Autochrome Filters red No. 29 or F, green No. 61 or N, blue No. 50 or L.

Discussion in 'Alternative Processes' started by Mustafa Umut Sarac, Jan 6, 2014.

  1. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    Where can I find equivalent Wratten Gelatin Filters from 1922 herebelow

    red No. 29 or F,for the green No. 61 or N, and for the blue No. 50 or L.

    I dont know where to look.

    Thanks
    Umut
     
  2. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    Last edited by a moderator: Jan 7, 2014
  3. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    https://archive.org/details/practicalcolorph00walliala

    PRACTICAL COLOR
    PHOTOGRAPHY
    BY
    E. J. WALL, F.C.S., F.R.P.S.
    Author of
    "The Dictionary of Photography,"
    " Carbon Printing," etc.
    SOUTHERN
    AMERICAN PHOTOGRAPHIC PUBLISHING CO.
    BOSTON 17, MASSACHUSETTS
    1922

    COPYRIGHT, 1922, BY
    AMERICAN PHOTOGRAPHIC
    PUBLISHING CO.
    Entered at Stationers' Hall
    PRINTED IN THE UNITED STATES OF AMERICA
    Electrotyped and printed, June, 1922
    THE PLIMPTON PRESS
    NORWOOD, MASS. U.S.A.
     
  4. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    Thank you redbluegreen for that link. Book covers these filters and screen plate printing with these filters , especially for Autochrome.
     
  5. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    Autochrome 50 Green B.jpg
    Autochrome 29 Red A.jpg
    cocuk.jpg
    Blue tricolor 47.jpg

    29 , 61, 47

    Now How We should process these 3 tri chrome colors to see the final result ?
     
    Last edited by a moderator: Jan 7, 2014
  6. Mustafa Umut Sarac

    Mustafa Umut Sarac Subscriber

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    I downloaded Tiffen DFX software and separate the above image to RGB channels with Wratten Filters ,29,61 and 47 which referenced as autochrome screen plate printing filters at 1922. Than merged at GIMP and try to correct it. It is very very strong.

    cocuk2.jpg