natural horizon


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natural horizon

The circle around the observer where the earth and the sky appear to meet. Also called a visual horizon or an apparent horizon.
References in periodicals archive ?
But even more universal and insidious is our frequent inability to discern the natural horizon at night.
It can happen when visibility is reduced to zero, or whenever the natural horizon is not clear enough to control the airplane by visual references.
This was one of those nights where the natural horizon wasn't all that apparent, due to the moist, summer haze over south Florida extending up to my altitude, plus the number and size of the buildups.
If the natural horizon were to suddenly disappear, the untrained instrument pilot would be subject to vertigo, spatial disorientation, and inevitable control loss."
ColorChip is headquartered in Yokne'am, Israel, where it's fully owned, industrialized optics-based FAB is dedicated to the production of PLC based SystemOnGlass(TM), a dense, multi-lane, hybrid photonic integrated circuit used as the foundation of the company hyper scale Transceivers, providing a platform of scalability that seamlessly transitioned from 40G to 200G moving towards 400G and beyond as its natural horizons. ColorChip has a production facility in Thailand and offices in San Jose, California.

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