(a) As used in this Code section, the term:
(1) 'Light reflectance' means the ratio of the amount of total light
that is reflected outward by a product or material to the amount of
total light falling on the product or material.
(2) 'Light transmission' means the ratio of the amount of total light,
expressed in percentages, which is allowed to pass through a surface
to the amount of light falling on the surface.
(3) 'Manufacturer' means a person who produces or assembles a vehicle
glass-coating material or who fabricates, laminates, or tempers a
safety-glazing material, which material reduces light transmission.
(4) 'Material' means any transparent product or substance which
reduces light transmission.
(5) 'Multipurpose passenger vehicle' means a motor vehicle designed
to carry ten persons or less which is constructed on a truck chassis or with special features for occasional off-road operation.