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Square fresnel lens

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China Free shipping 1 meter PMMA material large fresnel lens for solar concentrator factory

Free shipping 1 meter PMMA material large fresnel lens for solar concentrator

Free shipping 1 meter PMMA material spot fresnel lens for hotting water Product name Fresnel lens Type Spot fresnel lens Material PMMA Size 1000*1000mm Focal length 1000 or 1300mm Groove pitch 0.5mm Thickness ... Read More
2020-02-20 00:24:05
China Free shipping 1100*1100mm PMMA material large fresnel lens for solar concentrator factory

Free shipping 1100*1100mm PMMA material large fresnel lens for solar concentrator

Free shipping 1100*1100mm PMMA material spot fresnel lens for solar concentrator Product name Fresnel lens Type Spot fresnel lens Material PMMA Size 1000*1000mm Focal length 1000 or 1300mm Groove pitch 0.5mm ... Read More
2020-02-20 00:23:44
China High quality spot fresnel lens solar fresnel lens for sale square D300 F330mm factory

High quality spot fresnel lens solar fresnel lens for sale square D300 F330mm

High quality spot fresnel lens solar fresnel lens square D300F330mm size 300*300mm shape Square Material PMMA Focal length 330mm Groove pitch 0.3mm Thickness 2mm Light transmittance 93% Life 8-10 years Spec ... Read More
2020-02-20 00:22:43
China PMMA material 1100*1100 focal length 1000mm spot large fresnel lens for boiling water with solar fresnel parabolic factory

PMMA material 1100*1100 focal length 1000mm spot large fresnel lens for boiling water with solar fresnel parabolic

Hot sale and high quality max 1 meter spot fresnel lens linear fresnel lens acrylic fresnel lens for solar energy Product name fresnel lens Type Linear fresnel lens or spot fresnel lens Material PMMA Applicatio... Read More
2020-02-18 23:06:10
China Hot sale and best price PMMA material 520x520mm Square fresnel lens spot fresnel lens for solar energy above 500 degrees factory

Hot sale and best price PMMA material 520x520mm Square fresnel lens spot fresnel lens for solar energy above 500 degrees

Hot sale and best price PMMA material 520x520mm Square fresnel lens spot fresnel lens for solar energy above 500 degrees size 520*520mm shape Square Material PMMA Focal length 620mm Groove pitch 0.5mm Thickness ... Read More
2020-02-16 21:21:09
China 1 meter focal length 890mm fresnel lens for boiling water with solar fresnel parabolic D900F890 factory

1 meter focal length 890mm fresnel lens for boiling water with solar fresnel parabolic D900F890

Large fresnel lens for solar concentrator Model Square D900F890 size 900*900mm shape Square Material PMMA Focal length 890mm Groove pitch 0.5mm Thickness 5mm Light transmittance 93% Life 8-10 years Spec list : ... Read More
2020-02-16 21:20:13
China High quality spot fresnel lens solar fresnel lens square D520 F620mm factory

High quality spot fresnel lens solar fresnel lens square D520 F620mm

High quality spot fresnel lens solar fresnel lens square D520 F620mm size 520*520mm shape Square Material PMMA Focal length 620mm Groove pitch 0.5mm Thickness 2mm Light transmittance 93% Life 8-10 years Spec ... Read More
2019-11-27 23:23:40
China Free shipping 1 meter PMMA material spot fresnel lens for hotting water factory

Free shipping 1 meter PMMA material spot fresnel lens for hotting water

Free shipping 1 meter PMMA material spot fresnel lens for hotting water Product name Fresnel lens Type Spot fresnel lens Material PMMA Size 1000*1000mm Focal length 1000 or 1300mm Groove pitch 0.5mm Thickness ... Read More
2019-11-27 23:19:38
China 1000x38mm F26 Acrylic material linear fresnel lens for solar concentrator factory

1000x38mm F26 Acrylic material linear fresnel lens for solar concentrator

Hot sale and high quality max 1 meter spot fresnel lens linear fresnel lens acrylic fresnel lens for solar energy Product name fresnel lens Type Linear fresnel lens or spot fresnel lens Material PMMA Applicatio... Read More
2019-11-22 22:20:11
China Large fresnel lens for solar concentrator Model Square D1100F1000 factory

Large fresnel lens for solar concentrator Model Square D1100F1000

Large fresnel lens for solar concentrator Model Square D1100F1000 size 1100*1100mm shape Square Material PMMA Focal length 1000mm Groove pitch 0.5mm Thickness 5mm Light transmittance 93% Life 8-10 years Spec ... Read More
2019-11-22 22:17:36
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