{"product_id":"j-coaxial-optional-2-3-inch-c-mount-telecentric-lens","title":"BTLM-23 Coaxial Optional 2\/3\" C-Mount Telecentric Lens for Precise Inspection","description":"\u003ch2\u003eProduct Description\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBTLM-23 Series Bi-Telecentric Lenses for High-Precision Measurement\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe BTLM-23 Series Bi-Telecentric Lenses are specifically designed and optimized for high-accuracy measurement and inspection applications. With true bi-telecentric optical design, these lenses ensure consistent magnification, minimal distortion, and precise edge definition, making them ideal for demanding metrology tasks.\u003c\/p\u003e\n\u003cp\u003eSupporting 2\/3\" (Φ11 mm) sensors, the BTLM-23 series offers flexible working distance options of 65 mm or 85 mm, allowing easy adaptation to different system layouts. The lenses feature a variable iris, enabling users to fine-tune depth of field (DOF) and resolution based on specific inspection requirements.\u003c\/p\u003e\n\u003cp\u003eDesigned with a large F-number, these lenses are well suited for use with high-resolution industrial cameras, ensuring excellent image uniformity and clarity. Additionally, users can choose between coaxial and non-coaxial illumination versions, enhancing flexibility for different surface inspection needs.\u003c\/p\u003e\n\u003cp\u003eWith a robust and manufacturing-friendly design, the BTLM-23 series is easy to integrate into industrial systems, providing stable and reliable performance in automated environments.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBi-telecentric design for maximum measurement accuracy\u003c\/li\u003e\n\u003cli\u003eSupports 2\/3\" (Φ11 mm) sensors\u003c\/li\u003e\n\u003cli\u003eWorking distance options: 65 mm \/ 85 mm\u003c\/li\u003e\n\u003cli\u003eVariable iris for DOF and resolution adjustment\u003c\/li\u003e\n\u003cli\u003eLarge F\/# design for high-resolution camera compatibility\u003c\/li\u003e\n\u003cli\u003eAvailable in coaxial and non-coaxial illumination versions\u003c\/li\u003e\n\u003cli\u003eCompact, robust, and easy-to-integrate industrial design\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision dimensional measurement\u003c\/li\u003e\n\u003cli\u003eElectronic and component inspection\u003c\/li\u003e\n\u003cli\u003eSemiconductor inspection\u003c\/li\u003e\n\u003cli\u003eAutomated optical inspection (AOI)\u003c\/li\u003e\n\u003cli\u003eIndustrial quality control and metrology\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable width=\"100%\" style=\"width: 99.9523%; height: 117.598px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003e Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eVariable Iris\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eCoaxial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eFOV\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eMag.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eWD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e\u003cstrong\u003eF\/#\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003eBTLM-0.5X-65-23\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003eΦ22mm\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e0.5x\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e65±1\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003eF5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003eBTLM-0.5X-65D-23\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003eYes\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003eΦ22mm\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e0.5x\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e65±1\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003eF5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003eBTLM-0.4X-85-23\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003eΦ27.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e0.4x\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e85±2\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003eF4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003eBTLM-0.4X-85D-23\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003eYes\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003eΦ27.5mm\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e0.4x\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e85±2\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003eF4.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5996px;\"\u003e\n\u003ctd style=\"width: 26.0873%; height: 19.5996px; text-align: center;\"\u003eBTLM-0.166X-173-23(IA)\u003c\/td\u003e\n\u003ctd style=\"width: 16.4857%; height: 19.5996px; text-align: center;\"\u003eYes\u003c\/td\u003e\n\u003ctd style=\"width: 11.232%; height: 19.5996px; text-align: center;\"\u003eNo\u003c\/td\u003e\n\u003ctd style=\"width: 14.116%; height: 19.5996px; text-align: center;\"\u003eΦ66mm\u003c\/td\u003e\n\u003ctd style=\"width: 11.0655%; height: 19.5996px; text-align: center;\"\u003e0.166x\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003e173±3\u003c\/td\u003e\n\u003ctd style=\"width: 9.60159%; height: 19.5996px; text-align: center;\"\u003eF3.3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0655\/5490\/7394\/files\/H52e84654b8284145a8a19d6bff598917A.jpg?v=1693017783\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/PuHG-Zt_uVg?si=lfP2Ten5AN9NQi5R\" title=\"YouTube video player\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"Vision Datum","offers":[{"title":"Non-Coaxial \/ 0.4X WD:85mm","offer_id":43843439952130,"sku":"","price":655.0,"currency_code":"USD","in_stock":true},{"title":"Non-Coaxial \/ 0.5X WD:65mm","offer_id":43843440017666,"sku":"","price":719.0,"currency_code":"USD","in_stock":true},{"title":"Non-Coaxial \/ 0.166X WD:173mm[Variable Iris]","offer_id":43843440115970,"sku":"","price":765.0,"currency_code":"USD","in_stock":true},{"title":"with Coaxial \/ 0.4X WD:85mm","offer_id":47483463270658,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"with Coaxial \/ 0.5X WD:65mm","offer_id":47483463303426,"sku":null,"price":775.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/5490\/7394\/files\/btlm-23-bi-telecentric-lens-2-3-inch.webp?v=1782202207","url":"https:\/\/shop.visiondatum.com\/pt-es\/products\/j-coaxial-optional-2-3-inch-c-mount-telecentric-lens","provider":"Vision Datum","version":"1.0","type":"link"}