{"product_id":"fiber-laser-focusing-lens-1064nm","title":"Link Metal CNC Focusing Lens for Fiber Laser Welding \u0026 Cutting Machines","description":"\u003ch2\u003eFocusing Lens for Fiber Laser Welding \u0026amp; Cutting Machines 1064nm\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eProfessional high-precision optical focusing lenses specially designed for mainstream fiber laser cutting machines, welding machines and handheld laser welding torches.\u003c\/strong\u003e As the core optical component of the laser head, it concentrates the parallel laser beam into a tiny high-energy focal spot, achieving high-precision, high-quality cutting and welding effects.\u003c\/p\u003e\n\n\u003cp\u003eMade from premium fused silica material with advanced anti-reflection coating, these focusing lenses provide stable performance, excellent anti-spatter properties and long service life. Available in both single piece and composite 2-piece structures to meet different equipment and processing requirements.\u003c\/p\u003e\n\n\u003ch3\u003eKey Advantages of Our Fiber Laser Focusing Lenses\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1064nm Standard Wavelength\u003c\/strong\u003e: Optimized exclusively for 1064nm fiber laser radiation. High light transmittance ≥99.5%, ensuring stable laser output and excellent processing effect.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003ePremium Fused Silica Material\u003c\/strong\u003e: Crafted from high-grade fused silica quartz. Features high temperature resistance, superior scratch resistance and excellent anti-spatter performance.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003eTwo Optional Structures\u003c\/strong\u003e: Available in single piece and composite 2-piece designs. Composite lenses provide better thermal stability and higher damage threshold for high-power applications.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003ePrecision Machined Dimensions\u003c\/strong\u003e: High-precision CNC machining with strict size tolerance control. Perfect fit with most original laser heads, no additional debugging required after replacement.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003eAdvanced Anti-Reflection Coating\u003c\/strong\u003e: Double-sided hard anti-reflection coating effectively reduces light loss and improves laser energy utilization rate by up to 15%.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility\u003c\/strong\u003e: Compatible with most mainstream fiber laser brands including Precitec, Raytools, WSX, Qilin, Hanwei and more.\u003c\/li\u003e\n  \n  \u003cli\u003e\n\u003cstrong\u003e40+ Standard Specifications\u003c\/strong\u003e: Complete range of diameters, focal lengths and structures available, covering all common laser cutting heads and handheld welding torches.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible Equipment \u0026amp; Available Models\u003c\/h3\u003e\n\n\u003ch4\u003eCompatible Equipment\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eAll Handheld Fiber Laser Welding Torches\u003c\/li\u003e\n  \u003cli\u003eAll Mainstream Fiber Laser Welding Machines\u003c\/li\u003e\n  \u003cli\u003eAll Fiber Laser Cutting Machines\u003c\/li\u003e\n  \u003cli\u003eAll 1064nm Fiber Laser Processing Equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eAvailable Focusing Lens Models\u003c\/h4\u003e\n\n\u003ch5\u003eSingle Piece Structure\u003c\/h5\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F120 CT3.5 ET2.6\u003c\/strong\u003e: 20mm diameter, 120mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F125 T4\u003c\/strong\u003e: 20mm diameter, 125mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F150 CT4.5 ET3.8\u003c\/strong\u003e: 20mm diameter, 150mm focal length. \u003cstrong\u003eMost popular for handheld welding\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F200 CT4.5 ET3.9\u003c\/strong\u003e: 20mm diameter, 200mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F250 CT4.5 ET4.1\u003c\/strong\u003e: 20mm diameter, 250mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F300 CT4.5 ET4.1\u003c\/strong\u003e: 20mm diameter, 300mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F400 CT4 ET3.7\u003c\/strong\u003e: 20mm diameter, 400mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F500 CT3.3 ET3.1\u003c\/strong\u003e: 20mm diameter, 500mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD20 F800 CT3.5\u003c\/strong\u003e: 20mm diameter, 800mm focal length. For Chaoqiang Weiye laser cleaning machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD25.4 F75\u003c\/strong\u003e: 25.4mm diameter, 75mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD25.4 F125\u003c\/strong\u003e: 25.4mm diameter, 125mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD25.4 F150\u003c\/strong\u003e: 25.4mm diameter, 150mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F100\u003c\/strong\u003e: 28mm diameter, 100mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F125\u003c\/strong\u003e: 28mm diameter, 125mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F150\u003c\/strong\u003e: 28mm diameter, 150mm focal length.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F80 T4.5\u003c\/strong\u003e: 30mm diameter, 80mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F120 CT4.5 ET2.38\u003c\/strong\u003e: 30mm diameter, 120mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F150 CT4.5 ET2.8\u003c\/strong\u003e: 30mm diameter, 150mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F200 CT4.5 ET3.24\u003c\/strong\u003e: 30mm diameter, 200mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F250 CT4.5 ET3.5\u003c\/strong\u003e: 30mm diameter, 250mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F300 CT4\u003c\/strong\u003e: 30mm diameter, 300mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F300 CT4.5 ET3.65\u003c\/strong\u003e: 30mm diameter, 300mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F400 CT4.5 ET3.88\u003c\/strong\u003e: 30mm diameter, 400mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F500 CT3.6 ET3.09\u003c\/strong\u003e: 30mm diameter, 500mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F600 CT3.6 ET3.17\u003c\/strong\u003e: 30mm diameter, 600mm focal length. For handheld welding machines.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD38.1 F100\u003c\/strong\u003e: 38.1mm diameter, 100mm focal length.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eComposite 2-Piece Structure\u003c\/h5\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F75\u003c\/strong\u003e: 28mm diameter, 75mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F100\u003c\/strong\u003e: 28mm diameter, 100mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F125\u003c\/strong\u003e: 28mm diameter, 125mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD28 F150\u003c\/strong\u003e: 28mm diameter, 150mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F75\u003c\/strong\u003e: 30mm diameter, 75mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F100\u003c\/strong\u003e: 30mm diameter, 100mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F125\u003c\/strong\u003e: 30mm diameter, 125mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F150\u003c\/strong\u003e: 30mm diameter, 150mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F155\u003c\/strong\u003e: 30mm diameter, 155mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD30 F200\u003c\/strong\u003e: 30mm diameter, 200mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F100 (Precitec)\u003c\/strong\u003e: 37mm diameter, 100mm focal length. For Precitec laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F100 (Raytools\/WSX)\u003c\/strong\u003e: 37mm diameter, 100mm focal length. For Raytools\/WSX laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F125\u003c\/strong\u003e: 37mm diameter, 125mm focal length. Composite 2-piece design.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F150 (Precitec)\u003c\/strong\u003e: 37mm diameter, 150mm focal length. For Precitec laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F150 (Raytools\/WSX)\u003c\/strong\u003e: 37mm diameter, 150mm focal length. For Raytools\/WSX laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F200 (Precitec)\u003c\/strong\u003e: 37mm diameter, 200mm focal length. For Precitec laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD37 F200 (Raytools\/WSX)\u003c\/strong\u003e: 37mm diameter, 200mm focal length. For Raytools\/WSX laser heads.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eD38.1 F200 (Raytools)\u003c\/strong\u003e: 38.1mm diameter, 200mm focal length. For Raytools laser heads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCustom Specifications Available\u003c\/strong\u003e: For non-standard sizes, special coatings or custom focal lengths, please \u003ca href=\"https:\/\/www.linkmetalcnc.com\/pages\/contact\" style=\"color: #1976d2 !important; text-decoration: none; font-weight: 500 !important;\"\u003econtact our sales team\u003c\/a\u003e directly for personalized solutions.\u003c\/p\u003e\n\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%; border-collapse: collapse; margin: 20px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n      \u003cth style=\"border: 1px solid #dee2e6; padding: 12px; text-align: left; font-weight: 600;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"border: 1px solid #dee2e6; padding: 12px; text-align: left; font-weight: 600;\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eBrand\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eLink Metal CNC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eProduct Type\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eFiber Laser Focusing Lens\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eMaterial\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003ePremium Fused Silica Quartz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eWorking Wavelength\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e1064nm (Fiber Laser)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eStructure\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eSingle Piece \/ Composite 2-Piece\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eCoating\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eDouble-Sided Hard Anti-Reflection Coating @1064nm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eTransmittance\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e≥99.5% @1064nm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eSurface Quality\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e60\/40 Scratch-Dig (MIL-PRF-13830B)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eSurface Flatness\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eλ\/4 @633nm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eAvailable Diameters\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e20mm, 25.4mm, 28mm, 30mm, 37mm, 38.1mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eAvailable Focal Lengths\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e75mm - 800mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eApplicable Power\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003e500W - 12000W\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eCompatibility\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003ePrecitec, Raytools, WSX, Qilin, Hanwei and more\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eCore Function\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eFocus Parallel Laser Beam to High-Energy Spot\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eApplication Scenario\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dee2e6; padding: 12px;\"\u003eSheet Metal Welding, Hardware Processing, Laser Cutting\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 x Selected Fiber Laser Focusing Lens\u003c\/li\u003e\n  \u003cli\u003e1 x Specialized Anti-Static Protective Packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eQuality Assurance\u003c\/h3\u003e\n\u003cp\u003eAll fiber laser focusing lenses from Link Metal CNC undergo strict quality testing before delivery, including transmittance test, surface quality inspection, dimensional accuracy verification and focal length measurement.\u003c\/p\u003e\n\n\u003cp\u003eWe maintain strict ISO 9001 quality control standards to ensure stable and reliable product performance. All our products come with professional pre-sales consultation and comprehensive after-sales support.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between single piece and composite 2-piece focusing lenses?\u003c\/strong\u003e\u003cbr\u003e\nA: Single piece lenses are simpler in structure and more cost-effective, suitable for low to medium power applications (\u0026lt;3000W). Composite 2-piece lenses consist of two optical elements cemented together, providing better thermal stability, higher damage threshold and superior optical performance. They are recommended for high-power applications (\u0026gt;3000W) and demanding production environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How do I choose the correct focusing lens for my laser head?\u003c\/strong\u003e\u003cbr\u003e\nA: You need to match the exact diameter, focal length, center thickness, edge thickness and structure type of your original lens. The easiest way is to check the part number on your old lens or refer to your laser head manual. You can also contact our sales team with your laser head model for assistance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How does focal length affect laser processing?\u003c\/strong\u003e\u003cbr\u003e\nA: Shorter focal lengths produce a smaller focal spot and higher power density, ideal for thin material cutting and precision welding. Longer focal lengths provide a deeper depth of field, better for cutting thicker materials and welding larger joints. Always match the focal length to your specific application requirements.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: How often should I replace the focusing lens?\u003c\/strong\u003e\u003cbr\u003e\nA: Under normal operating conditions, a focusing lens should last 2-4 months. However, it should be replaced immediately if you notice any film burning, scratches, spatter damage or if welding\/cutting quality deteriorates. Regular cleaning and proper maintenance can extend its service life.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I clean the focusing lens?\u003c\/strong\u003e\u003cbr\u003e\nA: Yes, you can clean slightly contaminated lenses using proper techniques. Always wear clean gloves and use a blower ball first to remove loose dust. Then gently wipe with a lint-free microfiber cloth and lens cleaning fluid. Never use regular paper towels or tissues as they will scratch the coating.\u003c\/p\u003e\n\n\u003cp style=\"margin-top: 30px; padding: 15px; background-color: #e3f2fd; border-radius: 4px;\"\u003e\n  Also available: \u003ca href=\"https:\/\/www.linkmetalcnc.com\/products\/fiber-laser-collimating-lens-1064nm\" style=\"color: #1976d2 !important; text-decoration: none; font-weight: 500 !important;\"\u003eFiber Laser Collimating Lenses\u003c\/a\u003e for complete laser head maintenance.\n\u003c\/p\u003e\n\n\u003cp style=\"margin-top: 15px; padding: 15px; background-color: #e3f2fd; border-radius: 4px;\"\u003e\n  View our full range of \u003ca href=\"https:\/\/www.linkmetalcnc.com\/collections\/laser-cutting-accessories\" style=\"color: #1976d2 !important; text-decoration: none; font-weight: 500 !important;\"\u003elaser cutting accessories\u003c\/a\u003e including protective lenses, nozzles, ceramic rings and more.\n\u003c\/p\u003e","brand":"Link Metal CNC","offers":[{"title":"Single Piece \/ D20 F120 T3.5 For Handheld Welding Machine","offer_id":48299286298846,"sku":"LMCNC-FOCUS-LENS-D20F120T3.5","price":9.22,"currency_code":"USD","in_stock":true},{"title":"Single Piece \/ D20 F125 T4 For Handheld Welding Machine","offer_id":48299286331614,"sku":"LMCNC-FOCUS-LENS-D20F125T4","price":20.09,"currency_code":"USD","in_stock":true},{"title":"Single Piece \/ D20 F150 T4.5 For Handheld Welding Machine","offer_id":48299286364382,"sku":"LMCNC-FOCUS-LENS-D20F150T4.5","price":9.22,"currency_code":"USD","in_stock":true},{"title":"Single Piece \/ D20 F200 T4.5  For Handheld Welding Machine","offer_id":48299286397150,"sku":"LMCNC-FOCUS-LENS-D20F200T4.5","price":9.22,"currency_code":"USD","in_stock":true},{"title":"Single Piece \/ D20 F250 T4.5  For Handheld Welding Machine","offer_id":48299286429918,"sku":"LMCNC-FOCUS-LENS-D20F250T4.5","price":9.22,"currency_code":"USD","in_stock":true},{"title":"Single Piece \/ D20 F300 T4.5  For Handheld Welding 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