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  1. Replies
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    Re: Blotchy pattern on 4x5 negatives

    Final update: here's the test with the new aluminum slides. One sheet was exposed to direct sunlight for a morning, and the other sheet was left in my window for an entire long weekend, which...
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    Re: Blotchy pattern on 4x5 negatives

    Stuart, after emailing a number of senior people at MAC, it was Rita again in service who informed me that they would be issuing a refund. I suspect it was Brenda Hipsher (brendah@macgroupus.com),...
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    37,183

    Re: Blotchy pattern on 4x5 negatives

    I can now report another update. After the test above that demonstrated that the replacement slides are not opaque, I asked MAC Group to fix it entirely (e.g., provide metal slides) or offer a...
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    37,183

    Re: Blotchy pattern on 4x5 negatives

    Sarah, please look at the test for a holder that was left in the shade for an afternoon. It is not inconceivable that a photographer might load 400 speed film for a trip and then over the course of a...
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    37,183

    Re: Blotchy pattern on 4x5 negatives

    UPDATE: I carefully switched out all my dark slides with the replacement ones sent from Toyo. The replacement ones do feel a bit thicker, but unfortunately they indeed exhibit the same problems. I...
  6. Replies
    87
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    37,183

    Re: Blotchy pattern on 4x5 negatives

    Just wanted to add another experience here. I had the exact same issues with Toyo 4x5 holders, purchased from Badger in Oct 2015. The holders that I used in direct sunlight exhibited the symptoms. On...
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