TECHNOLOGY FOCUS - ELECTRONICS - Preferred Arrangement: The flexible film type photoelectric cell has a separator layer (6) for prevention of short circuit, provided between support and ion electrode conductive electrolyte. Preferred Properties: The transparent electroconductive plastic support has surface resistance of 1 Omega/2 or less. The surface resistance of support in which electroconductive lead wire for current collection is patterned is 1 Omega/2 or less. The electroconductive support area is more than 30 cm2. The permeability of transparent electroconductive plastic support is 60% or more in wavelength of 500 nm. The photoelectric cell has light transmittance of 10% or more at wavelength of 400-800 nm, and thickness of 150-500 microns, preferably 250-450 microns.Preferred Composition: The mass of solid content excluding semiconductor, inorganic oxide and dye in semiconductor particle layer is less than 3% with respect to total mass of particle layer, preferably less than 1%.Preferred Electrode: The counter electrode is electroconductive plastic film having surface resistance of 1 Omega/2 or less. The surface of counter electrode touching the electrically charge carrying layer is coated with material chosen from carbon material, conductive polymer, platinum, tin oxide and zinc oxide. The counter electrode consists of opaque film.    TECHNOLOGY FOCUS - INORGANIC CHEMISTRY - Preferred Particle: The porous semiconductor particle is semiconductor chosen from titanium oxide, zinc acid compound, stannic acid compound and their mixture. The ion electroconductive electrolyte contains room temperature molten salt containing alkyl imidazolium compound.Preferred Process: The dye sensitization of semiconductor particle layer having hue from which surface differs covering two or more colors is performed.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Particle: The porous semiconductor particle is semiconductor chosen from titanium oxide, zinc acid compound, stannic acid compound and their mixture. The ion electroconductive electrolyte contains room temperature molten salt containing alkyl imidazolium compound.Preferred Process: The dye sensitization of semiconductor particle layer having hue from which surface differs covering two or more colors is performed.    TECHNOLOGY FOCUS - POLYMERS - Preferred Layer: The separator layer consists of porous resin, has thickness of 80 microns or less, and is hydrophilized layer. The dye sensitized type porous semiconductor particle layer as network of crack connected at the surface.Preferred Support: The transparent electroconductive plastic support is polyethylene terephthalate and polyethylene naphthalate.