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  1. Re: Use of X-ray film: technical discussion with example images

    Hi Paul,

    The driver is from the same seller. I used this one for use with a dimmer:...
  2. Re: Use of X-ray film: technical discussion with example images

    Paul, I use these for safelights for x-ray film and paper:...
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    Re: Critique please

    There is evidence of camera movement here. Pinhole photographs usually require long exposures and therefore a stable mount for the camera. I'm guessing your exposure here was at least 1 second. A...
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    Re: Bag Type Bellows Sewing Pattern?

    I've used an ordinary sewing machine to make lens pouches. I used garment leather which is quite thin and would be suitable for bag bellows, and it sewed beautifully. I think anything thicker than...
  5. Re: With a large format camera documentary Humanities

    Junsong Huang it's so good to see your work again. Your photographs are both culturally and artistically important. Thank you very much for sharing them with us.
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    Re: Show us your home made camera...

    Dirk, these are superb! No other word for them. As one who plays around with camera builds I can see a level of finish that I always strive for but seldom meet. I also have a Linhof branded 65/8...
  7. Re: Ilford Multigrade 500h Help - Left light no longer turns on!

    These Multigrade heads are getting pretty old now and seem prone to problems which may be hard to find. Last year my 500H started playing up and I couldn't find what was causing it not to work. I...
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    Re: Show us your home made camera...

    Thanks James. I also have in the back of my mind an 8x10 or possibly bigger sliding box camera, partly inspired by your previous posts.
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    Re: Show us your home made camera...

    Thanks everyone. Maris I'll do some more pics of the camera as soon as I make the screen. As for my success with X-ray film, I've only ever used the Kodak Dental Panorama 5x12 film, and I do find it...
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    Re: Show us your home made camera...

    I've been working on this all year, a good lockdown activity. 5x7 made from Huon Pine, a native of Tasmania. Prized for boat building (it resists rotting) and fine furniture making. I considered...
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    Re: Scanner problem - HP 4890

    Thanks for the idea. Tried it and it didn't even recognise the scanner. I've concluded I've got a dud.
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    Re: Scanner problem - HP 4890

    Thanks all. Yes I have tried VueScan... I've been playing around with it for several days, without success. However VueScan says my scanner is a ScanJet 4850C, which may or may not be equivalent. The...
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    Scanner problem - HP 4890

    I was given this scanner about five years ago and it's always been temperamental; in that time I've only managed seven scans! The main problem has always seemed to me to be the software, in that what...
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    Re: Still Life 2020

    Superb, Dave. Congratulations.
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    Re: Post your signs

    Someone has to ask this, Maris... How come the sign is mirror reversed but your tee shirt and camera are not?
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    Re: Large Format Landscapes

    Great work, Yuriy, love them all.
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    Re: Large Format Landscapes

    Like both of these Chris.
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    Re: PMK and open sky blotchiness

    Scott, two things stand out for me: (i) I have never developed with PMK at 160F which is about 70C. Is this your real developing temperature? (ii) I never tray develop more than three sheets at a...
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    Re: Tiny Format Portraits

    Congratulations Chris and Pippa. I wish you both many more happy anniversaries.
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    Re: Tiny Format Portraits

    Works nicely Chris. It's good to know how conventional processes work with this film. The mid tones and highs are very nice. I believe colour C41 film can be processed in conventional chems. I've...
  21. Re: Today (April 26, 2020) is Worldwide Pinhole Photography Day

    My contribution to WWPD 2020, made with the camera described here: https://www.largeformatphotography.info/forum/showthread.php?136967-LF-Pinhole-design-and-building/page5
    Film was Kodak Dental...
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    Re: Photographs of Windows

    Lovely Merg. Love everything about that pic - beautiful tonality and many subjects within the main subject.
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    Re: MF (6x4.5 to 6x12) COLOR image sharing

    Beautiful picture Mohammad; the light is gorgeous.
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    Re: 5 x 7 film holder confusion

    Jimi, what I (and others) found confusing was the published ANSI standard for 5x7 holders - they are so different from the actual sizes of available holders. I was prepared to follow the published...
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    Re: 5 x 7 film holder confusion

    Hi Alan, it turns out that my two half plate Fidelity holders are in every external dimension identical to your 5x7 Fidelity holders. The differences are all internal and are to do with the guides...
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    Re: 5 x 7 film holder confusion

    Thanks again, Alan. I will eventually get some proper 5x7 holders, which would be ideal to have so that I can make the back to fit the actual holders I have on hand. With the economic hit to the...
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    Re: 5 x 7 film holder confusion

    Thanks Alan, that's a great help. My Fidelity Deluxe Half Plate holders are identical to 5x7 as I was told, so I can go ahead and build the camera back to suit. Would you mind also checking the image...
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    Re: 5 x 7 film holder confusion

    I'm glad I found this thread because I really need to know the main dimensions of 5x7 film holders. I'm building a 5x7 camera and am currently working on the rear standard. I really thought I had...
  29. Re: MF (6x4.5,6x6,6x7,6x9,6x12) B&W film images sharing

    Great work, Igor - all of them.
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    Re: Where to find tiny wood screws?

    I get mine from China via eBay. Just put in the size you want... lots of choice.
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    Re: Moving away from Adobe

    I've finally made the break with Adobe after a couple of tries. The problem was that for a long time I couldn't see an alternative to PS and particularly LR. I'm now using GIMP and Darktable, and for...
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    Re: Large Format Landscapes

    Thank you also from me, Clement. Beautiful images which are a joy to contemplate.
  33. Re: Can it be a solution for avoiding newton rings

    A few days ago I was thinking about Newton rings and wondering why I never get them. I think the answer is that I've been using the same sheet of 6mm thick glass for decades and in that time it's...
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    Re: Large Format Landscapes

    5. Vine stems on forest floor. (FP4 at ASA50, Kodak 10" Commercial Ektar, D7 developer.)

    6. Mountain Clematis on log. These wonderful plants climb and scramble over everything and are a truly...
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    Re: Large Format Landscapes

    Saddened by the destruction caused by the recent bushfires in Australia I decided to revisit some of the 8x10 negatives I made when living in part of the affected area during the 80s. This place was...
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    Re: Scanning a negative as a document

    Yes I've been thinking along these lines. In the case of my 5x7 x-ray neg there are two emulsions, one of which is pressed hard against the white backing in the scanner. Also the thin space of the...
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    Re: Scanning a negative as a document

    Thanks for the interesting thoughts. Actually Christopher's comment struck a chord with me. The second image, the 5x7 pinhole x-ray of the tree came out looking somewhat like an ambro- or tintype,...
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    Scanning a negative as a document

    There's been some recent discussion on RFF about using an ordinary scanner to scan 4x5 negs. Some have asserted that a negative can be scanned in a conventional scanner then inverted by software to...
  39. Re: Large format camera parts and pieces for building from scratch

    I'm making a 5x7 at the moment. I've bought lead screw, nut and bearing (from 3D printer) and knobs from China via eBay. Metal parts like front/rear panel clips standard arms and stays, I make...
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    Sticky: Re: LF Pinhole - design and building

    Thanks Don, you too. I've discovered a lot of great videos on pinhole by Joe VanCleave on YouTube... another Great from f/295. Warm wishes to you!
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