Konica Minolta Medical and Graphic, Inc.

Shinichi Okamura

Takafumi Yanagita

Tadashi Arimoto

Yukino Iwata

A radiation image imaging apparatus includes: a sensor board in which a plurality of photoelectric conversion elements are arranged two-dimensionally; and a scintillator which converts an incident radiation into light and irradiates the light onto the photoelectric conversion elements, and a protection layer having an anti-static function is provided between the sensor board and the scintillator, and an anti-static layer having conductivity or an anti-static function is provided on a surface of the sensor board, the surface being opposite with a side facing the scintillator.

Radiation imaging apparatus having an anti-static function

A radiation image conversion panel which is excellent in luminance and sharpness is disclosed, comprising a phosphor layer formed on a support by a process of vapor growth, and the support comprising a resin and exhibiting a linear thermal expansion coefficient of 20 to 70 ppm/&#xb0; C.

Radiation image conversion panel

It is a feature that in the present invention, provided is a method of cleaning a radiation image conversion panel possessing a substrate and provided thereon, a phosphor layer, and further possessing a protective layer provided on the phosphor layer, wherein a surface of the protective layer is cleaned by moving a cleaning member, while applying a pressure of 1 mN/cm-1 N/cmto the surface of the protective layer with the cleaning member. Also provided can be a method of cleaning a radiation image conversion panel to provide an image information reading method by which image information exhibiting reduced image defect and image unevenness without damaging the radiation image conversion panel can be read out.

Cleaning method of radiation image conversion panel, and method of reading image information and image information reading apparatus

A method of preparing a radiation image conversion panel including a substrate and a phosphor layer, may include heating an evaporation source containing a phosphor raw material to evaporate the raw material and depositing an evaporated material on the substrate to form the phosphor layer, while the substrate being heated, wherein in (ii), a temperature of the substrate increases at a rate of 0 to 5&#xb0; C./min, and falling within a range of from 60 to 110&#xb0; C.

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Tokyo, Japan

Shinichi Okamura