roll 94 a second forwarding roll 96 and a separating belt 102 laid over guide rolls 98 and 100 in such a manner that it presses only the photo sensitive material s at both sides of the first forwarding roll 94 a photo sensitive material disposing section 104 is provided on one side of the separating unit 90 and an image fixing unit 106 is provided on the opposite side of the separating unit 90 the photo sensitive material disposing section 104 comprises a guide member 108 a pair of conveying rolls 110 and 112 and a disposing box 114 in the photo sensitive material disposing section 104 the guide member 108 guides the photo sensitive material s to the conveying rollers 110 and 112 and the latter 110 and 112 delivers the material s into the disposing box 114 the image fixing unit 106 comprises a guide member 120 an ultraviolet lamp with a reflector 122 and a pair of conveying rolls 126 and 128 in the image fixing unit 106 the image receiving sheet c forwarded from the separating unit 90 is guided by the guide member 120 and ultraviolet light is applied to the image receiving sheet c for about five 5 seconds to fix the image a take out tray 130 for receiving the image receiving sheet c is provided in front of the image fixing unit 106 more specifically it is connected to the housing 1 in such a manner that it is protruded from the housing 1 the optical exposure unit 200 is shown in fig2 in more detail in the optical exposure unit 200 semiconductor lasers are employed as light sources by way of example the output light beams of a red light semiconductor laser ld 1 green light semiconductor laser.