The phrase "a degree of focus" is correct and usable in written English.
It can be used when discussing the level or intensity of concentration or attention given to a particular task or subject.
Example: "In order to succeed in this project, we need to maintain a degree of focus on our goals and objectives."
Alternatives: "a level of concentration" or "an amount of attention".
Coding, like writing, requires a degree of focus and a high tolerance for frustration.
The playing, though often admirable, lacked a degree of focus and energy.
"The events of the fall really uncovered and provided a degree of focus on fundamental problems in the way banks service and foreclose on mortgages," said Paul Leonard of the Center for Responsible Lending.
In an email, Trende described his own strategic preferences to me as a moderate effort to reach out to Hispanics, combined with a degree of focus on low and middle income earners: To the extent I have suggestions, they were for more economic populism.
"I came back into the world and everything was in a degree of focus that I hadn't experienced... Desperation will allow you to do incredible things in the name of survival.
Relying mainly on direct observation, she achieves a degree of allover focus that seems slightly more intense than that of everyday perception.
It got us thinking about the give-back element of life (charitable organizations like Charity: Water, Fallen Whistles, Invisible Children, and Nothing But Nets form a substantial population among Summit Series attendees, tribute to the founders' commitments to fostering a degree of external focus and good will), and about our own passions.
Despite this, the anarcho-syndicalist union persisted and gradually acquired a degree of influence, focusing its efforts through propaganda in Golos Truda, with the intent of capturing the attention of the public with its ideals and by differentiating itself from the other radical factions.
It is true that juggling with childcare and homework as well as a very demanding job takes a high degree of focus and good time-management, and that Yvette Cooper believes that getting family policy right is the most effective weapon against child poverty.
According to Sean Westergaard of AllMusic, Band of Gypsys is one of the best live albums of all time and an important recording for Hendrix, who played with a remarkable degree of focus and precision on what were "perhaps his finest [live] performances".
"It was a fun experiment," she said, adding that managing the hoop required a higher degree of focus than traditional yoga.
