Оптическая пластиковая солнечная линза Френеля PMMA большого размера 320x190 мм с фокусным расстоянием 185 мм, проекторный плоский увеличитель-концентратор.

Оптическая пластиковая солнечная линза Френеля PMMA большого размера 320x190 мм с фокусным расстоянием 185 проекторный плоский увеличитель-концентратор.

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Our Business Hours(Beijing):
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8:30A.M. -12:00 P.M. Sat