337.05  REAR RED REFLECTORS.
   (a)   Every new motor vehicle sold after September 6, 1941, and operated on a highway, other than a commercial tractor to which a trailer or semitrailer is attached, shall carry at the rear, either as a part of the tail lamps or separately, two red reflectors meeting the requirements of this section, except that vehicles of the type mentioned in Ohio R.C. 4513.07 or a substantially equivalent municipal ordinance shall be equipped with reflectors as required by the regulations provided for in that section.
   (b)   Every such reflector shall be of such size and characteristics and so maintained as to be visible at night from all distances within 300 feet to 50 feet from such vehicle.
(ORC 4513.06)
Penalty - see Sections 307.01 and 307.02