focal point


Also found in: Dictionary, Thesaurus, Medical, Legal, Financial, Wikipedia.

focal point

the point on the axis of a lens or mirror to which parallel rays of light converge or from which they appear to diverge after refraction or reflection

focal point

(focus) See focal length.

focal point

[′fō·kəl ‚pȯint]
(optics)
The point to which rays that are initially parallel to the axis of a lens, mirror, or other optical system are converged or from which they appear to diverge. Also known as principal focus.
References in periodicals archive ?
For some women this internal focal point may take on a transcendence not unlike a hypnotic state.
In this situation it becomes your task to establish the focal point through creative framing of the scene, using the supporting structures to create the illusion of a natural focal point.
So each medium has a default focal point, and the focal point is good in that it focuses, and bad in that there is a blind spot.
On the other hand, police officers manning WCDs in police stations in the city receive a P300 allowance every month from the City Gender Equality Focal Point Fund.
create a three-dimensional representation of the focal point of a two-dimensional work of art.
My next attempt at creating an unusual focal point was to plant the hollowed out trunk of an old apple tree at the centre of a boring lawn to provide a novel container for a white rose, until one winter it fell apart.
The UNIDO Focal point will play an important role with the Ministry of Industries.
Our lens introduces the ability to generate compact, high-amplitude signals in a linear medium, and also allows us to dynamically control the location of the focal point," said Daraio.
The Malaysia-based Alireza Khatami and Ali Seiffouri received the 2009 Best Sea Short award of the Philippines Cinemanila International Film Festival for the 12-minute Focal Point.
Focal Point Photography was awarded pounds 3,000 of services from Sunderland University Business School's Integra training and consultancy.
COLORADO SPRINGS -- Focal point tenderness on palpation over the fractured vertebral level is no longer a requirement for performing vertebroplasty, Dr.