Medical Radiography and Photography, Bände 29-30Eastman Kodak Company, 1953 |
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Seite 74
... lens of special design in front of the film , as in the Gabor system , the field can be flattened , thus removing the necessity of using a special film holder with pressure plate ( Figure 8 , page 73 ) . As with all types of lenses ...
... lens of special design in front of the film , as in the Gabor system , the field can be flattened , thus removing the necessity of using a special film holder with pressure plate ( Figure 8 , page 73 ) . As with all types of lenses ...
Seite 75
... lens , somewhat similar to the type used in conventional compound refracting lenses ( Figure 12 ) . The meniscus lens can be prac- tically achromatic , but has positive spherical aber- ration . This virtually " cancels " the negative ...
... lens , somewhat similar to the type used in conventional compound refracting lenses ( Figure 12 ) . The meniscus lens can be prac- tically achromatic , but has positive spherical aber- ration . This virtually " cancels " the negative ...
Seite 21
... lens used should not be shorter than that of the " normal " lens for the camera ; in some instances a moderate long- focus lens might prove desirable . This would avoid the faulty perspective that would be caused by the close subject - lens ...
... lens used should not be shorter than that of the " normal " lens for the camera ; in some instances a moderate long- focus lens might prove desirable . This would avoid the faulty perspective that would be caused by the close subject - lens ...
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Abschnitt 3 | 53 |
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abdominal acromioclavicular articulation anatomy aneurysm angiocardiography angle anteroposterior aorta appearance auricular surface barium birefringent blood vessels bone bronchial arteries camera cassette holder central ray cephalad chest clavicle clinical close-up colon color contrast degrees demonstrated Department of Radiology diagnosis disease Eastman Kodak Company employed epididymis equipment esophagus examination exposure field filters Flexichrome fluorescent fluoroscopic gallbladder gallstones graphic graphs heart Hospital iliac illustrations inches injection joint lateral latex lens lesions ligament light lung Medical Division Medical Photography Medical Radiography mirror normal oblique optical Outfit pathologic patient pelvis photographs plane portion position posterior posteroanterior present Price procedure progeria projection pulmonary artery pulmonary veins radiation radio radiographs radiologist Radiology records result Rochester Roentgen Roentgenol rotation sacroiliac articulation showed shown in Figure skull specimen spherical supine technic therapy tion tissue tube tumor upper vertical vinyl acetate visualized X-ray Film York