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david_dorcich1

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Posts posted by david_dorcich1

  1. Developers oxidize, that's why they have a limited shelf life. When you mix them from powder is better to just stir the solution, shaking it will introduce more air into the mixture and in theory reduce the useful life of the developer.

     

    I just use a 1 gallon jugs to store my chemicals, i haven't had any problems with d-76 going bad since i have always ended up using all of it before that happens. The simplest way to use it is as a one-shot mix. It isn't very expensive and you don't have to keep track of a replenishing solution if you just toss out the developer when you are done with it.

     

    Fixer can be reused, and it has a much higher useful capacity than developer. i use a Hypo-check solution to text the fixer before i use it. It is very cheap and simple way to test to make sure the fixer is still good.

     

    Water is an effective stop bath for film, I fill and empty the film tank twice instead of using a stop bath.

  2. You most likely pulled the dark slide when the shutter was still open, or didn't set the f-stop after focusing the camera.

     

    Easy way to avoid pulling the dark slide with the shutter open is to trip the shutter once before you pull the dark slide. If the shutter is open it won't fire.

  3. "There's also a difference between prisoners of war and the average citizen on the street. The people in Gitmo aren't there for selling encyclopedias without a license. They're there because they tried to kill people like you and me."

     

    If they don't know why they are there, how can you presume to? Since they were labeled as "illegal enemy combatants" habeas corpus was suspended. They only recently won the right to even know why they are being held.

  4. Would be best to re-roll the film in the dark. The side of the film that goes through the camera first normally is attached to the backing paper with tape, if you run the roll backward you might have a problem with the un-taped end rolling correctly onto the take up spool.
  5. The advantage of liquid over powder is that you can mix what you need when you need it from the concentrate, with the powders you have to mix the entire packet then make your working solution form that.

     

    Its really a matter of preference, once opened/mixed both have the same shelf life.

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