The phrase "an extended focus" is correct and usable in written English.
It can be used when discussing a prolonged or in-depth concentration on a particular subject or issue.
Example: "In our research, we maintained an extended focus on the environmental impacts of urban development."
Alternatives: "a prolonged emphasis" or "an in-depth concentration".
Several pictures at different focus distances were taken for each view to be processed afterwards in a stacker software in order to achieve an extended focus picture [12].
NowThis hasn't been ignoring immigration before now, particularly when it comes to Republican candidates' comments about the topic, but the company will be giving the issue an extended focus with the new series.
Every fluorescence image shown is an extended focus calculated as the zero-projection from stacks of single images taken at an interval of 0.2 µm.
It provides an extended focus by employing a Bessel beam.
Digital images of five optical planes separated by a distance of 0.75 μm were recorded and combined to an extended focus image using the maximum intensity algorithm (Metasystems).
All patients were treated with 10 megavoltage (MV) photons with parallel opposed lateral fields at an extended focus to skin distance of 4 m.
Prehospital ultrasound has a multitude of applications in the unstable trauma patient, extending from simple thoracic ultrasound through to an extended focused assessment with sonography in trauma [ 34- 36].
The optical setup (Fig. 1(a) ) for extended focus OCT imaging is the same as the one previously published [ 18].
In each location our panel, made up of a cross-section of ordinary men and women who have not yet decided how they'll vote, will participate in a series of extended focus group sessions designed to unearth their underlying views of the policies, the parties and the leaders.
Single Bessel beams furnish an easy way for multiple trapping, although their extended focus makes a full three-dimensional trap unachievable.
a + b with extended focus.
