JM3510 volvo truck mirror heating avoid foggy on rainy day to see mirror clearly. To adjust wide angle by electrical motor in the truck, not by hand to increase vision. JM3510 lens size: 26.25" x 10" ....
since 1985 a manufacturer of rear mirrors, sun visor, wide angle lens for car. included boat / truck / panoramic / traffic security mirror/ auxiliary mirror / interior prismatic mirror, shift knob. ....