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<title><![CDATA[EC21 Product Catalogs - refractive instruments]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/refractive-instruments--271303/1/refractive instruments.html]]></link><item>
<title><![CDATA[MGF2 Single Crystal Window]]></title><link><![CDATA[https://ruiqioptics.en.ec21.com/MGF2-Single-Crystal-Window--11974301_11974308.html]]></link><description><![CDATA[MgF2 optical window have a good light transmittance and low refractive index from 0.12um to 7.5um, good performance on UV, VIS and IR area, widely used on optics, lasers, infrared field.
Substrate
Mg]]></description><pubDate><![CDATA[20240724]]></pubDate></item>
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<title><![CDATA[2024 Free Sample/Inquiry for Drawings 3m-5A Mc 500mm F/8 Mto Mirror-Meniscus Soviet Lens Multilayer]]></title><link><![CDATA[https://oplens68.en.ec21.com/2024-Free-Sample-Inquiry-for--11609135_11837393.html]]></link><description><![CDATA[refractive index of 1.428 at 1.064 µm and is mechanically and environmentally stable. CaF2 is ideal for any demanding applications where its high damage threshold, low fluorescence, and high homogen]]></description><pubDate><![CDATA[20230823]]></pubDate></item>
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<title><![CDATA[Optical Glass]]></title><link><![CDATA[https://aohonggaugeglass.en.ec21.com/Optical-Glass--11850290_11850300.html]]></link><description><![CDATA[Instrumentation: Medical, biological, and astronomical instruments such as microscopes, telescopes, and collimators frequently employ optical lenses.Photography: Glass lenses are integral to the imag]]></description><pubDate><![CDATA[20231004]]></pubDate></item>
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<title><![CDATA[Germanium Window, Silicon Window ,IR Window]]></title><link><![CDATA[https://ruikeoptics000.en.ec21.com/Germanium-Window-Silicon-Window--11732883_11874188.html]]></link><description><![CDATA[Ge Window 
Ge germanium window has a high refractive
index, the application range of 2-15 microns, visible light does not penetrate,
uncoated products have low transmittance, generally need to be mad]]></description><pubDate><![CDATA[20231209]]></pubDate></item>

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