Patent Number: 
Section: claims

1. A radiographic image detector comprising:a first electrode layer for transmitting electromagnetic waves carrying a radiographic image;a photoconductive recording layer for producing electric charges by being irradiated with said electromagnetic waves;a charge accumulating portion for storing said electric charge produced in said photoconductive recording layer;a photoconductive read-out layer for producing electric charges by being irradiated with image-reading light;a second electrode layer having a first stripe electrode, in which a plurality of first line electrodes for transmitting said image-reading light are arranged in parallel at predetermined intervals, and a second stripe electrode, in which a plurality of second line electrodes are arranged in parallel between said first line electrodes; andan insulating member mounted on at least one of side surfaces extending in a longitudinal direction of said second line electrode and on a part or whole of a top surface of said second line electrode continuous to said side surfaces,wherein said insulating member is formed from a material that absorbs said image-reading light;said first electrode layer, said photoconductive recording layer, said photoconductive read-out layer, and said second electrode layer being stacked in this order. 2. The radiographic image detector as set forth in claim 1, wherein said image-reading light is blue light and said insulating member is formed from a material in which diaminoanthranilic red is dispersed in acrylic resin. 3. The radiographic image detector as set forth in claim 1, wherein said image-reading light is red light and said insulating member is formed from a material in which copper phthalocyanine is dispersed in acrylic resin. 4. The radiographic image detector as set forth in claim 1, wherein said insulating member is formed from a red insulating material that absorbs blue light. 5. The radiographic image detector as set forth in claim 1, wherein said insulating member is formed from an insulating material having a color complementary to a wavelength of the image reading light. 6. The radiographic image detector of claim 1, wherein the first electrode layer employs a film comprising at least one of SnO2, indium tin oxide (ITO), and IDEMITSU indium X-metal oxide (IDIOX). 7. The radiographic image detector of claim 6, wherein the film has a thickness of about 50 nm to 200 nm. 8. The radiographic image detector of claim 1, wherein the first electrode layer employs a film comprising at least one of Al and Au. 9. The radiographic image detector of claim 8, wherein the film has a thickness of about 100 nm. 10. The radiographic image detector of claim 1, wherein the first line electrodes employ a film comprising at least one of indium tin oxide (ITO), and IDEMITSU indium X-metal oxide (IDIOX). 11. The radiographic image detector of claim 10, wherein the film has a thickness of about 50 nm to 200 nm. 12. The radiographic image detector of claim 1, wherein the first line electrodes employ a film comprising at least one of Al and Cr. 13. The radiographic image detector of claim 12, wherein the film has a thickness of about 10 nm. 14. The radiographic image detector of claim 1, wherein the second line electrodes employ a film comprising at least one of Al and Cr. 15. The radiographic image detector of claim 14, wherein the film has a thickness of about 10 nm. 16. A radiographic image detector comprising:a first electrode layer for transmitting electromagnetic waves carrying a radiographic image;a photoconductive recording layer for producing electric charges by being irradiated with said electromagnetic waves;a charge accumulating portion for storing said electric charge produced in said photoconductive recording layer;a photoconductive read-out layer for producing electric charges by being irradiated with image-reading light;a second electrode layer having a first stripe electrode, in which a plurality of first line electrodes for transmitting said image-reading light are arranged in parallel at predetermined intervals, and a second stripe electrode, in which a plurality of second line electrodes are arranged in parallel between said first line electrodes; andan insulating member mounted on at least one of side surfaces extending in a longitudinal direction of said second line electrode and on a part of a top surface of said second line electrode continuous to said side surfaces, and leaving a central part of said top surface in direct contact with the photoconductive read out layer;said first electrode layer, said photoconductive recording layer, said photoconductive read-out layer, and said second electrode layer being stacked in this order.