{"product_id":"bp490-5","title":"BP490-5 Bandpass Filter(CWL=490nm,FWHM=5nm)","description":"\u003cp data-path-to-node=\"0\"\u003eThis BP490-5 bandpass filter is designed to transmit a precision narrow cyan band centered at 490 nm while providing deep blocking of unwanted out-of-band light across a broad spectral range.\u003c\/p\u003e\n\u003cp data-path-to-node=\"1\"\u003eIt is suitable for laser line cleanup, fluorescence microscopy (specifically for dyes like CFP or FITC excitation), and optical sensing systems using 490 nm-centered signals. It helps isolate the target signal with high spectral selectivity, suppress broadband background noise from UV to NIR, and maximize the signal-to-noise ratio in high-precision detection setups.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cstrong\u003eKey specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength \/ main spec: 490 nm center wavelength (CWL)\u003c\/li\u003e\n\u003cli\u003eBandwidth \/ transition spec: 5 nm FWHM\u003c\/li\u003e\n\u003cli\u003eTransmission \/ blocking: T \u0026gt; 90%; OD4 blocking from 200–1100 nm\u003c\/li\u003e\n\u003cli\u003eFormat \/ custom option: Available in diameters from 12.5 mm to 25 mm (mounted\/unmounted); custom sizes available on request\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SyronOptics","offers":[{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ dia12.5mm(mounted)","offer_id":51312778412315,"sku":"SO3014543-d12.5mt","price":130.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ dia12.5mm(unmounted)","offer_id":51312778445083,"sku":"SO3014543-d12.5u","price":125.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ dia25mm(mounted)","offer_id":51312778477851,"sku":"SO3014543-d25mt","price":180.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ dia25mm(unmounted)","offer_id":51312778510619,"sku":"SO3014543-d25u","price":175.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ SM05(0.535″-40TPI)","offer_id":51312778543387,"sku":"SO3014543-sm05","price":130.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ SM1(1.035″-40TPI)","offer_id":51312778576155,"sku":"SO3014543-sm1","price":180.0,"currency_code":"USD","in_stock":true},{"title":"CWL=490nm \/\/ FWHM=5nm \/ OD4@200-1100nm \/\/ T＞90% \/ C-Mount(1″-32TPI)","offer_id":51312778608923,"sku":"SO3014543-cmount","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/8755\/0491\/files\/bp-490-5-od4-200-1100-nm.svg?v=1777285847","url":"https:\/\/syronoptics.com\/products\/bp490-5","provider":"SyronOptics","version":"1.0","type":"link"}