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kent_nunamaker

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Posts posted by kent_nunamaker

  1. I never had any blueprints, Nancy, just a few measurements jotted down. When I needed a dimension, I'd just take it off my prototype camera. The only close measurement is the fitting of the film holder. The body is lined inside with 4 strips of 1/4" basswood which reinforces the camera, and sets the focal length. The parts are all held together with furniture glue, no nails. The rubber strips for the back were cut from vaccum cleaner belts. If I could figure out how to attach pics, I'd post a couple for you.

     

    Kent<div>00De4C-25769684.thumb.jpg.70770befe27c206a89434857c505cd03.jpg</div>

  2. Hi Nancy, nice to hear from another Pogo fan. I loved to read Pogo, but I only have one of Walt Kelly's books, and I'm old enough to BE your father. Try 66.

     

    Yes, you can use that delightful bit of Pogoisms if you like, or anything that works. Using a "base" exposure works fine for me. I have two cameras I use, a 3" model, and a 1 1/2" wide angle. With any medium speed (80-125 ASA)film, on a sunny day, the exposure with the 3" should be 10 sec., and the 1 1/2"- 5 sec. With a little bit of head math I can adjust for any film I'd want to use, or any condition I'm willing to shoot under.

     

    The pics on that site were done by Randy Smith with a 3" model he got from me. The photographer had a lot to do with the quality. As for the cameras, I only wish I had the time to build them again. I sold all I made for $100 apiece, except for the 2 I kept for myself. But they're not hard to build. I used Poplar for the basic frame, and basswood for everything else. Get the basswood in a craft shop or hobby shop. The frame is made to fit a standard 4X5 film holder, and the pinhole was formed by hand in brass with a beading needle. The guillotine shutter was made from three pieces of 1/16" basswood. The hard part was finding the time.

     

    Pogo for President!

    Kent

  3. You like? Actually, I do a test to determine a "base" exposure with the film I want to use, under normal- nice sunny day- conditions, and remember it. I compensate for different conditions by adjusting the exposure; double the time = one stop more, half the time = one stop less, and so on. Works for me.

     

    The Snapdragon camera was not hard to build, just time consuming, but it's a very adaptable design. With simple adapters, it can handle anything from 120 roll film to 4X5 sheet film, to 4X5 polaroid, to 5X7 paper negs.

  4. Hi all,

     

    I'm new here, but I've been playing with pinhole for about 20 years,

    and into photography most of my life, maybe half a century. That

    would make me 39, give or take a little. The height of my pinhole

    experience would be the Snapdragon 4X5 cameras you can see here,

    www.holgamods.com/snapdragon . I made them for a short while but had

    to give it up, due to lack of space and time. I noticed a post

    requesting info about building pinhole cameras for beginers and I

    have lots of ideas, but, when it comes to computers, I'm a beginer

    myself. For instance, I don't know how to post photos on this forum.

    I would be happy to trade any help I can contribute for your patience

    with me.

     

    Kent Nunamaker

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