Method and apparatus for exposing a photosensitive material

摘要

The invention relates to a method and apparatus for exposing a photosensitive material such as colour negative film, colour reversal film and colour photographic paper, for evaluating the photographic characteristics of said photosensitive material. At least two different areas of the material are exposed differently and at least one light beam is used. At least one light beam is split into at least first and second parts which are equal to each other. At least two different areas are respectively exposed to the first part of the said light beam and the second part of the said light beam.