Original Raytools Fiber Laser Protective Windows Laser Optical Protection Lens For Fiber Laser Cutter Head (D27.9mm T4.1mm (0-4KW))

Product description Fiber Laser Accessory <img alt="fiber acc xin" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/23dde6ee-43d3-47e3-b777-3c43a595485c.__CR0,0,1940,1200_PT0_SX970_V1___.jpg"> Raytools laser nozzle/Raytools protection lens windows/Raytools fiber laser ceramic ring · Mateial: High Quality Ceramic · Size:A:Outside Diameter: 32mm, Thickness: 12mm,thread :M14; B:Outside Diameter: 28mm, Thickness: 12mm,thread :M11 · Mohs hardness: 9 · Can undertake 0-6000W laser power ·A fiber ceramic it for Raytools fiber laser cutting machine head,BT240,BMH109,BMH110,BMH111,BMH114 Fiber Laser Head;B ceramic ring fit for Raytools BT220,,BM114,BM115,BS06K,BS12K Fiber Laser Cutting Head <img alt="ceramic 4" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/eb1900e6-df0b-4219-bb67-33178b3ae7bb.__CR0,0,3000,3000_PT0_SX220_V1___.jpg"> Raytools Fiber Laser Ceramic Ring High Quality CeramicSize:A:Outside Diameter: 32mm, Thickness: 12mm,thread :M14; B:Outside Diameter: 28mm, Thickness: 12mm,thread :M11Can undertake 0-6000W laser power <img alt="protective lens1" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/e22a389c-8f53-47ca-b35f-25e633be1c32.__CR247,273,2500,2500_PT0_SX220_V1___.png"> Raytools Protective Lens Windows Type A: diameter 24.9mm+- 0.05mm thickness 1.5mm+- 0.05mmType B: diameter 27.9mm+- 0.05mm thickness 4.1mm+- 0.05mmTransmittance >99.9% Suitable for 1064-1080 nm Laser <img alt="nozzle1" src="https://m.media-amazon.com/images/S/aplus-media-library-service-media/16845809-9960-4728-97fa-f3659bd504c6.__CR149,174,2727,2727_PT0_SX220_V1___.jpg"> Raytools Laser Nozzle Size: diameter 32mm,height 15mm,double layer/single layer ,M14Model:S32-A-15-D (Caliber: 1.2,1.5,2.0,3.0,4.0)Fit for