1.2 Nokton III Aspherical »