A rectilinear scanner is an imaging device, used to capture emission from radiopharmaceuticals in nuclear medicine. The image is created by physically...
7 KB (753 words) - 05:51, 12 September 2024
survive. 1963 - Developed first whole body rectilinear scanner. 1964 - Introduced first dual head rectilinear scanner 1967 - developed scan minification principle...
8 KB (1,231 words) - 02:45, 20 February 2022
development of the first imaging with a rectilinear scanner. Gordon Brownell developed the first positron scanner. In the same decade (1954) the Society...
13 KB (1,485 words) - 00:20, 26 April 2024
processes. Pioneering works by Benedict Cassen in developing the first rectilinear scanner and Hal O. Anger's scintillation camera (Anger camera) broadened...
39 KB (4,395 words) - 02:31, 19 October 2024
kidney injury. Also installed were the Thyroid Uptake Machine and a Rectilinear Scanner at the Nuclear Medicine unit. 1970: The first plastic surgical procedure...
12 KB (1,013 words) - 23:47, 18 October 2024
gamma emitters such as fluorine-18 and isotopes of strontium with rectilinear scanners was more useful. Use of technetium-99m (99mTc) labelled phosphates...
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endocrinology to the country in 1960 with a thyroid probe and a rectilinear scanner. In 1972 he published "Diagnostic Value of Liver Scan in Operated...
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inhomogeneity is strong. 1977/1978 - Raymond Damadian built the first MRI scanner and achieved the first MRI scan of a healthy human body (1977) with the...
29 KB (3,519 words) - 18:49, 20 June 2024
angles of view, well beyond any rectilinear lens. Instead of producing images with straight lines of perspective (rectilinear images), fisheye lenses use...
62 KB (6,616 words) - 00:58, 23 August 2024
equivalent to an 80 mm lens on many digital SLRs. For lenses projecting rectilinear (non-spatially-distorted) images of distant objects, the effective focal...
27 KB (3,178 words) - 07:02, 1 September 2024
rectilinear or fisheye designs. Wide-angle lenses come in both fixed-focal-length and zoom varieties. For 35 mm cameras, lenses producing rectilinear...
12 KB (1,561 words) - 05:37, 4 February 2024
field of view (FOV) of a lens are inversely proportional. For a standard rectilinear lens, F O V = 2 arctan ( x 2 f ) {\textstyle \mathrm {FOV} =2\arctan...
19 KB (2,394 words) - 20:48, 17 October 2024
VR photography (section Rectilinear stitching)
just 4 shots as opposed to the more time-consuming 8, 10, or 12-shot rectilinear produced panoramas described above. This type of virtual tour required...
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theory of rectilinear ray systems" E. Kummer, presentation on optically-realizable rectilinear ray systems R. Meibauer, "Theory of rectilinear systems of...
29 KB (4,688 words) - 19:09, 15 May 2024
digital cameras (which are always positive), working with scanned (by a film scanner or DSLR copy stand) film negatives saved as raw DNG files is complicated...
42 KB (4,854 words) - 13:55, 3 October 2024
perspective). The mood effect of perspective distortion achieved by rectilinear extreme wide-angle lenses is that the resulting image looks grotesque...
17 KB (2,420 words) - 05:25, 15 October 2023
building footprints was read in and then the polygons were resampled onto a rectilinear grid, which was extruded into the featured cityscape. Inbound traffic...
27 KB (3,071 words) - 13:25, 5 August 2024
suitable for photographic use and possibly mass production. Typical rectilinear lenses can be thought of as "improved" pinhole "lenses". As shown, a...
28 KB (3,490 words) - 23:04, 22 August 2024
mechanical dimmer and zoom functions. The first purchasable/mass-produced scanner was the Coemar Robot, first produced in 1986. Initially produced with either...
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lenses easier to design. The Voigtländer 12 mm lens is the widest-angle rectilinear lens in general production, with a 121-degree angle of view; only recently...
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structural stability from their aluminum products. Both looks often use basic rectilinear forms modified with slight contours and rounded edges. in 2019, Jonathan...
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screw threads leading to its widespread acceptance – Joseph Whitworth Rectilinear Slide rule – William Oughtred Compound steam turbine – Charles Algernon...
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geometrical distortion but typically display less brightness falloff than rectilinear lenses.[citation needed] Examples of this type of camera are: Taiyokoki...
32 KB (3,718 words) - 02:42, 19 October 2024
height of the visible nasal aperture) is 2 mm; and the dorsum should be rectilinear (straight). When observed from below (worm's-eye view), the alar base...
120 KB (16,121 words) - 14:14, 18 October 2024
path. A 3D image can be built up by scanning the transducer along a rectilinear path within a 2D plane.[1] The ability to distinguish thermoacoustic...
14 KB (1,623 words) - 19:41, 20 August 2022
and a specialized lens for projection, though some, such as the Rapid Rectilinear or Aplanat [citation needed]could be used in both camera and enlarger...
25 KB (3,254 words) - 16:54, 12 July 2024