sun to flame, 4cm di convex lens (UK winter)

First target material to get an ember is egg box cardboard
2nd material to get a flame is regular news paper
The sun didn't have much power today (UK October) but it had just enough 👍
regulars on the channel may notice the same lens is used to look at some tiny spiders on my fence (please see the playlist)
Link --- • Lots of tiny SPIDERS o...

[@ianbarlowuk]

Sunlight to flame - Edit v2