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Solar road stud. Solar road studs are flashing solar cell powered LED low-maintenance lighting devices that delineate road edges and centrelines. Embedded in the road surface, they are an electronic improvement on the traditional cat's eyes [1] and raised pavement marker in that they may give drivers a larger reaction window.
The incandescent light bulb was for a long time the only light source used in automotive lighting. Incandescent bulbs are still commonly used in turn signals to stop hyper-flashing of the turn signal flashers. Many types of bulbs have been used. Standardized type numbers are used by manufacturers to identify bulbs with the same specifications.
UN Regulation 37 covers motor vehicle filament lamps. These are categorized in three groups: those without general restriction that can be used in any application, those acceptable only for signalling lights (not for road illumination lamps), and those no longer allowable as light sources for new type approvals but still permitted for production as replacement parts.
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The Lightyear 0 is a large fastback, with the bonnet, roof, and boot clad covered with 5 m 2 (54 sq ft) of solar cells, producing a WLTP range of 625 km (388 miles). The Lightyear company claims the 782 solar cells across the car can add 70 km (43.5 miles) of range per day during summer.
It is the responsibility of a manufacturer of vehicles and/or vehicle lamps to certify that each motor vehicle and/or lamp is in full compliance with the minimum performance requirements of FMVSS 108. This is a self-certification process as opposed to the type approval process which is used in other lighting regulations such as UNECE Regulation 48.
The regulations concern aspects such as lighting, controls, crashworthiness, environment protection and theft protection, and might include safety belts or automated features. Government regulation in the automotive industry directly affects the way cars look, how their components are designed, the safety features that are included, and the ...
Category for lights found on automobiles and motor vehicles, and features of them common to all types of vehicles. It applies to headlamps and side indicators. It applies to headlamps and side indicators.