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  1. Re: Use of X-ray film: technical discussion with example images

    Playing with a small magnifying glass.
    9x12 Fuji x-ray Caffenol-C, something like 105mm/f3.75

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    Re: Found Photographs

    1/6th plate. Lovely young ladies from the early 1850s

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    Re: In praise of Sonnars

    I never realy tested this coated pre war Sonnar that came with a really well used but excellent working (i changed the ribbons) Contax with some history.

    A quick shot on m43 at f2
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    and...
  4. Re: Use of X-ray film: technical discussion with example images

    An unexpected strange behavior of Fuji HR-U when developed with intermittent agitation, but i find it interesting...
    9x12, Rodenstock Eurynar, yellow filter 2x (3 stops overexposure), Caffenol-C.
    ...
  5. Re: Use of X-ray film: technical discussion with example images

    Yes Jim, i think it is interesting, but i have to find some extra film holders, so i could shoot more than one set of 3 at a time...:)
  6. Re: Use of X-ray film: technical discussion with example images

    Color from x-ray film? :o

    Fuji HR-U expired since 2009, "iso" 25, Caffenol-C, and my trusty 1920 Bellieni 9x12 camera.
    3 combined BW pictures with blue (x2), green (x2) and yellow (x2) filter....
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    Re: Removal of graphite from aperture blades

    +1

    Also, from what i have seen (maybe more than 50 compur shutters from the 30s) 80 years from now sounds like the ablosute minimun :o:)
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    Re: safe haven for tiny formats

    Robot II /FP4Plus/ Caffenol C.
    Hmmmm, i prefer my Photavit :rolleyes:
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    Re: safe haven for tiny formats

    Hi Jimi,
    yes, too many of them for me too and the square format feels a bit akward to me.

    On the other hand the little Photavit is very handy, tiny, easy to use and with good grip.
    If there...
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    Re: safe haven for tiny formats

    Wandering around with the tiny Photavit 24x24(mm) and Kodak Retina 119
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    i also met a girl but she was not very exited with my pressence and left...
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    Re: Preservation and maintainance of old stuff

    I use baby oil on bellows and pouches. Not sure if it is a scientifically acceptable solution but i can not see any harm so far.

    You may have to apply many coats until the leather is saturated....
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    Re: Old ICA lens question

    Thanks. Shutter serial number is 213399
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    Re: Old ICA lens question

    100% crop of previous pic with lens wide open
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    And at f9.
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    At f12.5 appears the same. (Closing down more, the image deteriorates and the glass air bubbles begin to appear on the...
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    Re: Old ICA lens question

    It is strange that the rear group S/N does not match the front for just 4 digits(?)...
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    On camera there is a second infinity mark to be used with only one group of the lens stoped...
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    Re: Old ICA lens question

    So, closer inspection of the lens made me think that this is a kind of balsam deterioration in both front and rear groups. Circular spots are air bubbles in glass.
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    The camera is in nice...
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    Re: Old ICA lens question

    I will check tomorrow for more pictures. Since then i found in my hard drive one pic of the fungus that i can not recal if is in front or rear group (probably front), and a test pic with this lens on...
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    Re: Old ICA lens question

    Oh i just found this thread.
    I have somewhere an ICA "Toska 215" 9X12 with quick release Compound shutter and a “Maximar” 1:5.4 / 13.5cm lens.
    If i recall well it must by dated just before WWI.
    ...
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    Re: Quarantine Pictures Any Format

    On stolen Markus Hofstätter's idea, but different concept :)
    Retro lockdown

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    Sticky: Re: LF Pinhole - design and building

    Keep it up Barry!
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    Re: Some B&W Night Shots...

    35mm pinhole
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    Sticky: Re: LF Pinhole - design and building

    Thank you both. I found fun and interesting the pinhole photography.
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    Sticky: Re: LF Pinhole - design and building

    The LF (13x18) pinhole camera was a side project along with my little 35mm pinhole, as i found some x-ray film recently.

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    Plywood (13x18), flooring wood (35mm), 3d printed parts, laser...
  23. Re: Use of X-ray film: technical discussion with example images

    Thank you. It is a great fun anyway :)
  24. Re: Use of X-ray film: technical discussion with example images

    A few experiments with Fuji Super HR-U 30 expired since...2009 :)
    Rated ISO 50, 9x12 camera.
    Just for reference i photographed the negatives with a m43 camera...

    Development in Caffenol Black...
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    Re: MF (6x4.5,6x6,6x7,6x9,6x12) B&W film images sharing

    Ilford Delta 100, Zeiss Ikon Nettar 515 (4.5X6), reflective(!) scanner

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  26. Thread: Pricktorialism

    by chris73
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    Re: Pricktorialism

    Thank you Mark. I didn't realize while shooting through the small screen of the panasonic gm1. Then a generous amount of Vibrance and a little dehaze etc did the job.
    I think i will give another...
  27. Thread: Pricktorialism

    by chris73
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    Re: Pricktorialism

    Some tests with a stopped down magnifying glass on a m4/3 camera...

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    Re: Berthiot anastigmats for large format

    Dan, many thanks for the great effort.

    I did a research about the early Berthiot history once, and as you mention there is not any commercial connection between Benoist-Berthiot and Claude...
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    Re: Eurynar examples

    Just for the record a quick example from an 13.5cm Εurynar wide open but this is just the center of the coverage as it was taken on m4/3...sorry but i don't own large format gear.

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  30. Thread: Simplex lens

    by chris73
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    Re: Simplex lens

    A quick tonight's test with a Russian x2 teleconverter with a...Lumix GM1...:p
    The lens have possibly delamination problems in the shape of "bubbles" or spots in the front elements. Anyway i had...
  31. Thread: Simplex lens

    by chris73
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    Re: Simplex lens

    Nevermind it is not a Simplex car, i am happy even with this...:)

    Yes, most possible is european and also the name sounds British. Another auction a year ago offered a Simplex lens and the seller...
  32. Thread: Simplex lens

    by chris73
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    Simplex lens

    Hello!

    I just joined your forum wich i visit from time to time as i am generaly interested about photography, and mostly about older stuff.
    Since today i am happy to own my first brass lens....
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