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AS 1139 PDF
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Dental radiographic film
| Published by | Publication Date | Number of Pages | |
| AS | 01/01/1985 | 9 |
AS 1139 – Dental radiographic film
Specifies requirements for film used for dental intra-oral (speed groups C and D) and extra-oral radiography. Definitions, sizes, shape and physical properties of intra-oral and extra-oral films are laid down. Appendices give methods for determining base and fog (emulsion and safe light) densities, and for determining speed and average gradient.
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