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  1. Re: Dilution problem of sodium sulphite in water

    Well... I did a couple more processing since my last message.

    Very hot water (over 100F) seemed to help a lot indeed. Vigorous and constant agitation too.
    But still unable to totally dissolve the...
  2. Re: Dilution problem of sodium sulphite in water

    Thank you everyone for you advices and insights !

    It made me feel less dumb haha.
    I'll try to dilute my next batch in very hot water. I don't think I tried 45C water yet.

    But from what I...
  3. Dilution problem of sodium sulphite in water

    Hi everyone,
    I have a very dumb question I think. I browsed the forums a bit for the answer but it seems nobody is as dumb as I am !

    I've recently started to do pyro processing with Tanol with...
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    Re: post your trees!

    My first 8x10 shot !

    https://i.imgur.com/OAFRTmM.jpg
    Burgundy, near Cluny

    Intrepid 8x10 MkII - Fujinon CM-W 300/5.6 @ 5.6
    Fomapan 100 @ 50 ISO in Tanol 1+1+100 9' @ 21C processed in JOBO...
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    Re: Large Format Landscapes

    Last landscapes from before the confinement.
    Shot last Saturday in the forest near Cluny, France.

    Chamonix 4x5, Rodenstock Sironar N 150/5,6, Tmax 100 in HC-110, scanned contact prints on Ilford...
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    Re: Still Life 2020

    My first attempt to still life in large format.
    It was so much fun ! I probably wouldn't have tried without these confinement measures.

    Chamonix 4x5, Tele-Arton 250/5,6, Tmax 100 in HC-110,...
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    Re: Post Your Waterfalls

    Peter ! Wow !
    Powerful photo. Bravo !
    And thank you.
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    Re: Abstracts

    I really like that one ! Bravo !
    And thank you for sharing.

    And actually, the first one reminded me of something somewhat similar I did back in 2013 when I was living in Lyon.

    201843
    201844...
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    Re: Large Format Landscapes

    Thank you Barry !




    I understand. And I think you are right, the wave will come to you eventually. As I was writing my answer I was wondering what was the situation in the US.
    And I saw the...
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    Re: Large Format Landscapes

    Thank you !

    As it is not directly related to LF Landscapes, I'm not sure if I should answer your question here.

    But here it is : Theoretically I'm not allowed to.

    Only 4 reasons are valid...
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    Re: Large Format Landscapes

    Thank you !

    Some others, last batch I was able to make before the confinement.
    I have 6 other sheets not yet processed that I made in the forest last Sunday.
    If they are any good, I'll let you...
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    Re: Large Format Landscapes

    Steven and Corran, fantastic work.
    Thank you for sharing.




    https://i.imgur.com/TCePLnZ.jpg

    Chamonix 4x5, Schneider super-angulon 90/8 @ f/16, Tmax 100, HC-110, scanned contact print on...
  13. Re: Fidelity elite 8x10 film holder question

    Just proceeded with the paper test. Loaded the holder and I forgot it 3 hours in my conservatory. On a table in plain sunlight, white walls, very bright environment. Changed its position a couple of...
  14. Re: Fidelity elite 8x10 film holder question

    Thank all very much for your view on this issue !
    I wasn't expecting so many answers.

    Given Mr. Santamaura's opinion and experience with this, I tend to think I'll keep it as is.
    Also because...
  15. Fidelity elite 8x10 film holder question

    Hello everyone,

    This year, I'm making the step to 8x10 equipment and I'm very excited.

    Yesterday I received my first used 8x10 film holder and I was pretty shocked of how loose it looks.
    Are...
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    Re: Large Format Landscapes

    Haha, I did take some heavy rain for that one !
    But rain wasn't the biggest issue : wind was !
    I had to keep a hand holding the tripod all the time.

    Glad you like it.
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    Re: March Portraits

    I'll add my voice to those saying that last one especially is stunning.
    Bravo !


    Even though I'm more of a landscape/architecture photographer, I really like doing portraits.
    But I have the...
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    Re: post your trees!

    Those pyrocat rendering are really stunning.
    Thank you for sharing everyone.

    Here is one of my latest :

    https://i.imgur.com/OscfJMM.jpg
    Chamonix 4x5, Schneider super-angulon 90/8 @f/11,...
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    Re: Large Format Landscapes

    Alot of very inspiring work here. Thank you all.

    Coming back to LF shooting lately.
    Doing some landscapes and here is one of the most recent.

    Chamonix 4x5, Rodenstock 150/5,6 @f/16, T-Max100,...
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    Re: post your trees!

    My 4x5 spent four years in a closet but this fall, the urge of large format photography came back.

    198046198047198048198049

    Chamonix 4x5 hand-held, Rodenstock 150/5,6, T-Max100, HC-110, contact...
  21. Re: Why do you shoot medium format with your 4x5" equipement ?

    Thanks to everyone for the various answers.
    I'm still hesitating, but all your comments really helps whatever my final decision will be.
    :-)
  22. Why do you shoot medium format with your 4x5" equipement ?

    Recently I've been thinking about buying a calumet C2 6x7 roll film back for my 4x5".

    And to make my decision, I'd like those of you who shoot 120 film with large format equipement to share their...
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    Re: chamonix 45n-2

    Just a side note :

    remember that with a 47mm lens focused at infinity, the distance between front and rear standard isn't necessarily 47mm.

    The distance is usualy a little more than that....
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    Re: Chamonix?

    I understand that of course. I never claimed it was the perfect camera for everyone.
    But I'm just feeling weary of all those threads filled with exaggerated and untrue facts about this camera.
    This...
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    Re: Chamonix?

    What is inordinate lately is this kind of threads about it: created by doubtful, misinformed, and full of prejudice people. I dont know what they expect about those threads?
    Users massively...
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    Re: Chamonix camera 45N-1 focusing error

    What I mean with "absolute 0 for GG alignment" is nanometric alignment, theoretically perfect alignment.
    Absolute alignment in a word.
    Do you really think viewcamera makers aim that precision?
    Do...
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    Re: Chamonix camera 45N-1 focusing error

    Just saying that the absolute 0 alignment is not very important for general use.
    And that viewcamera factories do not aim this absolute 0 for GG alignment. it is not rocketery science.
    Of course if...
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    Re: Chamonix camera 45N-1 focusing error

    I just pulled out my dusty optics lessons. Cause the OP seems to be out for a walk, weirdly enough.
    So for those like me who don't remember/know what is the difference between DOFocus and DOField,...
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    Re: Chamonix camera 45N-1 focusing error

    Can you explain that to me more accurately with optics formula and field examples instead of that infertile and snobbish comment? :)
    I'm sure you can achieve that.

    And please do not ignore the...
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    Re: Chamonix camera 45N-1 focusing error

    You make a good point on some precise measurement being kind of a thread breaker.
    The distances are within tolerance? End of the story.

    But..

    I just pulled out the backs of my 2 4x5 cameras....
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    Re: Shen Hao TZ45 IIB - Ground glass dim

    Washing the ground glass as a start is a good piece of advice.
    When I got my Cambo (used), I was more or less with the same problem that you have with your camera. The cleaning did improve the...
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    Re: Changing bag versus tent

    I'll second the dust issue with the changing bag. Not a very viable solution to me.
    Someone mentioned the fact that you cannot come back from a tent to a bag, that's exactly how I feel. I am...
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    Re: Chamonix camera 45N-1 focusing error

    I don't know :)

    I actually found out that one alone quite some time ago.
    Just because I didn't felt confortable moving the camera around while composing. it felt a bit too disorganised and...
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    Re: Chamonix camera 45N-1 focusing error

    Just my 2 cents :

    I agree with you, mortensen on image to be sharper and easier to focus without the fresnel (any fresnel, not just chamonix's).
    That is why I insta-removed it when I figured out...
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    Re: Chamonix 45N-1 Testing Procedure

    I did not mean that. I was only anticipating nitpicking on the statistics by some random nitpicker.

    Anyway, I too look forward for your results, I too find that it is a excellent thing that you...
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    Re: Chamonix camera 45N-1 focusing error

    I just did some basic optical calculations and here are the numbers :

    with a 150mm lens. when focused on a 5m away subject, a 1mm focus shift towards the user means a 86cm focus shift in the...
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    Re: Chamonix camera 45N-1 focusing error

    you make a point.
    as it was on "real" shots, the focus shift distance was only appreciated on the ground before the subjects.
    so I guess there is no way to actually measure the distance.
    But the...
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    Re: Chamonix 45N-1 Testing Procedure

    Yes, some kind of long ruler in the shot. so we can appreciate where exactly the focus is.
    easier to say it than to do it though.
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    Re: Chamonix 45N-1 Testing Procedure

    I do not mean to nitpick.
    But if you want to be rigorous you have to introduce statistics in this.

    Simple: everytime just make 4 sheets instead of one. And make sure you completely and randomly...
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    Re: Chamonix camera 45N-1 focusing error

    I observed the issue for the first time with a 150mm f/4.5.
    portraits at 4m distance (around 13 feets I believe) wide open.
    resulting error is the same on everysingle portrait :
    point of focus...
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