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  1. Replies
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    Use of Pyro With BTZ Tubes

    i have been using tmax 400 with d76 and processing the negatives in d76. i want to try pyro but use it with btz tubes. can anyone tell me the technique to use? thanks.
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    Tank Processing for 8x10

    i use tubes, i guess you could call them drums, to process 4x5 and 8x10 negatives. phil davis' has plans for making these in his book, "beyond the zone system". i have measured the edge to edge ...
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    Personal Film Speed

    in all the speed tests, including "the negative", phil davis' book, and in dealing with howard bond, densitometer measurements are the most accurate for determining the correct speed test. i am not...
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    Tacking Iron.. Whats the Temp Range?

    if you use a dry mount press (the one i have is by seal), the material to use for mounting is called fusion 4000. this is a plastic material that melts into the mount board, filling in even the ...
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    Another Question for Users of 8x10 Tubes

    i spin two 8x10 tubes at a time in a large tray of water. then, i put them directly into a tray of stop bath with the top off and spin them around several times. i use two ounces of stop bath to...
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    Shot first 8x10s, having issues . . .

    andrew:

    i shoot 8x10 tmax 400 film developed in d76 straight at 70 degrees. I use tube development for my 4x5 and 8x10 negatives. i have checked the negatives with a densitometer for even...
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    Two Bath Development

    i am interested in knowing if anyone can tell me the advantages/disadvantages of using a two bath developer for tmax 400 film. i really don't know much about it , except someone was mentioning...
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    Flash Exposure Question

    i just starting using flash with my large format equipement. here is my question . i know that the sync speed is not important with large format lens since they are leaf shutters. but here is the...
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    Enlarger Lens For 8x10

    due to a low ceiling, i need a 240mm lens for a zone vi 8x10 enlarger. any sugge stions for the best lens with as little edge light fall off as possible. thanks
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    PT/PD Negative Density Range.

    it is my understanding in using a densitometer to measure negs for plat/plad printing, that the shadow density for plat/plad and silver, should be about the same, approximately 0.3. the highlight...
  11. Reliable Large Format Film/Darkroom Materials Suppliers

    i have used calumet and b&h without any problems. any returns seem easier at b&h but i have no problems with calumet either. very friendly and reliable staff people. BY FAR, the best person for ...
  12. Thread: Print Dryers

    by howard s
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    Print Dryers

    are there any suggestions for drying 20x24 fiber based prints. i have been using fiberglass screens, but i would like something faster. thanks.
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    Saunders 4550XL light fall off

    i noticed the same thing. when i have to print a 24x20 print out of the 4x5 negative, i use a 120mm lens. the fall off is less since the head does not have travel as far up the column. this seems...
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    Zone System Question

    in phil davis' book, "beyond the zone system", he states that the zone system sh ould be used with zone pairs 4 zones apart. for example, zone III and zone VII, zone II and zone VI, etc. is this...
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    How Do You Eliminate Scratches

    i would be interested in knowing how experienced LF photographers deal with scra tches on their negatives.
  16. lightmeter discrepancies Seconic 508 vs Minolta

    it seems to me that if you use the SAME meter all the time and do careful film testing, everything should be fine. if the meter, lens, film and developement are constant with the same meter, it...
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    Enlarger Lens For 8x10

    any suggestions for a sharp enlarger lens for an 8x10 enlarger with a cold light head. thanks.
  18. Thread: Film Fogging

    by howard s
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    2,982

    Film Fogging

    i have a problem that is driving me crazy. i have a problem with film fogging. i have tried different formats (4x5 and 8x10), as well as different batches of f ilm. i process my film in btz tubes....
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    8x10 Close-up Lens

    i have been using a 150mm lens for my 4x5 camera and like the length very much. what would be a sharp, corresponding lens for 8x10. any suggestions?
  20. Reversing a 240mm Lens For Close-Up Photographs

    i have previously asked regarding a closeup lens for 8x10 format. i received sev eral responses, one of which included the suggestion of reversing a 240mm lens. i have never heard of this. is this...
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    8x10 Close-Up Lens

    are there any suggestions for a close-up lens for an 8x10 format. i am primarily interested in still life close-up.
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    can fluorescent lights fog film?

    can fluorescent lights fog film even if they have not been turned on? i seem to be fogging film in a dark area, even though i don't turn on the lights. this is driving me crazy! does anyone have any...
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