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Difference between revisions of "Flashlight Basics"
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== Light Source == | == Light Source == | ||
Traditional flashlights have an incandescent bulb and are powered by a couple of alkaline batteries. They are On or Off. But in the past ten years or so [[LED]] flashlights have made enormous leaps in performance offering more light, longer bulb life, and greater efficiency, meaning you can use smaller batteries or that your batteries will last longer. [[Incandescent]] light bulbs have made progress too, with xenon and halogen bulbs available. | Traditional flashlights have an incandescent bulb and are powered by a couple of alkaline batteries. They are On or Off. But in the past ten years or so [[LED]] flashlights have made enormous leaps in performance offering more light, longer bulb life, and greater efficiency, meaning you can use smaller batteries or that your batteries will last longer. [[Incandescent]] light bulbs have made progress too, with xenon and halogen bulbs available. | ||
== Reflectors and Lenses == | == Reflectors and Lenses == | ||
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== More Options == | == More Options == | ||
Flashlights themselves can take | Flashlights themselves can take different forms, including head lamps, and can be made of plastic, aluminum, stainless steel, or titanium (see [[materials]]). There are many different kinds of light sources and LEDs that can be used too. | ||