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- X-ray_image_intensifier abstract "An x-ray image intensifier (XRII) is an image intensifier that converts x-rays into visible light at higher intensity than mere fluorescent screens do. Such intensifiers are used in x-ray imaging systems (such as fluoroscopes and CT machines) to allow low-intensity x-rays to be converted to a conveniently bright visible light output. The device contains a low absorbency/scatter input window, typically aluminum, input fluorescent screen, photocathode, electron optics, output fluorescent screen and output window. These parts are all mounted in a high vacuum environment within glass or more recently, metal/ceramic. By its intensifying effect, It allows the viewer to more easily see the structure of the object being imaged than fluorescent screens alone, whose images are dim. The X-ray II requires lower absorbed doses due to more efficient conversion of x-ray quanta to visible light. This device was originally introduced in 1948.Viewing of the output was via mirrors and optical systems until the adaption of television systems in the 1960s. Additionally, the output was able to be captured on systems with a 100mm cut film camera using pulsed outputs from an x-ray tube similar to a normal radiographic exposure; the difference being the II rather than a film screen cassette provided the image for the film to record.The input screens range from 15–57 cm, with the 23 cm, 33 cm and 40 cm being among the most common. Within each image intensifier, the actual field size can be changed using the voltages applied to the internal electron optics to achieve magnification and reduced viewing size. For example, the 23 cm commonly used in cardiac applications can be set to a format of 23, 17, and 13 cm. Because the output screen remains fixed in size, the output appears to "magnify" the input image.".
- X-ray_image_intensifier thumbnail Philips_II.jpg?width=300.
- X-ray_image_intensifier wikiPageID "2482050".
- X-ray_image_intensifier wikiPageLength "13942".
- X-ray_image_intensifier wikiPageOutDegree "28".
- X-ray_image_intensifier wikiPageRevisionID "676532527".
- X-ray_image_intensifier wikiPageWikiLink Absorbed_dose.
- X-ray_image_intensifier wikiPageWikiLink Amplifier.
- X-ray_image_intensifier wikiPageWikiLink Anti-scatter_grid.
- X-ray_image_intensifier wikiPageWikiLink Brightness.
- X-ray_image_intensifier wikiPageWikiLink CT_scan.
- X-ray_image_intensifier wikiPageWikiLink Category:Medical_imaging.
- X-ray_image_intensifier wikiPageWikiLink Category:Radiography.
- X-ray_image_intensifier wikiPageWikiLink Category:X-ray_instrumentation.
- X-ray_image_intensifier wikiPageWikiLink Category:X-rays.
- X-ray_image_intensifier wikiPageWikiLink Digital_subtraction_angiography.
- X-ray_image_intensifier wikiPageWikiLink Endoscopic_retrograde_cholangiopancreatography.
- X-ray_image_intensifier wikiPageWikiLink File:Philips_II.jpg.
- X-ray_image_intensifier wikiPageWikiLink Fluorescence.
- X-ray_image_intensifier wikiPageWikiLink Fluoroscopy.
- X-ray_image_intensifier wikiPageWikiLink Hysterosalpingography.
- X-ray_image_intensifier wikiPageWikiLink Image_intensifier.
- X-ray_image_intensifier wikiPageWikiLink Intensity_(physics).
- X-ray_image_intensifier wikiPageWikiLink Medtronic.
- X-ray_image_intensifier wikiPageWikiLink Operating_theater.
- X-ray_image_intensifier wikiPageWikiLink Operating_theatre.
- X-ray_image_intensifier wikiPageWikiLink Percutaneous_coronary_intervention.
- X-ray_image_intensifier wikiPageWikiLink Percutaneous_transluminal_coronary_angioplasty.
- X-ray_image_intensifier wikiPageWikiLink Philips.
- X-ray_image_intensifier wikiPageWikiLink Philips_Healthcare.
- X-ray_image_intensifier wikiPageWikiLink Philips_healthcare.
- X-ray_image_intensifier wikiPageWikiLink Picture_archiving_and_communication_system.
- X-ray_image_intensifier wikiPageWikiLink Siemens_Healthcare.
- X-ray_image_intensifier wikiPageWikiLink X-ray.
- X-ray_image_intensifier wikiPageWikiLink X-ray_computed_tomography.
- X-ray_image_intensifier wikiPageWikiLink Ziehm_Imaging.
- X-ray_image_intensifier wikiPageWikiLink File:Mobile_X-ray_image_intensifier.JPG.
- X-ray_image_intensifier wikiPageWikiLinkText "Image converter".
- X-ray_image_intensifier wikiPageWikiLinkText "Image intensifiers".
- X-ray_image_intensifier wikiPageWikiLinkText "Surgical C-arm".
- X-ray_image_intensifier wikiPageWikiLinkText "X-ray image intensifier".
- X-ray_image_intensifier wikiPageWikiLinkText "image converter".
- X-ray_image_intensifier wikiPageWikiLinkText "x-ray image intensifier".
- X-ray_image_intensifier hasPhotoCollection X-ray_image_intensifier.
- X-ray_image_intensifier wikiPageUsesTemplate Template:Main.
- X-ray_image_intensifier wikiPageUsesTemplate Template:Multiple_issues.
- X-ray_image_intensifier wikiPageUsesTemplate Template:Reflist.
- X-ray_image_intensifier wikiPageUsesTemplate Template:Unreferenced_section.
- X-ray_image_intensifier subject Category:Medical_imaging.
- X-ray_image_intensifier subject Category:Radiography.
- X-ray_image_intensifier subject Category:X-ray_instrumentation.
- X-ray_image_intensifier subject Category:X-rays.
- X-ray_image_intensifier hypernym Intensifier.
- X-ray_image_intensifier type Article.
- X-ray_image_intensifier type Instrument.
- X-ray_image_intensifier type Article.
- X-ray_image_intensifier type Instrument.
- X-ray_image_intensifier type Page.
- X-ray_image_intensifier type Physic.
- X-ray_image_intensifier comment "An x-ray image intensifier (XRII) is an image intensifier that converts x-rays into visible light at higher intensity than mere fluorescent screens do. Such intensifiers are used in x-ray imaging systems (such as fluoroscopes and CT machines) to allow low-intensity x-rays to be converted to a conveniently bright visible light output.".
- X-ray_image_intensifier label "X-ray image intensifier".
- X-ray_image_intensifier sameAs صورة_الآشعة_السينية_المكثفة.
- X-ray_image_intensifier sameAs Röntgenbildverstärker.
- X-ray_image_intensifier sameAs m.07h0j3.
- X-ray_image_intensifier sameAs С-дуга.
- X-ray_image_intensifier sameAs Q361858.
- X-ray_image_intensifier sameAs Q361858.
- X-ray_image_intensifier wasDerivedFrom X-ray_image_intensifier?oldid=676532527.
- X-ray_image_intensifier depiction Philips_II.jpg.
- X-ray_image_intensifier isPrimaryTopicOf X-ray_image_intensifier.