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Троланд
| Глоссарий по визуальному контролю и осмотру |
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Troland, английский
- Unit of retinal illuminance equal to that produced by a surface whose luminance is 1 cd·m–2 when the pupil measures 1 mm2.
- Unit of retinal illuminance equal to that produced by a surface whose luminance is 1 cd/m2 when the pupil measures 1 mm2. unit is convenient as a method for correcting photometric measurements of luminance values impinging on the human eye by scaling them by the pupil size. tungsten inert gas (tig) welding: see welding, gas tungsten arc. u ultraviolet radiation (uv): electromagnetic radiation with wavelengths between 40 and 400 nm. see also irradiance; uv-a.
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Колонна нкт, русский
Тестовый объект, русский
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