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2. Bicycle lighting - Wikipedia

   en.wikipedia.org/wiki/Bicycle_lighting

   Red light on the back of a bicycle Early bicycle lighting: candle lamps, oil lamps and carbide lamps Early bicycle lamps and two early bottle dynamos (1935). Bicycle lighting is illumination attached to bicycles whose purpose above all is, along with reflectors, to improve the visibility of the bicycle and its rider to other road users under circumstances of poor ambient illumination.

3. Headlamp (outdoor) - Wikipedia

   en.wikipedia.org/wiki/Headlamp_(outdoor)

   Both rechargeable and disposable batteries supported, to be able to provide light after the rechargeable battery is discharged; Beam may be narrow (spot), broad (flood), or focussable; Lamp angle may be adjusted between forward to downward; Maximum brightness may range from adequate for close work (e.g., 50 lumens), to very bright

4. Bottle dynamo - Wikipedia

   en.wikipedia.org/wiki/Bottle_dynamo

   Bottle dynamo mounted on a bicycle. Dismantled bottle dynamo. Left: Housing with internal permanent magnet rotating through the friction wheel. Right: Induction coil. A bottle dynamo or sidewall dynamo is a small electrical generator for bicycles employed to power a bicycle's lights.

5. Carbide lamp - Wikipedia

   en.wikipedia.org/wiki/Carbide_lamp

   This gas was piped to light fixtures inside the house, where it was burned, creating a very bright flame. Carbide lighting was inexpensive, but was prone to gas leaks and explosions. Early models of the automobile, car, motorbike and bicycle used carbide lamps as headlamps. Acetylene gas, derived from carbide, enabled early automobiles to drive ...

6. List of bicycle brands and manufacturing companies - Wikipedia

   en.wikipedia.org/wiki/List_of_bicycle_brands_and...

   This page lists notable bicycle brands and manufacturing companies past and present. For bicycle parts, see List of bicycle part manufacturing companies.. Many bicycle brands do not manufacture their own product, but rather import and re-brand bikes manufactured by others (e.g., Nishiki), sometimes designing the bike, specifying the equipment, and providing quality control.

7. Dive light - Wikipedia

   en.wikipedia.org/wiki/Dive_light

   LED (light emitting diode) - are very durable, efficient and powerful. HID (high intensity discharge) - are extremely powerful and have a nearly white beam. On the downside, HIDs are very delicate and quite expensive. [7] A modern dive light usually has an output of at least about 100 lumens. Bright dive lights have values from about 2500 lumens.