{"product_id":"bp589-3-2","title":"BP589.3-2 Bandpass Filter(CWL=589.3nm,FWHM=2nm)","description":"\u003cp data-path-to-node=\"0\"\u003eThis BP589.3-2 bandpass filter is designed to transmit an extremely narrow yellow-orange band around 589.3 nm while strongly reducing unwanted out-of-band light.\u003c\/p\u003e\n\u003cp data-path-to-node=\"1\"\u003eIt is highly suitable for sodium LIDAR systems, laser guide star astronomy, sodium line isolation, and specialized optical sensing systems using 589.3 nm-centered signal detection. It helps precisely isolate the target yellow-orange sodium signal, deeply reduce background interference outside the passband, and preserve high signal brightness for higher-contrast measurements.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eKey specifications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength \/ main spec: 589.3 nm center wavelength (CWL)\u003c\/li\u003e\n\u003cli\u003eBandwidth \/ transition spec: 2 nm FWHM\u003c\/li\u003e\n\u003cli\u003eTransmission \/ blocking: T \u0026gt; 90%; OD6 blocking from 200–800 nm\u003c\/li\u003e\n\u003cli\u003eFormat \/ availability: Available in 12.5 mm to 25 mm diameters (mounted and unmounted options)\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SyronOptics","offers":[{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ dia12.5mm(mounted)","offer_id":51312774185243,"sku":"SO3014502-d12.5mt","price":270.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ dia12.5mm(unmounted)","offer_id":51312774218011,"sku":"SO3014502-d12.5u","price":270.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ dia25mm(mounted)","offer_id":51312774250779,"sku":"SO3014502-d25mt","price":350.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ dia25mm(unmounted)","offer_id":51312774283547,"sku":"SO3014502-d25u","price":350.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ SM05(0.535″-40TPI)","offer_id":51312774316315,"sku":"SO3014502-sm05","price":270.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ SM1(1.035″-40TPI)","offer_id":51312774349083,"sku":"SO3014502-sm1","price":350.0,"currency_code":"USD","in_stock":true},{"title":"CWL=589.3nm \/\/ FWHM=2nm \/ OD6@200-800nm \/\/ T＞90% \/ C-Mount(1″-32TPI)","offer_id":51312774381851,"sku":"SO3014502-cmount","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/8755\/0491\/files\/bp-589-3-2-od6-200-800-nm.svg?v=1777311578","url":"https:\/\/syronoptics.com\/products\/bp589-3-2","provider":"SyronOptics","version":"1.0","type":"link"}