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A motorcycle headlamp modulator (or simply headlamp modulator) is an accessory device that oscillates the intensity of a motorcycle headlamp at 240 ±40 cycles per minute (~4 Hz) [1] between approximately 20% and 100% of full intensity. The headlight operates at full intensity 50-70% of the time. [2]
The "Bell Helmet Company" was established as a division of Bell Auto Parts in 1956. [2] Bell introduced its Star model, the first full-face motorcycle helmet on the market, in 1968. [4] In 1971, Bell produced the first full-face off-road motorcycle helmet. [5] Bell made its first production helmet in 1954.
A 2008 systematic study showed that helmets reduce the risk of head injury by around 69% and the risk of death by around 42%. [10]Although it was once speculated that wearing a motorcycle helmet increased neck and spinal injuries in a crash, recent evidence has shown the opposite to be the case: helmets protect against cervical spine injury.
This LED cap checks all the boxes for Dr. Finney, not only because it has the right kind of wavelength and energy (the lights in this cap are 604nm), but it also “has stabilization appendices ...
Headlamp attached to a helmet. A headlamp, headlight, or head torch is a light source affixed to the head typically for outdoor activities at night or in dark conditions such as caving, orienteering, hiking, skiing, backpacking, camping, mountaineering or mountain biking. Headlamps may also be used in adventure races.
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