Technische Bilder und Diskussion: Fokustest, Vignettierung, Objektivverzeichnung, Handhabung.
Objektive mit Pentaxanschluss. Bitte die EXIF's in den Bildern lassen.
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Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 14:29

Yhank you very much you two...

ulrichschiegg hat geschrieben:What a great wonderful piece of art
You're talking of my wife or of my son? :mrgreen:


Here is the second of a triptych.

Bild
Cambodia, Leica Summicron-R 50/2, 1/15s @ 2.8 with Leica R6, Tri-X @ ISO400, 2008. Digitalized with Pentax K-1.
Zuletzt geändert von teiki arii am Do 1. Feb 2018, 22:11, insgesamt 1-mal geändert.

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 15:12

Super! :bravo:

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 16:01

teiki arii hat geschrieben:
ulrichschiegg hat geschrieben:What a great wonderful piece of art
You're talking of my wife or of my son? :mrgreen:



:rofl: :rofl: :rofl: :2thumbs:



Hi Teiki,...the second is great too!!!

..one question,......how did you scan the Negativ with the K1!?...I want to say, the quality of the scan is very good,..especially for the resolution in the Forum!...it works!

beste Grüße

Bernd

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 17:01

Hello Bernd,
thank you for your kind words!
I am trying doing my best to digitalize my negatives. I am not wholly satisfied yet compared to my enlargements. Too much "grain" and unmet results about "sharpness", I hope I shortly have a solution. When ok, I'll give my recipe to the pentax community.
I use my Kaiser 6005 B&W Multigrad enlarger. For digitalizing, I use Pentax K-1 and Sigma Macro 50/2.8 EX DG. Because of the Hallogen light, White balance is fixed at 2800K, and the K-1 at 1/60s f:5.6, Iso100 at Macro 1:1. I shoot in Pixel Shift mode, and work on it thanks to RawTherapee (to avoid Bayer demosaicing) with inverted personnal curve to switch from negative to positive. Then, I can work on Photoshop or Lightroom to adjust everything. Still working to find the best compromise...
Best regards.

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 18:35

Hi Teiki,...understood,...the Grain is the problem.

I know this Problem too :lol: ,...I think it can be that the PS Mode is to sharp,and the Grain ist to brillant :ka: ,..and you only see the Grain.

I'm working on the same Problem :ja:

Here you can see my method for digitalize



beste Grüße

Bernd

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 19:04

Hi Bernd,
to improve acutance and sharpness:
- Invert the negative, then digitalize it and flip flop it back...
- as I use Pixel Shift on Pentax K-1 and Rawtherapee, radius/sharpening should not be more than 0,60...
Best regards.

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 22:17

Hi Teiki,...many thanks!!!!,....

...I will do it in this way!

Bernd

Re: Sammelthread - Leica R-lenses and Pentax K-1

Do 1. Feb 2018, 22:26

Actually, when you print a photo enlargement, the light comes from upperside of the negative. So, I thought it would cost two cents to try to record on a sensor the image coming through the same way as for a print. I tried it and I prefer like that. The grain looks softer but the accutance looks like identical.

:hat:

Re: Sammelthread - Leica R-lenses and Pentax K-1

So 4. Feb 2018, 11:01

Hello,
the last one of the trio.

Bild
Cambodia, Leica Summicron-R 50/2, 1/15s @ 2.8 with Leica R6, Tri-X @ ISO400, 2008. Digitalized with Pentax K-1.

Re: Sammelthread - Leica R-lenses and Pentax K-1

So 4. Feb 2018, 11:07

Hi teiki,

nice atmosphere in the picture! :ja:
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