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Type: Posts; User: Bob Salomon; Keyword(s):

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    Re: Linhof Serial Numbers

    1985
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    Re: Why are all of my photos soft?

    And, unless that SK is a macro you still donít know how good it is.
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    Re: Finding f-stops for remounted lens

    I just use my light meter. First determine the light absorption of the gg/fresnel. Enter that as a filter factor. Point the camera at an evenly illuminated surface, use the microscope attachment and...
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    Re: Why are all of my photos soft?

    Are you focusing with a good loupe focused on the grain of your ground glass or some other way?
  5. Re: scanning 4x5 negatives in printfile sleeves

    Since you have everything why not just try it?

    Or call Printfile in Ocala and ask Gene.
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    Re: Missing tiny parts: 8x10 Cambo Legend

    Why not ask Cambo?
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    Re: To loupe or not to loupe?

    Have picked up a couple of loupes to learn with. Both have a a pair of posts or lugs on the barrel to secure a cord for around the neck. Cord is gone. Any suggestions for a replacement material? I...
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    Re: Still life - DOF problem

    Here it is on B&H. It shows one side. The other side is also a calculator.

    https://www.bhphotovideo.com/c/product/155145-REG/Rodenstock_260700_Depth_of_Field_Calculator.html/reviews
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    Re: Still life - DOF problem

    Donít need scales on the camera. You can use a small ruler and protractor to use a camera without scales. It will also tell you the magnification, and any required exposure compensation.

    Using an...
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    Re: Still life - DOF problem

    You focus on the near point. Focus on the far point and it will tell you where to position the rear standard between the two as well as what f stop to use and how much tilt would be required.
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    Re: Still life - DOF problem

    Or just get the pocket size Rodenstock depth of field/Scheimpflug calculator and follow the numbered steps. No measuring or targets needed for formats from 35mm to 810. No batteries either, just...
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    Re: how old are we?

    I get my eye exams at the VA and they clean the equipment after each exam. They have been quite through but the exams are done by interns in Opthomology and then a VA Opthomologist checks their...
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    Re: how old are we?

    Still trying to get use to 79. Iím now telling people Iím 18x4+7. Takes them a little bit to figure it out.

    I was active for 2years, 11 months and 25 days. Getting discharged in June of 65.
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    Re: Still life - DOF problem

    With what circle of confusion?
    We donít know if the op wants to make a contact print or a mural.
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    Re: Still life - DOF problem

    Thatís why I also said half way.
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    Re: Still life - DOF problem

    Larger aperture to avoid diffraction and take one focused 1/3rd between the flowers and the mirror and one half way between.
    Focusing on the flowers means that you are loosing all of the DOF in...
  17. Re: Linhof Master Technika serial numbers - post 2000

    The higher the letter the later it is. The letters started with B in 1990 with B511050.
    Your B521123 was 1991.
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    Re: Practical Movements for 90mm 4x5

    For a 90mm Angulon, 90mm Super Angulon or any of the others in between? Big difference. The first doesnít fully cover 45 and the others cover more then 57.
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    Re: Linhof Serial Numbers

    1973
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    Re: how old are we?

    Gee, it doesnít seem that long ago that I was the youngest studio photographer in Ct, but that was the mid 60s! Today I am close to the oldest! 79 on 03/14!

    Time does fly when youíre having fun!
  21. Re: LED UV Light Box: Build Your Own for Under $150

    With fl tubes the eve ness of illumination is also dependent on the distance the tubes are from the diffusion surface.
    Kaiser slim boxes had to have a silver stripe, the length of the tube, to even...
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    Re: Kenny Rogers RIP

    He took lessons from John Sexton and worked with an older Super Technika IV. He was quite serious about mastering it and John called me several times about helping him.
    After he sold his ranch he...
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    Kenny Rogers RIP

    Another large format shooter passed away yesterday. RIP Kenny.
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    Re: Better lens for my Crown Graphic?

    Which MF do you have? The current type that covers 72/75 to 360mm? Or one that pulls apart for 90 to 360?
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    Re: Filter fog?

    Heliopan are dyed in the mass solid glass filter with slim brass rings. They cannot degrade like sandwiched filters and they are ground parallel for highest optical performance.
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    Re: Better lens for my Crown Graphic?

    Why? The Multifocus corrects for,Parallax and for fields size. There isnít a more accurate finder! And, if that finder isnít accurate enough you can always but one of the discontinued frame finders!
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    Re: Filter fog?

    All polarizers are a sandwich with foil between glass, except for Kaesmann polarizers which is edge sealed in glass the others can all be effected by heat, humidity, fungus getting between the glass....
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    Re: How Have You Made a Plastic GG

    From Wikipedia:

    “ Once patent priority was resolved, in Bayer's favor, Bayer began commercial production under the trade name Makrolon in 1958 and GE began production under the name Lexan in...
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    Re: How Have You Made a Plastic GG

    Isnít Lexan GEís name for polycarbonate?
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    Re: Better lens for my Crown Graphic?

    Why canít the Linhof do it? Or the Wista RF?
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    Re: Better lens for my Crown Graphic?

    ď Depth of Field_Depth of Focus produces area in the image that appears to be in focus.Ē

    Depth of field is the area in front and behind the point in sharp focus in front of the lens.
    Depth of...
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    Re: New light box from Home Depot

    There was a super studio in St Louis that equipped all of their photographers with Rodenstock lenses from us. On a visit to their new studio, that had been a supermarket, with their dealer I saw that...
  33. Re: Grad ND, Contrast and Color FIlter Setup with Center Filter

    I visited him at his studio in the Everglades a couple of times. You could look out his window and see alligators walking or sunning behind his house and when leaving he warned about moccasins...
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    Re: Better lens for my Crown Graphic?

    Why don’t you focus critically on the gg with a good loupe adjusted to be focused on the grain side of the gg and then refocus a mm, or so, near and then far and see what happens to the spot you...
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    Re: Out of Stop, switch to water?

    In the USAF photo school at Lowry they sent us to the chow hall for vinegar that we diluted.
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    Re: My Set Up for Film Holder Labels

    Without using friskit or notches you still canít id which sheet came out of which side of a holder. You can only id that the sheets came out of a specific holder.
  37. Re: 75mm or 90mm based on the following....

    But your question could not be properly answered since you never said what you will shoot with it. National parks? Buildings? Interiors? They all will have different requirements.

    Also, make sure...
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    Re: Linhof Serial Numbers

    If it is in the 612 board yes. The 58mm wonít fit the 1st version and early 2nd ones. All the other lenses, up to 180 fit both versions.
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    Re: New light box from Home Depot

    5000K by itself doesnít mean much without knowing what the CRI of the fixture and light source is. For photo you need 95+.
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    Re: My Set Up for Film Holder Labels

    Well and good. But there is still no way with this system to know which sheet was shot in which side of which holder.
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