Opex Wavelength CO2 F-theta Lens ZnSe Thread M85mm Laser Field Focus Lens 140X140 175X175 For 10.6um CO2 Laser Marking Machine

Opex Wavelength CO2 F-theta Lens ZnSe Thread M85mm Laser Field Focus Lens 140X140 175X175 For 10.6um CO2 Laser Marking Machine

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