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- Dictionarycollimate/ˈkɒlɪmeɪt/
verb
- 1. make (rays of light or particles) accurately parallel: "the caesium atoms are collimated into a narrow beam"
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Jul 8, 2024 · The dynamic collimation system (DCS) provides energy layer-specific collimation for pencil beam scanning (PBS) proton therapy using two pairs of orthogonal nickel trimmer blades. While excellent measurement-to-calculation agreement has been demonstrated for simple cube-shaped DCS-trimmed dose distributions, no comparison of measurement and dose calculation has been made for patient-specific ...
Jul 5, 2024 · Definitions of collimation. noun. the accurate adjustment of the line of sight of a telescope. see more.
Jul 8, 2024 · A mathematical symbol is a figure or a combination of figures that is used to represent a mathematical object, an action on mathematical objects, a relation between mathematical objects, or for structuring the other symbols that occur in a formula.
Jul 4, 2024 · 7. Collimation to the area of interest. For the portable chest X-ray the X-ray beam should always be collimated to the area of interest: Superiorly the supraclavicular region defined by the superior margin of the 1st rib bilaterally; Lateral margins of the chest; The hemidiaphragms.
Jul 8, 2024 · True. Each digital image is two dimensional and is formed by a matrix of. pixels. Highly complex mathematical formulas applied during digital processing of the image are termed: algorithms. The intensity of light that represents the individual pixels in the digital image on the monitor is the definition for.
Jul 8, 2024 · Even with good collimation, the scatter radiation reaching the image receptor obscures the spinous processes. What can the technologist do to improve the visibility of the posterior elements of the spine?
Jul 7, 2024 · Problems with Catseye XLKP collimation - posted in Reflectors: Hi all, a few days ago I recieved my Catseye XLKP autocollimator (with extension) and a BlackCat Ceshire which I wanted to use instead of my lasercolli (since it is not reliably holding its own adjustment anymore) on my 800mm f/4 imaging Newtonian (which got a new focuser, but I am quite sure it is not completely off).
Jul 5, 2024 · Lumbar Spine | Thoracic Spine AP Lumbar Spine • The patient is lying with their legs • Flexing the knees reduces the curvature, bringing the lumbar vertebral column more to the image receptor • Flexing the knees also allows for patient comfort • Close collimation is vital with high kVp technique to reduce • This projection may also be performed PA, lying prone or , with the patient ...
Jul 5, 2024 · It doesn't collimate easily, either. It's nothing like the current BT100 90° BT sold by Orion that uses Amici roof prisms and operates at full aperture. That one has a much better modern design.
Jul 8, 2024 · Online English Thesaurus from Collins: More than 500,000 synonyms and antonyms - With definitions, meanings, phrases, and examples.
