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Photographic Documentation in Archeological Research: Increasing the Information Content
Science (New York, N.Y.)
|May 21, 1965
Summary
Photography using polarized light significantly improved the observation of ancient seals. This technique enhanced the visibility of surface details and inscriptions, aiding in better record-keeping.
Area of Science:
- Archaeological science
- Imaging technology
- Material analysis
Background:
- Ancient seals are crucial artifacts for historical and cultural studies.
- Detailed observation of seal surfaces is often challenging due to wear and inscription complexity.
- Existing photographic methods may not fully capture the intricate details of intaglio carvings.
Purpose of the Study:
- To develop an improved photographic method for observing ancient seals.
- To enhance the visibility of surface details and inscriptions on seals.
- To create more accurate and informative records of seal observations.
Main Methods:
- Objects were photographed at two angles using polarized light.
- Positive transparencies were combined with negatives in registration.
- Image processing techniques were employed to reverse intaglio to relief.
Main Results:
- The method successfully reversed intaglio carvings to a relief-like appearance.
- Significantly increased contrast and detail of the cut surfaces were achieved.
- Improved photographic records providing clearer observations of ancient seals were obtained.
Conclusions:
- Polarized light photography offers a superior method for documenting ancient seals.
- This technique enhances the interpretability of seal inscriptions and surface features.
- The improved records facilitate more accurate analysis and understanding of these historical artifacts.
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