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    To owners of 600mm Fujinon C lens

    I have not tried the lens at f256. I am unconvinced, however, that small apertures with large format cameras is a problem. No one disputes that there is less depth of field as the format size...
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    To owners of 600mm Fujinon C lens

    S. K. Grimes can engrave a longer scale. He extended the scale on mine to f256.
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    How to Mount a Copal 3 Shutter

    I am unsure how to mount a lens in a Copal 3 shutter on a Sirnar lensboard. Does the spacing ring go in front of the board (between the shutter and lensboard) or in back of the board (between the...
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    Nikon 450mm M Availability

    Does anyone know where I can buy a new Nikon 450mm M lens?
  5. Front Filter on 150 Super Symmar XL

    Read the paragraph entitled "What is the Proper Placement of the Fresnel?" in the article “Viewing Screens for Large Format Cameras” by Ron Wisner. See here: http://www.wisner.com/viewing.htm.
    ...
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    Air Travel with ULF

    I am interesting in taking an ULF on an airplane trip. I think an 8x20 could be taken as a carry on. It is too long to meet carry on requirements, but the other measurments are fine, so it might be...
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    Jobo CPA Pre-Rinse

    I tested HP-5+ with and without a pre-rinse in the Jobo CPP-2. My developing times were 5-10% shorter without the pre-rinse. I asked Jobo about using a pre-rinse, and they said it did not matter if...
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    Pooped and PO'ed With POP ...HELP!

    Try using larger trays. The edges of the print is receiving more agitation (and more toning) because of the edges of the trays.
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    Developers for pt/pd portraiture

    I have experimented with many traditional developers for use with pt/pd. X-tol and D-76 will require long development times and/or high temperatures. I have standardized on DK-50, straight. It is not...
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    What 8x10 lenses to get?

    My three picks for 8x10 are: 270 G-Claron, 355-G Claron, 600 Fujinon C.
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    Any one useToho 8X10?

    I bought a Toho 8x10 and returned it within a week, because I had a problem with the tilts locking down. One of the tilts locked down adequately, but the other would not lock down no matter how hard...
  12. salt printing as practise for platinum/palladium

    Coating paper for pt/pd is not difficult. I got great results with my first print. Don't start with salted paper. It is difficult to coat. I tried coating salted paper with no success. The negatives...
  13. Negative Contrast for Pt/Pd printing

    I use a density range of 1.7 for pt/pd negatives. Using N+2 development as normal should be about right. You need more contrast, but not more density. Don't overexpose, or your negatives (with the...
  14. Zone system sticker for Pentax spotmeter.

    Calumet sells them.
  15. Why do so many LFers use slow films?

    Dear Jay,

    I target a density range of 1.7, like you. I use straight DK-50 to get the contrast. I know with pyro, one can get greater contrast from HP-5+, but I would rather use FP-4+ with...
  16. Ready to switch film from Tmax100 to?????

    I like FP-4+.

    As for the developer, I recommend mixing your own chemicals. It does not lead to inconsistency. In fact, I have found the opposite. I once tried to make X-tol work, but I got...
  17. Why do so many LFers use slow films?

    FP-4+ is my standard film, and I use HP-5+ only when I really need the extra speed. Why? Because I do platinum printing, and FP-4+ is much better suited for this. It has low fog, compared to HP-5+'s...
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    Jobo Film Processing 1500 vs 2500

    You may have an older model, which had weaker motors.
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    Tachihara tripod mount

    According to Ron Wisner, a 1/4" tripod socket is fine for even a 20x24, and this is how he makes his 20x24's for the American market.
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    Print Size and Subject Matter

    What is the relationship between print size and subject matter? This is a large format question because I am thinking of contact prints. Does anyone carry an 8x 10 camera, for example, and use a 5x7...
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    270mm/f11 WA G-Claron?

    I am not 100% sure, but I have heard that the WA G-Clarons have no more coverage than the current G-Clarons of the same focal length. The WA ones are much larger, though. Maybe this is why no one...
  22. How to prevent purple streaks on TMAX100 in Jobo 3005

    Make sure the tank is completely dry before inserting film. Any wet spots will make the film stick to the sides of the drum.
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    Cleaning Film Holders

    I keep my film holders in plastic bags until I use them. Still, whenever I go to a sandy place, dirt gets stuck in the holders' light trap and scratches my dark slides. Once grit is in there, I ...
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    What do you use to wash 8x10 film

    I used an 8x10 Jobo Nova Vertical Print Washer (2 slot), but I sold it. It worked well, but trays are just as good. Don't get a large print washer. The water exchange rate is too low.
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    Grain in Platinum Printing

    I would try the "go with the grain" idea by using a longer rod. You could try coating an 8x10 against the grain to see if that is a problem. Are you using the same side of the paper with the 8x10's...
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    Pushing b/w sheet film

    If you develop HP-5+ to normal contrast for pt/pd (N+2 for silver), you can get true EI of 800. I love how pt/pd allows higher film speeds.
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    110XL for 10x8"

    Yes, the 110XL covers 8x10. I tried it.
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    Pushing b/w sheet film

    I have gotten a true speed of 500 from HP-5+ in XTOL.
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    Tiffin contrast filters

    The low contrast and ultra contrast filters lighten shadows by adding flare. The effect is similar to pre-exposure. No it cannot replace N- development.
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    Best tripod for 8x10?

    I use a Gitzo 1325 with the G1570M head for my 8x10. This combo supports up to 22 lbs.
  31. Choice of Monorail for New LF Photographer

    I got a used Calumet monorail for $150. It is in great condition and and all I need for 4x5. They come up all the time on ebay.
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    Jobo

    You can do this yourself. You have to open the motor head and turn a vertically-mounted wheel on the panal. There are instructions on how to do this somewhere on Jobo's website.
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    7x17 Camera Suggestions

    I am thinking of buying a 7x17 camera, and I would like suggestions regarding wh ich one to buy. The three available are from Wisner, Canham, and Lotus. I am kno w Wisner's cameras well, but I have...
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    rotary developing question (8x10)

    I don't go over four 8x10 sheets for straight developer, and two sheets for 1:1 diluted developer. This much developer is needed for consistent results.
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    Fuji W 250 6.7

    I bought this lens for 8x10, but sold it. It does have a large image circle, but so does the lighter, smaller 240mm G-claron. I compared the two side-by-side and the images circles were similar.
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    Sodium Sulfite Mono/Anhydrous

    I have sodium sulfite mono, but the formula calls for sodium sulfite anhydrous. How much sodium sulfite mono do I need to equal the anhydrous?
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    Paper Coating Problems

    I just got started with coating my own paper. Coating pt/pd worked great, but wh en I tried making salted paper, I got very uneven results. I am using Crane's Pl anotype #90 paper and a glass coating...
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    Personal Film Speed

    The higher rating may be due to your meter. Some meters, like Pentax, are set to read higher than most other meters. My Pentax meter reads 1 1/3 stop over my Sekonic meter. My normal speed for HP-5+...
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    Pushing HP5+ in 8x10

    Microphen or X-tol will give a ture 2/3rd stop speed increase when developed to normal or low contrast.
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    Classic Lens for 7x17

    The Fujinon 450 C does stop down to f 128, but the f-stops are not marked past f 64. One could get the additional markings engraved on the scale.
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