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<title><![CDATA[EC21 Product Catalogs - flat lens]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/flat_lens--271308/1/flat lens.html]]></link><item>
<title><![CDATA[High Quality BK7 K9l Glass Half Penta Prism for Image Observation System]]></title><link><![CDATA[https://june20210728.en.ec21.com/High_Quality_BK7_K9l_Glass--11547959_11548572.html]]></link><description><![CDATA[lens surface accuracy and quality during the product progress every step, and also our final QCwill test the surface quality, flatness, coating, tolerance for every lens after processing.Q4: What is ]]></description><pubDate><![CDATA[20230922]]></pubDate></item>
<item>
<title><![CDATA[Optical BK7 Cylindrical Lenses]]></title><link><![CDATA[https://ruikeoptics000.en.ec21.com/Optical_BK7_Cylindrical_Lenses--11732883_11874179.html]]></link><description><![CDATA[lenses are generally designed for applications where
one-dimensional shaping of the light source is required. They have two
structures, flat - concave and convex, which are used for divergent or
conv]]></description><pubDate><![CDATA[20231209]]></pubDate></item>

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