led cob lens的相關文章
led cob lens的相關商品
Steinigke Showtechnic GmbH | Fresnel lens for LED COB Par-56 ...
瀏覽：822
日期：2026-04-24
Fresnel lens for LED COB Par-56, black. Fresnel lens to reduce the beam angle
with high effciency and homogeneous illumination. Item no. 51913843. Features....看更多
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