bk7 スクリントラッドレンズ コリマティング フォーカス 球状円筒形レンズ
Video Description
Discover the BK7 Grin Rod Lens, perfect for collimating and focusing applications. This cylindrical lens offers high precision with polished circumference and ground ends, ideal for UV, visible, and NIR applications. Custom sizes and coatings available upon request.
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