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FRESNEL
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| Author: madameclaire |
| Length: 02:38 |
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| Author: solarmicrowave |
| Length: 03:41 |
| great sound as cold water (12oz) hits a 500 degree cast iron skillet. Water is boiling in about 60 seconds. SPOT FRESNEL LENS, FOR... |
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| Author: solarmicrowave |
| Length: 02:52 |
| LINEAR LENS FRYS EGG, PARTLY CLOUDY DAY, SO I GAVE THE PAN A 5 MINUTE WARM UP. WOOD WAS A LITTLE "SHORT" OF FOCAL POINT,... |
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| Author: drsimons |
| Length: 01:03 |
| A partially failed giant fresnel lens project used to melt a penny on winter solstice at 37° latitude (minimal sunlight, partially blocked by trees). |
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| Author: spham67 |
| Length: 01:56 |
| Demonstration of Fresnel lens from TV used to burn wood. |
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