defocus

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defocus

[dē′fō·kəs]
(engineering)
To make a beam of x-rays, electrons, light, or other radiation deviate from an accurate focus at the intended viewing or working surface.
References in periodicals archive ?
The Skopje-based US embassy told Radio Free Europe that "violence sabotages the legitimacy of the objectives and defocuses from the productive attempts to solve the issues.
Analyst Imer Ismaili says that the politicians' fuss defocuses the nation from the Census' true goal.
Service providers and end-users alike, recognize that assuring 24x7 network and server availability and peak performance requires special skills, is time and process intensive and defocuses internal IT staff from their core responsibilities.