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A focus of infection is a place containing whatever epidemiological factors are needed for transmission of an infection. Any focus of infection will have a source of infection, and other common traits of such a place include a human community, a vector population, and environmental characteristics adequate for spreading infection. [1]
Helicon Focus is a proprietary commercial digital image processing tool, first released in 2003, developed and published by Helicon Soft Limited. Like programs such as CombineZ or Zerene Stacker, Helicon Focus is designed to blend the focused areas of several partially focused digital photographs to increase the depth of field (DOF) in an image.
Focus is a Dutch progressive rock band formed in Amsterdam in 1969 by keyboardist, vocalist, and flautist Thijs van Leer, drummer Hans Cleuver, bassist Martijn Dresden, and guitarist Jan Akkerman. The band has undergone numerous formations in its history; since December 2016, it has comprised Van Leer, drummer Pierre van der Linden, guitarist ...
A benign bone growth doesn’t usually pose a risk to your health aside from the possibility of pain and discomfort. In some cases, sclerotic bone lesions may cause visible deformities or impact ...
Gmail is an email service provided by Google. As of 2019, it had 1.5 billion active users worldwide, making it the largest email service in the world. [1] It also provides a webmail interface, accessible through a web browser, and is also accessible through the official mobile application. Google also supports the use of third-party email ...
Three lineups of Focus in 1974, 2014, 2023 Focus are a Dutch progressive rock band from Amsterdam. Formed in November 1969, the group originally included keyboardist, flautist and vocalist Thijs van Leer, guitarist Jan Akkerman, bassist Martijn Dresden and drummer Hans Cleuver. The group broke up in 1978, but later reformed with various personnel changes in 1985, 1997 and finally 2002. The ...
Ghon focus. Chest X-ray of a Ghon's focus. A Ghon focus is a primary lesion usually subpleural, often in the mid to lower zones, caused by Mycobacterium bacilli ( tuberculosis) developed in the lung of a nonimmune host (usually a child). [1] It is named for Anton Ghon (1866–1936), an Austrian pathologist. [citation needed]
The infinity focus marked as ∞ on a Minolta lens. In optics and photography, infinity focus is the state where a lens or other optical system forms an image of an object an infinite distance away. This corresponds to the point of focus for parallel rays. The image is formed at the focal point of the lens. In simple two lens systems such as a ...