visual threshold
| of
| illumination
| visual threshold | |
| health. | seuil d'éclairement |
| of... | |
| gen. | en date du.. |
| illumination | |
| chem. | exposition |
| commun. | irradiation |
| cultur. | enluminure |
| microsc. | illuminator |
| tech. | illumination; éclairement; éclairage; éclairement lumineux; lumination |
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| seuil de visibilité en vision ponctuelle | |||
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| seuil d'éclairement | |||
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visual threshold : 5 phrases in 3 subjects |
| Lighting other than cinema | 2 |
| Medical | 2 |
| Transport | 1 |