focal point


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an·te·ri·or fo·cal point

the point where parallel rays from the retina are focused.

focal point

Etymology: L, focus, punctus, pricked
a point at which rays of light meet when deflected, either by reflection or refraction.

an·te·ri·or fo·cal point

(an-tēr'ē-ŏr fō'kăl poynt)
The point where parallel rays from the retina are focused.

pos·te·ri·or fo·cal point

(pos-tēr'ē-ŏr fō'kăl poynt)
The point of a compound optic system where parallel rays entering the system are focused.

focal point

The point at which a group of light rays converge.
See also: point
References in periodicals archive ?
An auditory focal point is a sound that the woman listens to while she is in labor.
A group of bright stars framed along one side of an image, for example, can serve as an important directional cue, leading the eye to the focal point and helping to establish a dramatic composition.
Borders Add height with a planting frame supporting a clematis Centrepiece p Design your garden on a line of sight from your house Summerhouse Design the area outside so you have the best vantage point Focal point Here the chair draws your eye and points to the view beyond
Sometimes you strike lucky with a focal point already in place.
The work with Focal Point is exciting, shaping a strong marketing plan to exploit their strengths.
Patients with no baseline focal point tenderness over their treated fractures had significantly lower pain scores at rest at 1 month follow-up than the other two groups (Am.
Turkey is a country that has become a major focal point in recent days.
YOUR article on the closure of Alma's in Corporation Street, Coventry, said the coffee bar and a focal point for the city's Polish community.
We present scaling outcomes for mathematics assessments used in the fall to screen students at risk of failing to learn the knowledge and skills described in the National Council of Teachers of Mathematics (NCTM) Focal Point Standards.
A fireplace is a simple but effective way of bringing warmth and a focal point to a room.
Where Telelogic Focal Point comes into its own is in the dynamic way that the central repository of requirements, benefits and cost estimates can be integrated in a very visual manner.
The focal point for official, national ceremonies for Veterans Day continues to be the memorial amphitheater built around the Tomb of the Unknowns at Arlington National Cemetery.