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Limiting exposure duration
Glossary Of Laser Terminology |
An exposure duration which is specifically limited by the design or intended use(s).
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Extended source, английский
An extended source of radiation can be resolved into a geometrical image in contrast with a point source of radiation, which cannot be resolved into a geometrical image. a light source whose diameter subtends a relatively large angle from an observer.
Secured enclosure, английский
An enclosure to which casual access is impeded by an appropriate means (e.g., door secured by lock magnetically or electrically operated, by a latch, or by screws).
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