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  1. Re: Shooting Rollei IR WIth IR Unsafe Bellows

    The Intrepid came out not very long ago. Why do the bellows on your camera have pinholes?
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    Re: Oriental Paper

    Sorry, my distributor stocks only these grades / sizes.



    True.
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    Oriental Paper

    POSTED WITH MODERATOR APPROVAL


    A few members have asked if I can supply Oriental Seagull paper. I certainly can, and here are the prices. Do note that at this time I am unsure of shipping weight...
  4. Re: How to identify the film holder type for a unbranded large format camera

    I don't think there are any "standards" for the outer dimensions of these bookform plate holders. Most take the same size plates and film in appropriate sheaths, of course. I have many Japanese half...
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    Re: Film, etc. from Japan

    I place the order immediately after your payment is credited to my account. It generally takes 3~4 days for me to receive the film, and I ship within 24 hours on weekdays. The film I sell is the...
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    Re: Film, etc. from Japan

    NP is similar to the Velvia sold in the US, with vivid colors. F does not emphasize the warm colors like NP. Velvia 50 is not sold in sheet formats in the US.
    Datasheets:
    Velvia 50:...
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    Re: Film, etc. from Japan

    I haven't updated this post in a while. This is the current pricing for Fuji films.

    https://i.postimg.cc/y6rd1HF8/Fuji-Film-Pricing-23rd-November-2019.jpg

    Thanks,
    Kumar
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    Re: Basic Question on Iris Scale

    1. If your lens was mounted in a shutter marked "Copal Press for Wista" it is an original shutter. These lenses were sold by Wista for their cameras, and in the case of specific lenses, which if sold...
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    Re: Basic Question on Iris Scale

    A couple of methods of making a new aperture scale are discussed here:...
  10. Re: transporting a Sinar Standard/Norma 4x5 in the field

    I don't have the Norma now to check, but maybe like this?
    https://www.largeformatphotography.info/forum/showthread.php?151689-FS-Sinar-F-4x5-Camera-with-6-quot-extension-rail&p=1495112

    Kumar
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    Re: The Perils of BRASSO (and similar)

    Steven, what kind of fluid do you recommend?

    Thanks,
    Kumar
  12. Re: Horseman 45FA/45HD - lenses longer than 210mm. with this extended lens board?

    This extension board may be used only with Copal #0 and #1 shutters. Plasmats are usually in Copal #3 or #3S shutters, making them unusable. Lenses like the Fujinon A and Nikkor-Q and M lenses are in...
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    Re: Kit recommendations for a complete beginner

    Bertie, Tin Can does a very good Aunt Agatha :)

    Kumar
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    Re: 200 mm Imagon mount for Graflex

    Both these focusing mounts have the proper M58 x 0.75mm threads for a Copal 3 shutter. Remove the retaining ring and spacer from the Copal 3 shutter and screw it on to the mount (without the tapered...
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    Re: 200 mm Imagon mount for Graflex

    I have no idea of the Burghard Schmachtenburg adapter, not having seen one. I was simply answering Michael's question as to how to re-assemble the Hasselblad mount Imagon lens that he bought from me....
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    Re: 200 mm Imagon mount for Graflex

    Bob, the "front ring" that is supplied with the Imagon lens for using with Copal 3 shutters is built into the tapered tube 2. Please see the photo carefully. You'll see that the metal springs that...
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    Re: 200 mm Imagon mount for Graflex

    Michael, please look at this photo:

    https://i.postimg.cc/MH70F6DW/Rodenstock-Zork-Imagon-Focusing-Mount-03.jpg

    The Imagon lens cell 1 screws into the base of the tapered tube 2.
    This assembly...
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    Re: Horseman 45FA/HD/HF and 75mm lens

    Lenses usable on Horseman 45 Field Cameras: http://www.kenko-pi.co.jp/horseman/e/lens_list.pdf

    Kumar
  19. Re: How to open the shutter of Fujinon WS 150mm f6.3?

    Generally, I believe Copal recommended that the speed should not be changed after the shutter is cocked, and that it was the primary factor for shutter failure, apart from normal wear. This should...
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    Re: Fujinon L series

    No, it doesn't.

    Kumar
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    Re: Fujinon L series

    I don't have a 5B-S shutter at the moment, and what I describe is based on the 5A. I believe both shutters operate in the same way.

    That is not how you use the shutter.

    The red lever has two...
  22. Re: Cambo TWR 54 - 4x5 Twin Lens Reflex (like Gowlandflex) Question...

    That's a Horseman roll film holder, so not really strange. The screws on the long side appear to be holding it in place. Or are they for the slider? Perhaps removing them would let you change the...
  23. Re: Adapter / ring? Rodenstock Sironar-N 210mm

    That's a spacer ring. They're usually found on #3 lenses. It's nice to have if you're using the lens on a field camera, where the uprights on the lens panel might prevent the lens from being mounted,...
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    Re: Where to send Lens for CLA?

    [QUOTE=darr;1513481]Thank you everyone for your help.

    The lens is a Nikon-W 210/5.6 in Copal shutter.
    Everything works, but the aperture selector is tighter to move than my other lenses, and I...
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    Re: Dual Focusing Mechanism

    Thanks to all of you. It does look like a planetary gear is involved. I will read up some more.

    Kumar
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    Re: Dual Focusing Mechanism

    Ramesesjd,

    I was at a lab the other day when I saw this dual focus mechanism. I asked to use it, and was amazed at the smoothness. The inner knob did turn along with the outer knob, but if I held...
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    Dual Focusing Mechanism

    I'm curious about the coarse and fine focusing mechanism found in microscopes, where the outer, larger knob controls coarse focusing and the inner knob controls fine focusing.

    What kind of...
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    Re: Bellows size for Wista SP

    Talk to the seller. I don't know about other sellers, but ecbuyonline is very responsive and will make things right.

    Kumar
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    Re: How to close up a Rittreck View camera?

    I posted it above. Click on the link and it should download to your computer or open in another window, depending on how you've configured your computer.

    Kumar
  30. Re: What lens to get for most shallow depth of field on 4x5?

    Some projection lenses will also work - Heidosmat 150mm f/2.5, Buhl 200mm f/2.5. You'll have to figure out a shutter mechanism, though.

    Kumar
  31. Thread: Broken glass

    by B.S.Kumar
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    Re: Broken glass

    A photo frame from the dollar store comes with a nice thin piece of glass or clear acrylic, and would serve your purpose.

    Kumar
  32. Thread: Broken glass

    by B.S.Kumar
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    Re: Broken glass

    The glass part in the ground glass assembly can consist of a ground glass plus fresnel lens, or simply a cover glass on top of the ground glass. If it is a fresnel, it should have concentric grooves...
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    Re: Seeking Advice for 4x5 Handheld Camera

    If you can hold a Technika to your eye and take photos for an entire day, perhaps you could hold this at waist level :)

    https://i.postimg.cc/sf4Zz4rx/Mac-Van-TLR-02.jpg

    I sold this MacVan TLR...
  34. Re: Nikkor M 300mm 1:9 shutterspeed ring problems

    It is also possible that the chrome ring around the throat of the lens has been tightened too much. Turn the screw (circled red in the photo) so that the ring can be loosened slightly and check the...
  35. Re: Need Light Meter Recommendations | My SinarSix isn't working \_(ツ)_/

    If you have a metering back you could also get the Booster that uses the Minolta Flash Meter.

    Kumar
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    Re: Linhof Kardan question

    Bob Salomon will no doubt chime in, but still...

    The Linhof Color became the Linhof Kardan Color when rear rise and lever-activated front rise mechanism were introduced. The Kardan Color also had...
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    Re: Sad news about LFPF member Degroto

    Very sad to hear this. We had a couple of thoughtful conversations last year.

    Kumar
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    Re: Lens caps? Bought or made?

    Delrin / Acetal / POM will not outgas. I wanted to get them made, but no takers, sadly.
    https://www.largeformatphotography.info/forum/showthread.php?132043-Acetal-Lens-Caps

    Kumar
  39. Re: Question about lens boards and Copal 3 shutters

    Usually, there is no felt or other material behind the sliders.
    Sometimes, the screws holding the sliders can be tightened to hold the board firmly.

    Kumar
  40. Re: Buy used Toyo w/accessories or brand new Chamonix

    Toyo cameras are still produced, though on a much smaller scale now.

    Kumar
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