{"title":"Optical Filters Used in Overlay Accuracy Inspection","description":"\u003cp data-path-to-node=\"1\"\u003eOptical filters for overlay accuracy inspection are designed to transmit selected visible, ultraviolet, or near-infrared bands while reducing unwanted out-of-band light. In semiconductor metrology and photolithography, these filters enhance the optical contrast of alignment marks and structures between different wafer layers, enabling the measurement of layer-to-layer registration.\u003c\/p\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cb data-path-to-node=\"2\" data-index-in-node=\"0\"\u003eApplications:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003eSemiconductor metrology for enhancing the contrast of alignment marks across multiple silicon wafer layers\u003c\/li\u003e\n\u003cli\u003ePhotolithography process control for monitoring and calculating layer-to-layer overlay registration\u003c\/li\u003e\n\u003cli\u003eDefect inspection and Critical Dimension (CD) metrology in semiconductor fabrication\u003c\/li\u003e\n\u003c\/ul\u003e","products":[{"product_id":"bp365-10","title":"BP365-10 Bandpass Filter(CWL=365nm,FWHM=10nm)","description":"\u003cp\u003eThis BP365-10 Bandpass Filter is designed to transmit a narrow band around 365 nm while reducing out-of-band light. It is suitable for fluorescence excitation, UV inspection, and spectroscopy systems using UV LED or laser source. It helps isolate the target signal, reduce background light, and improve contrast.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey specifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength \/ main spec: 365 nm center wavelength (CWL)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBandwidth \/ transition spec: 10 nm FWHM\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTransmission \/ blocking: T \u0026gt;90%; OD5 blocking from 200-730 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFormat \/ custom option: Available in Dia 12.5mm to dia 25mm (mounted\/unmounted); Custom sizes and mounting options available on request\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SyronOptics","offers":[{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ dia12.5mm(unmounted)","offer_id":50405356994843,"sku":"SO3010084-d12.5u","price":60.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ dia12.5mm(mounted)","offer_id":50405356929307,"sku":"SO3010084-d12.5mt","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ SM05(0.535″-40TPI)","offer_id":51121327735067,"sku":"SO3010084-sm05","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ dia25mm(unmounted)","offer_id":50405357158683,"sku":"SO3010084-d25u","price":70.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ dia25mm(mounted)","offer_id":50405357093147,"sku":"SO3010084-d25mt","price":75.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ SM1(1.035″-40TPI)","offer_id":51121327767835,"sku":"SO3010084-sm1","price":75.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ C-Mount(1″-32TPI)","offer_id":51121327800603,"sku":"SO3010084-cmount","price":75.0,"currency_code":"USD","in_stock":true},{"title":"CWL=365nm \/\/ FWHM=10nm \/ OD5@200-730nm\/\/T＞90% \/ 60x60mm(unmounted)","offer_id":52621196919067,"sku":"SO3010084-60x60u","price":220.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/8755\/0491\/files\/BP365-10.webp?v=1753291147"},{"product_id":"bp633-10","title":"BP633-10 Bandpass Filter(CWL=633nm,FWHM=10nm)","description":"\u003cp\u003eThis BP633-10 Bandpass Filter is designed to transmit a narrow band around 633 nm while reducing out-of-band light. It is suitable for machine vision, optical inspection, and sensing systems using He-Ne laser. It helps isolate the target signal, reduce background light, and improve contrast.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey specifications:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWavelength \/ main spec: 633 nm center wavelength (CWL)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eBandwidth \/ transition spec: 10 nm FWHM\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTransmission \/ blocking: T \u0026gt;95%; OD4 blocking from 200-1100 nm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFormat \/ custom option: Available in Dia 12.5mm to dia 34mm (mounted\/unmounted), M25.5x0.5mm to M55x0.75mm(mounted); Custom sizes and mounting options available on request\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SyronOptics","offers":[{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia12.5mm(unmounted)","offer_id":50405574181147,"sku":"SO3010381-d12.5u","price":50.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia12.5mm(mounted)","offer_id":50405574213915,"sku":"SO3010381-d12.5mt","price":55.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ SM05(0.535″-40TPI)","offer_id":51121289953563,"sku":"SO3010381-sm05","price":55.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia25mm(unmounted)","offer_id":50405574279451,"sku":"SO3010381-d25u","price":60.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia25mm(mounted)","offer_id":50405574246683,"sku":"SO3010381-d25mt","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ SM1(1.035″-40TPI)","offer_id":51121289986331,"sku":"SO3010381-sm1","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ C-Mount(1″-32TPI)","offer_id":51121290019099,"sku":"SO3010381-cmount","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M25.5x0.5mm(mounted)","offer_id":50405574410523,"sku":"SO3010381-m25.5","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia27mm(unmounted)","offer_id":50405574672667,"sku":"SO3010381-d27u","price":60.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M27x0.5mm(mounted)","offer_id":50405574443291,"sku":"SO3010381-m27","price":65.0,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M30.5x0.5mm(mounted)","offer_id":50405574476059,"sku":"SO3010381-m30.5","price":99.04,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia34mm(unmounted)","offer_id":50405574705435,"sku":"SO3010381-d34u","price":104.83,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M35.5x0.5mm(mounted)","offer_id":50405574541595,"sku":"SO3010381-m35.5","price":114.46,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia38.1mm(unmounted)","offer_id":52621167722779,"sku":"SO3010381-d38.1u","price":117.48,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M40.5x0.5mm(mounted)","offer_id":52621167755547,"sku":"SO3010381-m40.5","price":129.88,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M46x0.75mm(mounted)","offer_id":52621167788315,"sku":"SO3010381-m46","price":146.83,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ dia50.8mm(unmounted)","offer_id":52621167821083,"sku":"SO3010381-d50.8u","price":156.63,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M52x0.75mm(mounted)","offer_id":50405574607131,"sku":"SO3010381-m52","price":165.33,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ M55x0.75mm(mounted)","offer_id":50405574639899,"sku":"SO3010381-m55","price":174.58,"currency_code":"USD","in_stock":true},{"title":"CWL=633nm \/\/ FWHM=10nm \/ OD4@200-1100nm \/\/ T＞95% \/ 60x60mm(unmounted)","offer_id":52621167853851,"sku":"SO3010381-60x60u","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/8755\/0491\/files\/BP633-10.webp?v=1753348997"}],"url":"https:\/\/syronoptics.com\/collections\/optical-filters-used-in-overlay-accuracy-inspection.oembed","provider":"SyronOptics","version":"1.0","type":"link"}