Does photo paper have an ISO rating?

Discussion in 'Pinhole Photography' started by BetterSense, Jan 11, 2009.

  1. ciniframe

    ciniframe Member

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    I believe the difference is between 8 and 9 stops; ie.
    f16-22-32-45-64-90-128-180-256-360
    So about 8.5 stops
    Of course calculations can be useful but in the end "cut and try" is the likely best way to arrive at a exposure solution. Just be sure to make notes.
     
  2. tonyowen

    tonyowen Member

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