ASTM D4039-09(2023)
Standard Test Method for Reflection Haze of High-Gloss Surfaces
Standard Test Method for Reflection Haze of High-Gloss Surfaces
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Дата публикации:
- 30 июня 2023 г.
- SKU:
- ASTM D4039-09(2023)
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Abstract
Significance and Use 5.1 Measured gloss values of specimens depend on the angle of illumination, refractive index of the material, and the geometric distribution of the reflected light. 5.2 Haze is produced by irregularities in the reflec...
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