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Unsharpness; penumbra
| Глоссарий терминов по технологиям неразрушающего контроля (NDT) |
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Blur (rt), английский
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Penumbra, французский
Literally, "dim light"; the outer filamentary region of a sunspot.
Penumbra, английский
- The lighter shade which surrounds the dark shadow of the earth in an eclipse of the moon. also, the light shade which usually encircles the black spots upon the sun`s disc.
- "мягкое" затенение (в графике)
Penumbra (rt), английский
The shadow cast when the incident radiation is partly, but not wholly, cut off by an intervening body; the space of partial illumination between the umbra, or perfect shadow, on all sides and the full light. a marginal region of the borderland of partial obscurity.
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Defect detection sensitivity (rt), английский
Blur (rt), английский
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