Laser protective lens D27.9 T4.1

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Lower protective lens consumable  27.9*1.5 used for fiber laser cutting heads ,Protect windows for your fiber laser cutting head are relatively inexpensive and ensure that your expensive lens package remains protected inside the laser head.

These ultra clean windows are made of plasma fused quartz and are highly transparent to the infrared laser light around 1080 nanometer wavelength. They also offer good resistance to high auxiliary gas pressures, protecting the collimator lens and focus lens.

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