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Cylindrical Fresnel

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FLL12-30, Linear fresnel lens
Linear Fresnel lens is relative to the point of focus in terms of Fresnel lens, its positive shape look like shutter, look from the profile, Is also the point of changing the   sawtooth shape, unlike disc Fresnel lens, this lens focus light to form a straight line。And the linear Fresnel lens...
Focal length(mm)12 Length(mm)700 MaterialPoly visiable(UV cut) Thickness(mm)2 Width(mm)30
$7900
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