Radiological installation with adjustable transmission optical a

Details Radiological installation with adjustable transmission optical a Radiological installation with adjustable transmission optical a

1986-04-16

1988-06-07

Miller, Stanley D.

X-ray or gamma ray systems or devices

Photographic detector support

Dental

350345, 350337, 350333, 378 99, 358111, G02F 113, H05G 164, H04N 532

Patent

active

047492570

ABSTRACT:
A radiological installation with dynamic compensation in the optical path of the image, with an optical attenuator with locally adjustable transmission placed at least in the vicinity of a focal plane in which the radiological image is formed situated upstream of the television camera of the image acquisition chain.

REFERENCES:
patent: 3622786 (1971-11-01), Walker
patent: 4215365 (1980-07-01), Haendle et al.
patent: 4272782 (1981-06-01), Proper et al.
patent: 4472826 (1984-09-01), van de Ven
patent: 4517594 (1985-05-01), Horbaschek
patent: 4606064 (1986-08-01), Haendle
patent: 4612572 (1986-09-01), Komatsu et al.
W. S. Colburn et al., "Photoconductor-Thermoplastic Image Transducer", Jul.-Aug. 1978, Optical Engineering/vol. 17, No. 4.

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