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Homemade 8×10 Camera Created with Foam Core and Rubber...

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Homemade 8×10 Camera Created with Foam Core and Rubber Bands

  • Mark
    Keymaster

    Check this out… I’m not sure if Daire Quinlan is a member here or not…

    http://www.petapixel.com/2010/10/03/homemade-8×10-created-with-foam-core-and-rubber-bands/” onclick=”window.open(this.href);return false;

    Daire Quinlan
    Participant

    Initially this was meant to be a working prototype which was going to be transformed into a proper monorail view camera with movements of some description, but having a second child sort of got in the way of that :)

    Here are a couple more representative B&W samples …

    I also started experimenting with exposing colour RA4 paper negatives …

    I got interrupted half way through experimenting with exposing RA4 and then reversal processing it so that I could get proper colour positives straight out of the camera. Fun times !

    Mark
    Keymaster

    Welcome to the site Daire !

    This is very impressive work incl the camera of course. There is a definite 19th century look and feel from the first two.

    We have a few folk on the site who like to make their own LF cameras.
    I’ll find jb7’s posts in the projects area for you where he’s made a 8×10 and his infamous 4×5 plank.

    damien.murphy
    Participant

    Lovely work Daire, I shall be paying attention to your camera construction projects. Using large format for portraiture is something thats appealed to me for quite a while, but the need to go to 5×7 or 10×8 to get a decent sized contact print is something that has put me off, given the usual weight of most of these cameras. Your camera presents an interesting solution to this problem though..

    Welcome to the site by the way :)

    Daire Quinlan
    Participant

    Mark wrote:

    Welcome to the site Daire !

    This is very impressive work incl the camera of course. There is a definite 19th century look and feel from the first two.

    We have a few folk on the site who like to make their own LF cameras.
    I’ll find jb7’s posts in the projects area for you where he’s made a 8×10 and his infamous 4×5 plank.

    Thanks, the 19th century feel is probably more from using paper directly as a negative, it has a very ortho response, so very reminiscent of turn of the century photography. Although the 8×10-ness adds to it as well of course. I think I’ve talked to jb7 before on flickr or somewhere, we were trying to track down a cheap source of X-Ray 8×10 film, before I ended up using paper instead.

    Mark
    Keymaster

    Daire,

    Where do you source the b&w paper from ? Oh and what brand is it ?

    Thanks

    Daire Quinlan
    Participant

    The B&W paper is some really out of date jessops B&W multigrade that I picked up for half price when jessops in dublin closed down. I’d say you’d get much the same effect with any MG paper …

    Mark
    Keymaster

    Oh ok, somehow i thought it was something unusual.

    So when you expose the paper you get a negative, how
    do you turn that into a positive ?

    Last question for now ;) , I’d imagine it’s alot of trial and
    error working out the correct exposure for the paper ?

    Thanks

    Daire Quinlan
    Participant

    for the B&W paper negatives I scanned and inverted. People have used them to contact print onto another sheet of B&W in the darkroom though, yielding a positive print. For the colour RA4 stuff I started off the same route, inverting after scanning, but then started experimenting with reversal processing the prints to get proper positives. This involved an initiial B&W paper developer, then re-exposure, then the RA4 colour developer, then normal bleach/fix. Filtration was a big issue with this.

    Trial and error was right :) Not so much the B&W, because that’s proverbially around the 3->6 mark so it’s relaitively easy to work out, but definately the colour stuff. Not many people have done it.

    Mark
    Keymaster

    Thanks Daire. Good information.

    Since I came across the original article I’ve been inspired and am watching out for one of those lenses :).
    What Sinar shutter/lens board is suitable for the Industar lens? Seems to be a few different types at widely varying
    costs around.

    Cheers

    jb7
    Participant

    I’ve been keeping up with this on flicker for a while now-
    very inspiring alright, particularly the colour process, would like to see more of that-
    Lovely portraits too-

    Somebody called pimark has just signed up on the LFPF, I wonder could that be PI Mark…
    I suppose you could call this an explosion of interest in 8×10 in Ireland…

    Mark
    Keymaster

    haha, thats me JB :)

    I like the idea of the paper negatives, makes the process a bit more accessible I think so hence
    a renewal in interest from myself.

    martyjnr
    Participant

    Really cool stuff ! Love the images posted here

    Daire Quinlan
    Participant

    Mark wrote:

    Thanks Daire. Good information.

    Since I came across the original article I’ve been inspired and am watching out for one of those lenses :).
    What Sinar shutter/lens board is suitable for the Industar lens? Seems to be a few different types at widely varying
    costs around.

    None of them are really suitable, they’re intended for Sinar kit, actually they’re meant to be mounted behind the front standard of an F2 I think, or a norma, not too sure which, and then the bellows is attached directly to them, so I’m using it back to front aswell. The lens board is just jimmied up out of mounting board and foamcore, much like the rest of the camera :-)

    Those shutters are definately pretty usefull, they open up a whole wealth of shutterless and cheap process lenses that otherwise wouldn’t be terribly useful. I got mine on a really low BIN on ebay, but they can go for quite a bit. They’re all fairly similar, just make sure if you’re buying one to get the cable release. It’s a special one intended just for these shutters, and you can’t use it without them.

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