primary focus


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primary focus

[′prī‚mer·ē ′fō·kəs]
(optics)
In an astigmatic system, a line at which some of the bundle of rays from an off-axis point meet; this line is perpendicular to a plane which contains the point and the optical axis, and has a smaller image distance than the secondary focus. Also known as meridional focus; tangential focus.
References in periodicals archive ?
She comes to Siegfried from Grant Thornton, where she worked as a senior associate in the audit practice with a primary focus in the energy industry.
Genesis Genomics' primary focus is on the early detection of cancer.
Cobra's primary focus is real estate development and residential home construction.
it has a primary focus of providing annuities to teachers and has about 500,000 customers.
UCG was, is, and will continue to be our primary focus.
Although the primary focus of the work on the 2003 supplement was to update previously included federal programs, it does add several new programs.
While farming is no longer Newhall Land's primary focus, the company plans to continue to harvest crops, especially at its Columbia Ranch.
In particular, the guide focuses on 14 programs that have improving health as the primary focus, 2 with a primary focus on enhancing the economic status of individuals and/or their communities, and 28 in which the focus is dual, improving health and enhancing economic status.
The primary focus is on metadata and how it can be standardized.