Difference between revisions of "Fresnel Lens"

Latest revision as of 23:34, 11 November 2017

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-A magnifying lens is a convex lens made of either glass or some other transparent material that is used to magnify and concentrate light. When used with sunlight it can be used to ignite [[tinder]].
+#REDIRECT [[Magnifying Lens]]
-I carry a credit-card sized fresnel lens in my wallet.  Why not?
-==Types Of Lens==
-===Traditional===
-Traditional convex lenses are available in both framed and unframed versions. These are effective, but heavy and fragile.
-===Fresnel===
-Fresnel lenses are thinner, lighter, and are often made of more durable materials such as plastic or acrylic.
-Fresnel lenses are powerful and can concentrate the power of the sun.
-<youtube>jrje73EyKag</youtube>
-==Use==
-==See Also==
-* [[Firelighting]]
-==References==
-==External Links==
-[[Category:Bug_Out_Gear]]
-[[Category:Firelighting]]