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Back-focus
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- A fine mechanical adjustment in a camera that is used to adjust the imaging device relative to the lens to ensure that it is at the exact focal point for the lens fitted. this adjustment is especially important when fitting a zoom lens.
- A procedure of adjusting the physical position of the ccd-chip/lens to achieve the
- A procedure of adjusting the physical position of the ccd-chip/lens to achieve the correct focus for all focal length settings (especially critical with zoom lenses).
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Mechanical, английский
Adjustment, английский
- Регулировка; перестановка; корректировка
- Поправка
- A specific directional high-speed movement of a joint performed by a chiropractor
- In marine insurance, the ascertaining and finally settling the amount of
- A change to an account to correct or update the balance.
- Корректировка
Especially, английский
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Backlash, английский
- An effect noticed in pan and tilt units, whereby the unit does not come to a smooth stop at the end of the pan movement. this is usually caused by play in the mechanical components of the unit or by attempting to bring the unit to an instant stop.
- Зазор
- The violent recoil and whipping movement of the free ends of a rope or wire cable broken under strain.
- The lost motion in poorly fitted gears.
- A loop of line trapped under successive coils on the spool of a multiplier reel caused by allowing the spool to overrun.
- Неожиданное сильное движение назад отрицательная реакция на политическое событие back-room место, где происходит секретная деятельность (особ. политическая), закулисные переговоры и т.п.
- Loss of motion between the input and output of a mechanical system, as due to looseness or flexure. term implies some restoring torque at the input, though no effective output, as for instance in a system of gears and
Average video signal, английский
Represents the average light level of a picture and is used to open or the iris in an auto iris lens.
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