A light emitting device comprising: a first light transmissive support including a first light transmissive insulator; a second light transmissive support including a second light transmissive insulator; a conductive circuit layer (5, 7) provided on at least one of a first surface of the first light transmissive insulator and a second surface of the second light transmissive insulator opposed to the first surface; a plurality of light emitting diodes each including a light emitting diode body having a first face and a second face, a first electrode, provided on the first face of the light emitting diode body, electrically connecting to the conductive circuit layer (5, 7), and a second electrode, provided on the first face or the second face of the light emitting diode body, electrically connecting to the conductive circuit layer (5, 7), each of the light emitting diodes having a height T 1; and a third light transmissive insulator, embedded between the first light transmissive insulator and the second light transmissive insulator, having a minimum thickness T 2 between the light emitting diodes, wherein at least one of the first light transmissive insulator and the second light transmissive insulator has flexibility, and the third light transmissive insulator has flexibility, the light emitting diodes are arranged between the first light transmissive insulator and the second light transmissive insulator so that a minimum distance d is 500 μm or more, characterized by a difference ΔT (T 1 - T 2) between the height T 1 of the light emitting diode and the minimum thickness T 2 of the third light transmissive insulator is in a range of 5 μm or more and 1/2 T 2 or less, and falls within a range surrounded by a straight line 1 expressed by ΔT = 5, a straight line 2 expressed by d = 500, a straight line 3 expressed by ΔT = 0.09d, a straight line 4 expressed by ΔT = 0.0267d + 60, and a straight line 5 expressed by ΔT = 1/2 T 1, in a graph with the difference ΔT [unit: μm] plotted on a vertical axis and the minimum distance d [unit: μm] between the light emitting diodes plotted on a horizontal axis. a first light transmissive support including a first light transmissive insulator; a second light transmissive support including a second light transmissive insulator; a conductive circuit layer (5, 7) provided on at least one of a first surface of the first light transmissive insulator and a second surface of the second light transmissive insulator opposed to the first surface; a plurality of light emitting diodes each including a light emitting diode body having a first face and a second face, a first electrode, provided on the first face of the light emitting diode body, electrically connecting to the conductive circuit layer (5, 7), and a second electrode, provided on the first face or the second face of the light emitting diode body, electrically connecting to the conductive circuit layer (5, 7), each of the light emitting diodes having a height T 1; and a third light transmissive insulator, embedded between the first light transmissive insulator and the second light transmissive insulator, having a minimum thickness T 2 between the light emitting diodes, wherein at least one of the first light transmissive insulator and the second light transmissive insulator has flexibility, and the third light transmissive insulator has flexibility, the light emitting diodes are arranged between the first light transmissive insulator and the second light transmissive insulator so that a minimum distance d is 500 μm or more, characterized by a difference ΔT (T 1 - T 2) between the height T 1 of the light emitting diode and the minimum thickness T 2 of the third light transmissive insulator is in a range of 5 μm or more and 1/2 T 2 or less, and falls within a range surrounded by a straight line 1 expressed by ΔT = 5, a straight line 2 expressed by d = 500, a straight line 3 expressed by ΔT = 0.09d, a straight line 4 expressed by ΔT = 0.0267d + 60, and a straight line 5 expressed by ΔT = 1/2 T 1, in a graph with the difference ΔT [unit: μm] plotted on a vertical axis and the minimum distance d [unit: μm] between the light emitting diodes plotted on a horizontal axis.