{"product_id":"air-spaced-doublet-collimator-fc520-6-1-sma-1","title":"Air-spaced doublet collimator FC520-6.1-SMA","description":"\u003cp\u003eThe air-spaced doublet collimators provided by LBTEK have no moving parts, featuring a compact structure that is unaffected by misalignment, simplifying the coupling of free-space lasers to fibers. The air-spaced doublet collimators with SMA connectors are currently available in ten design wavelengths: 405 nm, 450 nm, 520 nm, 635 nm, 780 nm, 850 nm, 980 nm, 1064 nm, 1310 nm, and 1550 nm. They are coated with anti-reflection coatings to reduce reflectivity. For detailed parameters, please refer to the parameter table. LBTEK offers various customization services. For specific customization requirements, please contact LBTEK Technical Support.\u003c\/p\u003e\n\u003cul class=\"lbtek-features\"\u003e\n\u003cli\u003eSMA connector\u003c\/li\u003e\n\u003cli\u003eCollimated spot diameter: 5.0~8.6 mm\u003c\/li\u003e\n\u003cli\u003eFocal length: 33.2-37.1 mm\u003c\/li\u003e\n\u003cli\u003eNumerical aperture (NA): 0.245~0.27\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"lbtek-explain\"\u003e\u003cimg src=\"https:\/\/images.lbtek.com\/uploads\/images\/others\/20230815\/896ea36415e8e0f1e1445f26fe2a4761.jpg\" alt=\"Specifications diagram\" loading=\"lazy\"\u003e\u003c\/div\u003e","brand":"WaveQuanta","offers":[{"title":"Default Title","offer_id":47521018511514,"sku":"FC520-6.1-SMA","price":369.46,"currency_code":"SGD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6156\/3546\/files\/9addbf9da311d2332f530004ad16b240_0b0cbff4-add5-438a-aeee-6b408ffb195b.jpg?v=1772703725","url":"https:\/\/waveqvanta.com\/products\/air-spaced-doublet-collimator-fc520-6-1-sma-1","provider":"WaveQuanta","version":"1.0","type":"link"}