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M8 observations


Guest guy_mancuso

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Here's a quick tweak to the curves, in PS, of the file procesed with the look. This is where you do the retouching - smoothing etc, in the space which the look made for you.

 

 

Edmund

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Well done

 

I really didn't want to mess with the image, just applied a slight curve - makes her a bit more brilliant.

 

Higlight/shadow adjustment is actually the quick fix that you really want to call in immediately after the look. At that point you smooth, fix and you're done.

 

Edmund

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Hehe, everyone has their preferred look! I like a more literal image... which is why I'm not a portrait photographer. :) People hate the way they look in my portraits. :eek:

 

L1124701-new.jpg

 

This was done by duping the image, converting it to B&W (25-25-50% RGB in channel mixer, to simulate panchromatic with minus-green, the green channel is very high contrast in the original), converting the original to Lab, copying the B&W dupe into the L channel, then desaturating until it's basically a B&W image with a little color on top. :cool: Finally back to sRGB to post here. It's fun to compare styles!

 

I agree with eronald that the M8 benefits from flattening the midtones (the opposite of an S curve). IMO not just for portraits, but for just about everything. It also makes the Leica glass really sing IMO!

 

BTW, there's a strange dark band at the left edge...

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Last issue that we need to tackle or should I say leica and that is cyan cast. here is a 21mm and it is obvious at least to me that there is a cyan drift here that needs to be controlled . It really comes up in the 21 the 28 on certain things yes but still not acceptable , the 35mm I barely notice it but again it needs to go bye bye. This image it is obviously there and reason i am showing it and frankly reason i am showing all of these in the first place. is to point out certain things with this system.

 

So my final observations are this if I did not think it was worth it , i would have sold the whole lot months ago, that is the bottom line . But the images are stellar in many ways and the camera is a small tool that cranks out great images that is hard to pass on. After months with this i could not sell it even if i tried my heart would be ripped out. BUT we still need to clear the air here and that is the cyan drift must go PERIOD. And with that cure we need to calibrate and profile the raw processors to get the critical color we need. Okay most clients would never notice it is slightly off but i do and that is what counts and i come first. The bug fixes need to be fixed and we all know that is a short time away. Too me the biggies are the cyan cast , let's solve these shutdowns and new profiles. lets throw in a couple fast wides to boot .

 

26165d1171774528-m8-observations-l1125613.jpg

 

 

Hi Guy,

 

I hope it's OK that I have taken the photo and gave it try with PT tools in PS. (You can get them free somewhere and I was reading about it here. :D)

 

In PTcorrect I used the Radial Luminance function and set it to R18 G10 B10 . I'm sure one can do better settings, but it took me only 25 seconds :p .

 

guy.jpg

 

 

Best regards

 

Karl-Heinz

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Guest guy_mancuso

Jan that is the edge of the wall so normally there just croped a little close to it.

 

Karl very nice and there is a version for Mac that I NEED to load. Glad you did this

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Guest guy_mancuso

David that would be awesome . i finally caught up on some projects so i can first fix my Mac which i have been curtains of death from the memory ( may have a bad Apple chip) and wanted to get working on Pano Tools , so i will wait with baited breath to try your alternate method. Hopefully 1.10 comes and this will all be a moot point

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... wanted to get working on Pano Tools , so i will wait with baited breath to try your alternate method. Hopefully 1.10 comes and this will all be a moot point

 

Sure Guy,

 

But I'd say that even with firmware 1.10 available and working, it won't be a moot point for those of us with non-Leica lenses that either:

 

1) don't have an equivalent Leica lens focal length, such as the CV 12mm f/4.5 Heliar, or

 

2) have a lens that can't be hand-coded easily, such as the Zeiss 15mm f/2.8 Biogon, because of a bayonet screw right in the coding area

 

DH

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Guy,

 

That Zeiss 15mm Biogon is such a fantastic lens, I can't believe that a lens-o-phile like you doesn't already have two copies .... :)

 

Trust me, you'll love the quality of the images from that lens - the only niggling remaining issue is using the Biogon with a 486 filter, and I hope to have an easy method up for anybody to use that will take care of this last remaining M8 usability issue.

 

DH

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Hi Guy,

 

Here's my quick (for I have tons of other pictures to wire right now) conversion of your bride in Aperture.

 

Hans

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Guy,

 

thanks for bringing up these last 'issues'. (the cyan cast on shorter lenses and the red skintones we get, especially with flashlight because of the high IR)

 

It's a good thing that they be brought under Leica's attention, and I hope they will be solved soon.

 

Peter

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I have been fiddling with C1 and ACR and I am liking the results better with ACR -- after you calibrate it. If you shoot a Gretag-Macbeth Chart and then follow the directions and run the script you can find here: <http://www.xs4all.nl/~tindeman/raw/acr-calibrator-l.html>, and then save it as a custom profile, you may find C1 unnecessary -- though I do sometimes take a look at some of the profiles for C1 and "apply" them in PS. It is pretty easy to eliminate the red Guy was talking to about even if you don't custom profile. I've been doing all this without 486 filters as Leica hasn't sent them yey and can't get them anywhere anyhow. Will have to reprofile with the filters. Also have not tried the script above in CS3 as its got a completely new ACR (v. 4.0) in it. So far for me, I am finding ACR3 too buggy to use -- its just for playing with as of now.

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Guest guy_mancuso

Yes they are and what I was trying to point out was the IR filters will maintain black in all situations that I have run across with regards to lighting.

 

What is interesting right now is the state of flux with regards to raw processing . We have 2 beta's Lightroom, ACR , one that is ready for a upgrade C1 than another one that does NOT support our camera's Aperture and than Raw Deveeloper for Mac and who knowswhat i maybe missing but none of them at the moment are the Holy Grail like C1 and the DMR are. We are getting better though I will say that and folks like Edmund , Jamie and others that are working the profiles and such. But things will settle down soon I hope

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Guest guy_mancuso

Rob I use the Metz 54 but i do use it on manual a lot also and dial down the flash for the fill stuff or i drag the shutter . Never put the camera on A mode with flash and when indoors i use the A mode on the flash , don't like the GNB setting. Don't like that pre-flash stuff. Really one has to think of the flash as a dumb instrument,It has no clue what you as the shooter want to do so it is a matter of us controlling it just like Auto Focus it has a mind of it's own and reason i don't like it. This is why i use leica gear besides the lenses it is the control of the camera and it's simplicity that i want to control what I want to do. i think most leica folks feel the same way too, reason i said on one thread a great learning camera becuase we have to work it. Flash should be treated the same , yes the A mode works but i also adjust the bounce sometimes just to bracket it's output.

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