(building construction) A viewing window set in a fire door, usually glazed with wire glass.
| Sci-Tech Dictionary: vision light |
(building construction) A viewing window set in a fire door, usually glazed with wire glass.
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| Architecture: vision light |
1. A window glazed with clear glass for viewing.
2. A viewing window in a fire-rated door; usually wire glass must be used and the dimensions of the glass are limited by code.
| optics | |
| night vision | |
| configurated glass, figured glass |
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