"tightened focus" is an acceptable phrase in written English.
You can use it when describing a situation in which attention or concentration has become more intense or narrowed in on a certain task or idea. For example: "With a tightened focus on efficiency, we were able to streamline the production process and save time."
The revised bombing plan for a possible attack, with its tightened focus on counterterrorism, is gathering support among generals and admirals in the Pentagon.
The debate has tightened focus on the Riverdale gun shop, where 8% of all guns recovered from Chicago crime scenes between 2009-2013 were purchased, Chicago police say.
Ek's work from the past year, however, shows a much more tightened focus, with recurring subject matter and visual scenarios, and an emphasis on a blue and pink palette, which seem to have become the artist's signature style: "I don't want to bore myself or others, but I guess I need some of my work's elements to stay the same or at least to evolve slower," Ek tells The Creators Project.
Jolla has shed its own hardware making ambitions, tightening focus on its core software asset.
During a run-through, his notes — whispered urgently to his assistant, Teri Weksler — almost all involved tightening, focusing and eliminating extraneous movements.
She added, "Does the Goodman's Stage 2 really believe that filthy language is a substitute for drama?" "At this point it is just a dreary slice of life that needs tightening, focusing and clarifying," Glenna Syse wrote in the Chicago Sun-Times.
"Going down on his hip, he really tightened his focus.
Mr. Höweler and Ms. Yoon also tightened their focus, honing in on the Boston area.
By Monday, investigators had tightened their focus on Mr. Jakob and begun to examine records of his stock trading.
Ms. Kaminsky tightened the focus to Gertrude Stein, and then widened it to take in Stein's relations, friendly and contentious, with the writers and composers of her milieu.
"When Aran took over the music series, he tightened its focus to artists who are rigorously contemporary," said Harry Philbrick, the Aldrich's director.
