XL Fresnel lens
€99,95
Flexible, lightweight and unbreakable, the Fresnel lens can be used to start fires or barbecues, for solar cooking or solar pyrography. The lens works like a traditional lens, but has the advantage of being much thinner, which reduces its weight and cost. Supplied without frame.
28 in stock
Pay in instalments
XL Fresnel lens
The XL Fresnel lens can be used to converge the sun’s rays. Put the face to the sun and the light will be concentrated in a point at the focal distance, allowing you to heat and/or light all types of material instantly. This large Fresnel lens is used in the manufacture of the solar stove, whose Do It Yourself construction manual can be found here. Supplied without frame.
Precautions for use of the XL Fresnel lens
Caution: the temperature of the focal point can reach very high levels, and using this lens can be risky.
The user is exposed to the danger of burns, glare and uncontrolled fire.
Responsibility for thisproduct rests with the purchaser. Read the instructions carefully before using for the first time.
Advantages and specificities
- Flexible and unbreakable
- Ultra-light
- Works in high winds
- Water-resistant
- Does not depend on outside temperatures
Technical data
- Unit weight: 275g
- Size: 1450mm x 1115mm
- Thickness : 0.2mm
- Focal length : 2000mm
- Material: Polyvinyl chloride
- REF: LDF_XL
| Weight | 13 kg |
|---|
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