A photoelectric conversion device of a pn junction type, comprising: a p-type organic semiconductor layer and an n-type organic semiconductor layer disposed between two electrodes, at least one of which is light-transmitting, wherein the n-type organic semiconductor layer contains an n-type organic semiconducting compound composed of a polyacene derivative represented by general formula below, wherein any one of A 1, A 2, A 3, and A 4 contains an electron-withdrawing functional group, and the p-type organic semiconductor layer contains a p-type organic semiconducting compound of a polyacene derivative represented by general formula below: wherein R 1, R 2, R 3, R 4, R 5, R 6, R 7, and R 8 are independent from each other, either the same or different, and each represents a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon group having 1 to 40 carbon atoms, an optionally substituted alkoxy group having 1 to 40 carbon atoms, an optionally substituted aryloxy group having 6 to 40 carbon atoms, an optionally substituted amino group, a hydroxyl group, or an optionally substituted silyl group; A 1, A 2, A 3, and A 4 are independent from each other, either the same or different, and each represents a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon group having 1 to 40 carbon atoms, an optionally substituted alkoxy group having 1 to 40 carbon atoms, an optionally substituted aryloxy group having 6 to 40 carbon atoms, an optionally substituted alkylaryloxy group having 7 to 40 carbon atoms, an optionally substituted alkoxycarbonyl group having 2 to 40 carbon atoms, an optionally substituted aryloxycarbonyl group having 7 to 40 carbon atoms, a cyano group (-CN), a carbamoyl group (-C(=O)NH 2), a haloformyl group (-C(=O)-X, wherein X represents a halogen atom), a formyl group (-C(=O)-H), an isocyano group, an isocyanato group, a thiocyanato group, or a thioisocyanato group; or for each of the pair A 1 and A 2 and the pair A 3 and A 4, the groups may link to each other to form a ring represented by -C(=O)-B-C(=O)-, wherein B is an oxygen atom or a group represented by -N(B 1) -, B 1 being a hydrogen atom, a hydrocarbon group having 1 to 40 carbon atoms or a halogen atom; and A 3 and A 4 may link to each other to form a saturated or unsaturated ring having 4 to 40 carbon atoms, the saturated or unsaturated ring being optionally interrupted by an oxygen atom, a sulfur atom, or a group represented by -N(R 11)-, wherein R 11 is a hydrogen atom or a hydrocarbon group, the saturated or unsaturated ring optionally having a substituent(s); and n is an integer of 1 or more. wherein R 1, R 2, R 3, R 4, R 5, R 6, R 7, and R 8 are independent from each other, either the same or different, and each represents a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon group having 1 to 40 carbon atoms, an optionally substituted alkoxy group having 1 to 40 carbon atoms, an optionally substituted aryloxy group having 6 to 40 carbon atoms, an optionally substituted amino group, a hydroxyl group, or an optionally substituted silyl group; A 1, A 2, A 3, and A 4 are independent from each other, either the same or different, and each represents a hydrogen atom, a halogen atom, an optionally substituted hydrocarbon group having 1 to 40 carbon atoms, an optionally substituted alkoxy group having 1 to 40 carbon atoms, an optionally substituted aryloxy group having 6 to 40 carbon atoms, an optionally substituted alkylaryloxy group having 7 to 40 carbon atoms, an optionally substituted alkoxycarbonyl group having 2 to 40 carbon atoms, an optionally substituted aryloxycarbonyl group having 7 to 40 carbon atoms, a cyano group (-CN), a carbamoyl group (-C(=O)NH 2), a haloformyl group (-C(=O)-X, wherein X represents a halogen atom), a formyl group (-C(=O)-H), an isocyano group, an isocyanato group, a thiocyanato group, or a thioisocyanato group; or for each of the pair A 1 and A 2 and the pair A 3 and A 4, the groups may link to each other to form a ring represented by -C(=O)-B-C(=O)-, wherein B is an oxygen atom or a group represented by -N(B 1) -, B 1 being a hydrogen atom, a hydrocarbon group having 1 to 40 carbon atoms or a halogen atom; and A 3 and A 4 may link to each other to form a saturated or unsaturated ring having 4 to 40 carbon atoms, the saturated or unsaturated ring being optionally interrupted by an oxygen atom, a sulfur atom, or a group represented by -N(R 11)-, wherein R 11 is a hydrogen atom or a hydrocarbon group, the saturated or unsaturated ring optionally having a substituent(s); and n is an integer of 1 or more.