Traditionelle Vergrößerungsglas brennende Sonnenlinse Bushcraft Solar Feuerbeleuchtung 50 mm
12,89 €
A powerful, compact magnifying lens also known as a burning glass, is a convex lens that is able to concentrate the Suns rays into a focused beam. This beam (providing there is good Sunlight) is capable of heating up an area of appropriate tinder in order to generate an ember for fire starting.
Jetzt bei Ebay:
