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  1. Replies
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    Re: Out With My 14x17 DIY Camera & XRAY Film

    Hi Andy,

    I enjoyed watching your video with the 14X17" camera. Watching you place the camera on the tripod reminded me of doing the same thing with my 20X24 camera many years ago. And glad that...
  2. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Ari,

    Brightness looks fine to me.

    But how are you shooting 6X17 format with the GFX? Stitching I assume?

    Sandy
  3. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Peter,

    That is a wonderful image, but are you sure there is any IR? If you were making a shot inside at night you would get enough visual light through the filter to make the exposure. Typically...
  4. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Ari,

    Are you seeing any hot spots with the Fuji GFX 35-70?

    Sandy
  5. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Hi Greg,

    The mirror lens I have is a Hartblei 500mm f/5.6, which is a re-branded MC-Rubinar developed and produced in the late Soviet Union era by LZOS. In sharpness and contrast mirror lens do...
  6. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Thanks, Peter. New experience for me as well as this is the first time I have worked with a mirror lens. A friend dropped off a box of lenses for me to sale on ebay and it included the 500 mm f/5.6...
  7. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Image capture late this afternoon with a 500 mm f/8 mirror lens on Sony a7r ii 720 nm. Areas in focus are not super sharp, but I find the out of focus blur very beautiful.

    Lens this long is hard...
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    Re: HF2024,ultra large format,field camera.

    Anyone with information about the HF2024? One-off by a home builder, or produced by a professional camera maker?

    Sandy
  9. Replies
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    2,108

    Re: Agfa Duoscan Hid in 2020?

    I used an Agfa Duoscan model T2500 many years ago and it was an excellent scanner. My recollection is that it was called a Duo not because of the ability to scan without glass but because of the...
  10. Replies
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    Re: Agfa Duoscan Hid in 2020?

    One can scan glass negatives with any modern flat bed scanner?

    Sandy
  11. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    I suspect that the best filter for a camera that has not been converted to IR or all spectrum would be a 580 nm filter. This wavelength allows a lot of red light to pass, which should make it easy to...
  12. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Hi Peter,

    I use IR pretty much only for monochrome images, and only process from RAW files in Camera Raw. However, for actually shooting I select a Camera Effect that allows me to see the image...
  13. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Another option for cameras converted to all spectrum is the use of clip in filters that fit inside the camera. Kase is a big name in this field, Kolarivison provides magnetic versions for some...
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    Re: Using mesh with BTZS tubes

    I never had any problem with the back of the film sticking to the tube, but in my procedure I would typically do a pre-soak in water of the film in the tubes, and when I started it I would remove the...
  15. Re: LF: Stainless Spring Steel for Rear Standard

    If you like working with wood and glue you could laminate strips of 1/32" or 1/16" beech plywood strips around a frame with a curve. Laminated springs hold their "spring" indefinitely and wood will...
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    Re: Developer Formulas for C-41 film?

    Thanks for the great information about simple formulas. I definitely plan to eventually mix my own but for the time being have decided to experiment for now with a two-solution kit sold by CineStill...
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    Re: Developer Formulas for C-41 film?

    Hi Rob,

    Well, that is certainly a simple formula that should be easy to mix. I am definitely able to maintain temperature of 100F and adjust pH to 10.0 to 10.2.

    But what is CD-4?

    Sandy
  18. Replies
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    Re: Developer Formulas for C-41 film?

    Thanks to all who replied with useful information.

    I have quite a bit of old color film, some of it frozen and most likely good, but some stored without freezing but in favorable conditions. Color...
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    Re: Issue with Photo Merge & DSLR scans

    Does this 4X5 image have a lot of clear sky? That can often be a problem with photo merge in PS when you have a great many image files. What happens in this case is that many of the adjacent areas in...
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    Re: Setting Up a Local Network for File Transfer

    Sorry for the confusion.

    Correct, what I have is a Dropbox account that allows sharing of files through the internet.

    And in fact, I have never used the Drop Box folder in the Public folder of...
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    Developer Formulas for C-41 film?

    If you have heard of PyrocatHD you know that I am not a novice in formulating film developers for B&W film. But I know nothing of the requirement of developer formulas for C-41 type color films. I...
  22. Replies
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    Re: Setting Up a Local Network for File Transfer

    Thanks for the information you have shared here. I have a Drop Box account and use it from time to time to share large files with friends. It works OK, but We Transfer seems somewhat less problematic...
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    Re: RIP William "WFW" Whitaker

    So sorry to hear about the death of Will. We corresponded many times and traded a lot of equipment, and I had the pleasure to meet Will in Connecticut at a lecture by Shelby Lee Adams. Unfortunately...
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    Re: Mylar sheets for alt process printing

    You are correct. In carbon printing with digital negatives that have high resolution there is definitely some slight loss of print sharpness when using thick mylar of 0.005" compared to thin mylar of...
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    Re: Mylar sheets for alt process printing

    For a number of years I have used Grafix Dura-Lar clear as protective cover for printing digital negatives with UV sensitive processes. I generally purchase the product from Dick Blick, where you can...
  26. Re: Article on digitalizing film with a digital camera, including color negatives

    The Valoi system looks interesting for 35mm and 120 roll film.

    Course, you still need a good LED light source, high resolution digital camera, and good lens for macro work.
    ...
  27. Thread: Digital IR

    by sanking
    Replies
    932
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    42,661

    Re: Digital IR

    Thanks Jon, and Peter also.

    Ari, all three of the shots were made with the GFX 50S and the GF 45 mm f/2.8 which is optically a superb lens with great sharpness from corner to corner. There is a...
  28. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Three digital IR images from a brief visit with relatives in Louisiana. Image capture with a Fuji GFX 50S full spectrum, with 720 nm filter. One is a partial view of an old oak tree in the cemetery...
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    Re: Post Your Own 12x20 LF Image

    Martin,

    Thank you for your kind comment. The 12X20 negatives from that trip were misplaced for many years and I only recently located them, along with quite a number of 5X7 negatives made the same...
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    Re: Post Your Own 12x20 LF Image

    And one more, same year, lens and film.

    Sandy
  31. Replies
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    Re: Post Your Own 12x20 LF Image

    12X20" negative that I exposed at the Great Sand Dunes in 2002. 350 G-Claron at f/32. TMax-400 in Pyrocat_HD.

    Sandy221448
  32. International Exhibition of Photography in Lishui, China

    A friend sent me today this short video produced for a current show in Lishui, China called "Reflections and Innovations: Contemporary Practices of Handcrafted Processes. I have been involved over...
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    Re: processing 20x24 film in a 3063 Jobo drum

    I did all development of 20X24 B&W film in an old 20X24 Beseler or Unicolor drum, on a motor base that reversed every ten seconds or so. Every minute or so I would lift the drum off the base and give...
  34. Re: Grandagon vs. Grandagon-N vs. Nikkor lenses. A light fall-off question.

    And then there is the Apo-Grandagon? Same question about relabeling or substantive could apply to it.

    Sandy
  35. Thread: Digital IR

    by sanking
    Replies
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    42,661

    Re: Digital IR

    Thank you, Peter. Ossabaw Island is a beautiful place. The little road you see in the picture
    is the north to south road on the island and dates from about 1720 when the island was first logged for...
  36. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Oak Alley on Ossabaw Island.
    Milddle Road on Ossabaw Island, a heritatge preserve barrier island near Savannah, Georgia.
    Photo taken April, 2012 with a converted to 720 nm IR Nikon D800, with a...
  37. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    In PS there is an IR filter that can be used when you make a conversion from a RGB file to B&W, and there are other ways to somewhat replicate the look of IR by adjusting the other color filters in...
  38. Re: Focus Stacking with 8x10 Large Format Film...Ben Horne

    I have a friend who has used focus stacking with 5X7 film in a view camera and he has been able to create some images that would have been impossible to make with routine view camera adjustments such...
  39. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Peter,

    Beautiful clouds! Is that a effect from time exposure with movement or is it some type of motion blur in PS?

    Sandy
  40. Thread: Digital IR

    by sanking
    Replies
    932
    Views
    42,661

    Re: Digital IR

    Do a search on Clyce Butcher wading in the Everglades! I have seen some pictures of him wading in water up to his shoulders with an 8X10 on a tripod, in alligator and venomous snake infested waters...
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