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Pan and tilt head (p/t head).
CCTV glossary (глоссарий терминов по видеонаблюдению) |
A motorized unit permitting vertical and horizontal positioning of a
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Horizontal, английский
- Горизонталь; горизонтальный
- Горизонталь; горизонтальный 287
- At right angles to the direction of gravity; on the level; parallel to the horizon; neither vertical nor inclined.
- A direction parallel to the horizon, or what is commonly termed lying flat. one of the greatest inconveniences navigators have to struggle with is the frequent want of a distinct sight of the horizon. to obviate this a horizontal spinning speculum was adopted by mr. lerson, who was lost in the victory man-of-war, in which ship he was sent out to make trial of his instrument. this was afterwards improved by smeaton, and consists of a well-polished metal speculum about 3-1/2 inches in diameter, inclosed within a circular rim of brass, so fitted that the centre of gravity of the whole shall fall near the point on which it spins. this is the end of a steel axis running through the centre of the speculum, above which it finishes in a square for the convenience of fitting a
Positioning, английский
Placing elements, such as text and graphics, on a page to let the page author control the exact location and layer order of a page element.
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D-vhs, английский
- A new standard proposed by jvc for recording digital signals on a vhs video recorder.
- A new standard proposed by jvc for recording digital signals on a vhs video recorder. dvr – digital video recorder,
Pan unit., английский
A motorized unit permitting horizontal positioning of a camera.
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