{"product_id":"precision-optical-spectrum-analyzer-with-sma905-interface-530-1100nm-wavelength-range","title":"50X 70mm Aperture Variable Focus Laser Beam Expander Lens High Transmittance Coated Lens for Raycus Fiber Laser","description":"\u003cdiv\u003e\n\u003cdiv data-spm-anchor-id=\"a2700.details-description.0.i1.1f857OVP7OVPpf\"\u003eProduct Introduction\n\u003cdiv data-spm-anchor-id=\"a2700.details-description.0.i0.1f857OVP7OVPpf\"\u003e \u003c\/div\u003e\nThis is a professional 50X laser beam expander \u0026amp; far focus lens, designed exclusively for laser pump source and fiber laser equipment. Customizable optical effect, default tested and matched with Raycus 500W fiber laser source.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eKey Features\n\u003cdiv\u003e \u003c\/div\u003e\n50X Magnification \u0026amp; 70mm Large Aperture\n\u003cdiv\u003e \u003c\/div\u003e\n50 times beam expansion, long shooting distance, stable beam output. 70mm large aperture adapts to various fiber laser output.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eHigh Transmittance Optical Lens\n\u003cdiv\u003e \u003c\/div\u003e\nMade of high-quality quartz glass. Adopts RF ion source assisted coating technology with 12 layers of double-sided nano wide-spectrum coating.\n\u003cdiv\u003e \u003c\/div\u003e\nApplicable wavelength: 530nm - 1100nm, 900nm - 1100nm professional coating optional.\n\u003cdiv\u003e \u003c\/div\u003e\nLight transmittance reaches over 99%, extremely low light loss, realize lossless light transmission for red light and green light.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003ePrecise Focus Adjustment Structure\n\u003cdiv\u003e \u003c\/div\u003e\nStandard M42 thread interface. 10-start thread with 1mm pitch; one full rotation moves the lens by 10mm, for smooth and accurate focusing.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eDurable Aluminum Alloy Housing\n\u003cdiv\u003e \u003c\/div\u003e\nLens barrel made of aerospace aluminum alloy with anodized treatment. Multi-circle thread design, solid structure, wear-resistant and long service life.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cdiv\u003eApplication Range\n\u003cdiv\u003e \u003c\/div\u003e\nMatching power: 100W ~ 1000W laser pump source\n\u003cdiv\u003e \u003c\/div\u003e\nCompatible light source: Raycus 500W fiber laser, red laser, green laser\n\u003cdiv\u003e \u003c\/div\u003e\nApplication: Laser long-distance emission, laser beam expansion, laser equipment modification\u003c\/div\u003e\n\u003c\/div\u003e","brand":" LaserOne","offers":[{"title":"Default Title","offer_id":48736134693087,"sku":null,"price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/3632\/2783\/files\/kling_20260529______1_4301_0.jpg?v=1780485900","url":"https:\/\/gearlair.com\/products\/precision-optical-spectrum-analyzer-with-sma905-interface-530-1100nm-wavelength-range","provider":"Gearlair","version":"1.0","type":"link"}