JPS63168440U - - Google Patents

Description

[Brief explanation of drawings]

FIG. 1 is a perspective view showing an example of a photosensitive sheet according to the present invention, FIG. 2 is a partial sectional view of the example shown in FIG. 1, and FIG. 3 is a view of microcapsules included in the example shown in FIG. Spectral sensitivity characteristic diagram provided for explanation,
FIG. 4 is a schematic configuration diagram showing an example of an exposure apparatus for forming the exposed portion in the example shown in FIG. 1;
FIG. 5 is a schematic plan view showing a contact mask used in the example of the exposure apparatus shown in FIG. 4, and FIG.
1 is a schematic configuration diagram showing an example of an optical printing apparatus in which the example shown in the figure is used. In the figure, 10 is a base, 11 is an unexposed area, 12 is an exposed area, 13 is a through hole, 21 is a contact mask, 31 is an exposure processing part, 40 is a pressure roller, 42 is a developing sheet, 50 and 55 are Photosensitive sheets a, b and c are microcapsules.

Claims (1)

[Scope of utility model registration request] A large number of microcapsules containing a photosensitizer and a dye or a dye precursor that harden in response to light in a predetermined wavelength range are dispersed on the surface of a sheet-like substrate. an unexposed area where the built-in photosensitizing agent has not been hardened; and an area around the unexposed area where the photosensitizing agent contained in the microcapsules has been hardened in advance. an exposed area is formed, and a position reference part is provided in at least one of the unexposed area and the exposed area, and is provided with a position reference part for setting the position when selectively exposing the unexposed area. photosensitive sheet.