{"product_id":"o2-lens-tubes","title":"Ø2\" Lens Tubes","description":"\u003ch3 data-end=\"137\" data-start=\"101\"\u003e\u003cstrong data-end=\"137\" data-start=\"105\"\u003eCSB2 Series – Ø2\" Lens Tubes, Female-Female\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"512\" data-start=\"139\"\u003e• SM2 (2.035\"-40) internal threads for mounting Ø2 inch (Ø50.8 mm) optics\u003cbr data-end=\"215\" data-start=\"212\"\u003e• Unlike CSA2 stacking tubes, optics can be accessed from both ends\u003cbr data-end=\"285\" data-start=\"282\"\u003e• Stackable using tube-to-tube coupling adapters\u003cbr data-end=\"336\" data-start=\"333\"\u003e• Connects two SM2 external threaded components\u003cbr data-end=\"386\" data-start=\"383\"\u003e• Directly compatible with 60 mm cage system\u003cbr data-end=\"433\" data-start=\"430\"\u003e• Can be used as a light-tight housing for beam blocking or optical isolation\u003c\/p\u003e\n\u003cp data-end=\"891\" data-start=\"514\"\u003eThe CSB2 series lens tubes are designed for compact optical assemblies. These internally threaded tubes feature open ends without flanges, allowing access to mounted optics from either side. When stacked with SM2 coupling components, they support seamless modular integration with other SM2-threaded elements and 60 mm cage assemblies, ideal for complex opto-mechanical builds.\u003c\/p\u003e\n\u003cp data-end=\"891\" data-start=\"514\"\u003e \u003c\/p\u003e\n\u003ch3 data-end=\"149\" data-start=\"103\"\u003e\u003cstrong data-end=\"149\" data-start=\"107\"\u003eCSA2 Series – Ø2\" Stackable Lens Tubes, Male-Female\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"469\" data-start=\"151\"\u003e• SM2 (2.035\"-40) internal threads for mounting Ø2 inch (Ø50.8 mm) optics\u003cbr data-end=\"227\" data-start=\"224\"\u003e• Dual-end internal and external threads for modular stacking\u003cbr data-end=\"291\" data-start=\"288\"\u003e• Stackable design enables construction of multi-element optical systems\u003cbr data-end=\"366\" data-start=\"363\"\u003e• Compatible with 60 mm cage systems\u003cbr data-end=\"405\" data-start=\"402\"\u003e• Can be used as light-tight housings to isolate optical paths\u003c\/p\u003e\n\u003cp data-end=\"814\" data-start=\"471\"\u003eThe CSA2 series Ø2 inch lens tubes are designed for rapid assembly of compact, modular optical setups. With their stackable architecture and SM2 internal\/external threading on both ends, these tubes can be connected to other SM2 components with ease—facilitating the creation of intricate opto-mechanical systems with light-blocking integrity.\u003c\/p\u003e\n\u003cp data-end=\"814\" data-start=\"471\"\u003e \u003c\/p\u003e\n\u003ch3 data-end=\"147\" data-start=\"102\"\u003e\u003cstrong data-end=\"147\" data-start=\"106\"\u003eCSA2-V Series – Ø2\" Visual Lens Tubes, Male-Female\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"422\" data-start=\"149\"\u003e• Easy access to optical components without disassembly\u003cbr data-end=\"207\" data-start=\"204\"\u003e• 360° rotatable dustproof sliding cover to protect optical elements\u003cbr data-end=\"278\" data-start=\"275\"\u003e• Compatible with 60 mm cage systems; stackable design for multi-element systems\u003cbr data-end=\"361\" data-start=\"358\"\u003e• Dual openings allow quick optical adjustment during setup\u003c\/p\u003e\n\u003cp data-end=\"704\" data-start=\"424\"\u003eThe CSA2-V series lens tubes are ideal for building compact, light-blocking optical assemblies. Each tube features dual access windows, enabling easy and flexible adjustment of internal optics without disassembly—especially useful when configuring complex opto-mechanical systems.\u003c\/p\u003e\n\u003ch4 data-end=\"736\" data-start=\"706\"\u003e\u003cstrong data-end=\"736\" data-start=\"711\"\u003eCommon Specifications\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cp data-end=\"769\" data-start=\"739\"\u003e\u003cstrong data-end=\"758\" data-start=\"739\"\u003eOuter Diameter:\u003c\/strong\u003e Ø59.7 mm\u003c\/p\u003e\n\u003cp data-end=\"827\" data-start=\"772\"\u003e\u003cstrong data-end=\"788\" data-start=\"772\"\u003eThread Type:\u003c\/strong\u003e SM2 (2.035\"-40), internal \u0026amp; external\u003c\/p\u003e\n\u003cp data-end=\"865\" data-start=\"830\"\u003e\u003cstrong data-end=\"843\" data-start=\"830\"\u003eMaterial:\u003c\/strong\u003e 7075 aluminum alloy\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDimensions (Ø × L)\u003c\/th\u003e\n\u003cth\u003eTube Height\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCSA2-40V\u003c\/td\u003e\n\u003ctd\u003eØ59.7 mm × 43.8 mm\u003c\/td\u003e\n\u003ctd\u003e40 mm\u003c\/td\u003e\n\u003ctd\u003e60.1 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCSA2-50V\u003c\/td\u003e\n\u003ctd\u003eØ59.7 mm × 53.8 mm\u003c\/td\u003e\n\u003ctd\u003e50 mm\u003c\/td\u003e\n\u003ctd\u003e69.0 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCSA2-60V\u003c\/td\u003e\n\u003ctd\u003eØ59.7 mm × 63.8 mm\u003c\/td\u003e\n\u003ctd\u003e60 mm\u003c\/td\u003e\n\u003ctd\u003e79.8 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"OEABT","offers":[{"title":"CSA2-40V","offer_id":43541414510652,"sku":null,"price":80.08,"currency_code":"USD","in_stock":true},{"title":"CSA2-50V","offer_id":43541414543420,"sku":null,"price":80.08,"currency_code":"USD","in_stock":true},{"title":"CSA2-60V","offer_id":43541414576188,"sku":null,"price":91.51,"currency_code":"USD","in_stock":true},{"title":"CSB2-0.5","offer_id":43541414608956,"sku":null,"price":25.43,"currency_code":"USD","in_stock":true},{"title":"CSB2-1","offer_id":43541414641724,"sku":null,"price":28.22,"currency_code":"USD","in_stock":true},{"title":"CSB2-1.5","offer_id":43541414674492,"sku":null,"price":28.98,"currency_code":"USD","in_stock":true},{"title":"CSB2-2","offer_id":43541414707260,"sku":null,"price":30.77,"currency_code":"USD","in_stock":true},{"title":"CSA2-0.5","offer_id":43541414740028,"sku":null,"price":24.33,"currency_code":"USD","in_stock":true},{"title":"CSA2-1","offer_id":43541414772796,"sku":null,"price":28.41,"currency_code":"USD","in_stock":true},{"title":"CSA2-1.5","offer_id":43541414805564,"sku":null,"price":29.14,"currency_code":"USD","in_stock":true},{"title":"CSA2-2","offer_id":43541414838332,"sku":null,"price":29.62,"currency_code":"USD","in_stock":true},{"title":"CSK4","offer_id":43541414871100,"sku":null,"price":6.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3148\/0892\/files\/2Tube-Main.jpg?v=1759190960","url":"https:\/\/yiizeelabs.com\/products\/o2-lens-tubes","provider":"Photonic Products and Services","version":"1.0","type":"link"}