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  1. Re: Help confirming identity of a no name Wollensak lens

    Thank you for clarifying Dan. I had a vague memory that the determinant of focal length was nodal point to film plane but was unable to remember specifics. In this instance my test measurements have...
  2. Re: Help confirming identity of a no name Wollensak lens

    Sorry, that was my typo which has unhelpfully muddied the waters. It should read 230mm which is indeed 9 inches.
    It did occur to me that the aperture scale may not have been original to the shutter...
  3. Re: Help confirming identity of a no name Wollensak lens

    Yes both cells have the same focal length so convertible (symmetrical RR) but not triple convertible.
  4. Help confirming identity of a no name Wollensak lens

    I recently acquired a good Wollensak lens in a desperately damaged shutter which carries an aperture scale of f6 to f45. I suspect this had only been used to supply a working aperture range. The...
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    Re: Dawe Instruments Universal 1714B

    Well I finally had to put my hand in my pocket and buy a copy of the user manual and I'm glad I did as this camera has a couple of quirks that I would not have found out about without it. Firstly the...
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    Re: Dawe Instruments Universal 1714B

    Thanks for the responses everyone. The adjustment of the slit width is the at the root of the problem.159331159332159330

    The Max /Min knob has not 2 but 8 click stopped settings. There are 6 sets...
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    Re: Dawe Instruments Universal 1714B

    Nothing I can see. Seems to be a fixed width opening on the shutter with the speeds being governed by a change in tension when winding. There is a knob simply marked Max in black and Min in red which...
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    Dawe Instruments Universal 1714B

    I recently bought this rather unusual large format (5x4) technical camera for which information is very, very thin on the ground. It dates from the early 1950s and was made in the UK by G H...
  9. Re: Cameras that use Circular Wooden Lens Boards

    The site at http://www.woodandbrass.co.uk/ is fascinating and a very good resource. I will enjoy working my way through it .
    I had already noticed that many of the cameras had similar fittings and...
  10. Re: Cameras that use Circular Wooden Lens Boards

    Thanks Ian, I will drop an email for pics. It's always useful to have a reference point.
    I got a few incomplete and broken plate holders with the camera and these will provide me with a good source...
  11. Re: Cameras that use Circular Wooden Lens Boards

    The flange is screwed onto the circular board in the same way it would be attached to the more usual square lensboard.
    It drops into the front standard and is secured by the 3 retainers seen in the...
  12. Cameras that use Circular Wooden Lens Boards

    This is a bit of a long shot. I have recently bought an incomplete mahogany half plate camera as a winter restoration/rebuild project and I would like if possible to track down the original maker....
  13. Re: Help Identifying Mystery Wooden Field Camera

    "Since the back is not original, maybe the half-plate format isn't original either? It looks suspiciously like a generic German-built "English Type" Reisekamera to me. Could the original sixe have...
  14. Re: Emil Busch 5x7 Camera? Help Identify this one

    A google search throws up:
    TRIBEES FIELD CAMERA
    BUSCH CAMERA CO., LONDON; HALF-PLATE, BRASS AND MAHOGANY, WITH A BUSCH LENS IN A UNICUM SHUTTER AND DARKSLIDES .
    This is the Lot description from a...
  15. Re: Source of Dirt Cheap 18x24cm holders!!!!

    "For you Brits and Europeans, this is well worth considering. I dont know how many are left, but he had Lisco Regal and Fidelity Elite double boxes at 'More than 10 available' for each. I bought 10...
  16. Help Identifying Mystery Wooden Field Camera

    I recently purchased this wooden field camera but despite extensive internet searches I have been unable to identify the manufacturer. It is a half plate and is pretty well made but does not seem to...
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    Re: Linhof Serial Numbers

    This is getting really interesting Bob so sorry to keep coming back to it. Firstly, this camera looks nothing like anything in pictures I can find described as a Technika II.
    Secondly there is an...
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    Re: Linhof Serial Numbers

    I thought the Medezin had a special enamel finish to allow for a more efficient sterilisation of the camera before use. This is a normal black leatherette covering.
    The top metal edge behind the...
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    Re: Linhof Serial Numbers

    Hi Bob,
    Thank you for the fast reply as ever but I am now very confused.
    All my available sources tell me the Technika III (5x4) was not made before 1946. However I appreciate it's not an exact...
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    Re: Linhof Serial Numbers

    A request for some dates when you have a moment please Bob:
    Earlyish Super Technika III (5x4) SN: 22689
    Super Technika III (2x3) SN: 45912
    Super Technika IV (2x3) SN: 87627

    Many Thanks, Steve
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    Re: DIY Filmholders

    I have just picked up on this thread rather late. You may have considered this already but I have used black velvet ribbon (which can purchased in a wide variety of widths), to renew light traps on...
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    Re: Durst Laborator 1200 workarounds.

    Meant Durst; typed Beseler , oops!
    It's been a hard day so my cue to get some kip I think.
    Goodnight all.
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    Re: Durst Laborator 1200 workarounds.

    Hi Ash,
    Calumet is going great:really pleased with it. I have put a 240mm G Claron on it and the results look good although I am limited to printing onto POP at the moment. Hence the Durst enlarger...
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    Durst Laborator 1200 workarounds.

    I just got a Durst Laborator 1200 with CLS 500 Colour head which was overkill for my black and white 12 x 16 requirements especially the space it takes up in my flat. But for 56 pounds sterling I...
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    Re: daylight tank for 4x5, 4-6 sheets?

    I have just started using a Paterson Orbital Print processor. It was made to print a sheet of 10x8 paper but has separators in the form of plastic pegs to allow processing 4 sheets of 5x4 film....
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