The phrase "field of focus" is correct and usable in written English.
It can be used to describe a specific area or subject that one is concentrating on or specializing in.
Example: "In her research, she has chosen to narrow her field of focus to renewable energy technologies."
Alternatives: "area of concentration" or "subject of emphasis."
In addition to field of focus, you can make micro-focus adjustments.
Photographers had to get both faces into a narrow field of focus, so a tall man was seated to bring his face closer the woman's.
One is that a shorter lens can keep a greater distance in focus, and the other is using an high F-stop - closing the iris of the lens as much as possible -- also increases the field of focus.
Therefore, the theory of fractional nonlocal differential equations has been a research field of focus in recent years.
The field of material microstructure design targeted for a specific set of structural + functional properties is now a recognized field of focus in Materials Science and Engineering.
His most extensive field of focus has been the training and coaching of piano teachers.
The Intel first prize, to be announced next month after the finalists present and defend their projects before experts in Washington, consists of a $100,000 college scholarship and something priceless: cutting-edge credibility in their fields of focus, in his case biogenetics.
Controlled studies along with field implementations of FOCUS in diverse settings will continue to throw light on the mechanisms of risk and resilience in families and deepen our understanding of the "active ingredients" in family-centered interventions.
In this paper, the "effective" refractive index for focused acoustic fields was developed, through numerical simulation and experiments, the feasibility of the optical method in measuring acoustic fields of focused transducers was proved.
I was able to comprehend the importance of these dynamics in health promotion strategies I understood how these initiatives are crucial in the field of Medicine Studentt focus group).
These studies in the field of SFL focus on the functions of lexical metaphor in the discourse, in particular their powers in expressing values and changing attitude.
