30cm Optical PMMA Fresnel Lens Solar Concentrator Magnifying Glass Focal 220mm
€ 18.50 · 4.5 (441) · In Magazzino
Di uno scrittore di uomini misteriosi
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360mm Big Face Magnifying Glass Optical PMMA Solar Fresnel Lens Focal Length 220mm 450mm 660mm 900mm Concentrater
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