{"id":1608,"date":"2026-05-01T14:34:47","date_gmt":"2026-05-01T14:34:47","guid":{"rendered":"https:\/\/opticalglassfilter.com\/?post_type=portfolio&#038;p=1608"},"modified":"2026-05-01T14:34:57","modified_gmt":"2026-05-01T14:34:57","slug":"nd-filter","status":"publish","type":"portfolio","link":"https:\/\/opticalglassfilter.com\/?portfolio=nd-filter","title":{"rendered":"ND Filter"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mon091yn-2582633d04c20f0a6d9c52c661947f3c\">\n.avia-image-container.av-mon091yn-2582633d04c20f0a6d9c52c661947f3c .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-mon091yn-2582633d04c20f0a6d9c52c661947f3c av-styling- avia-align-center  avia-builder-el-0  el_before_av_textblock  avia-builder-el-first '  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img class='wp-image-1611 avia-img-lazy-loading-not-1611 avia_image' src=\"https:\/\/opticalglassfilter.com\/wp-content\/uploads\/2026\/05\/ND-filter.jpg\" alt='' title='ND filter'  height=\"933\" width=\"993\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/opticalglassfilter.com\/wp-content\/uploads\/2026\/05\/ND-filter.jpg 993w, https:\/\/opticalglassfilter.com\/wp-content\/uploads\/2026\/05\/ND-filter-300x282.jpg 300w, https:\/\/opticalglassfilter.com\/wp-content\/uploads\/2026\/05\/ND-filter-768x722.jpg 768w, https:\/\/opticalglassfilter.com\/wp-content\/uploads\/2026\/05\/ND-filter-705x662.jpg 705w\" sizes=\"(max-width: 993px) 100vw, 993px\" \/><\/div><\/div><\/div>\n<section  class='av_textblock_section av-mon0jp7j-f792facf6ad94687dbf5679722bad8f9'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'  itemprop=\"text\" ><div><strong>\u00a0 \u00a0 \u00a0Specification<\/strong><\/div>\n<ul>\n<li>Material: Optical Glass \/ Quartz<\/li>\n<li>Dimensions: Custom size available<\/li>\n<li>Wavelength Range: Customizable<\/li>\n<li>Coating: Hard Coating \/ Multi-layer Coating<\/li>\n<li>Transmission: &gt;85%<\/li>\n<li>Optical Density: OD3+<\/li>\n<li>Tolerance: \u00b10.1mm<\/li>\n<li>Application: Laser, Imaging, Medical, Industrial, Scientific Research<\/li>\n<\/ul>\n<div><strong>\u00a0 \u00a0 \u00a0Custom wavelength, size and coating are accepted.<\/strong><\/div>\n<div><\/div>\n<\/div><\/section>\n<div  class='avia-button-wrap avia-button-center  avia-builder-el-2  el_after_av_textblock  avia-builder-el-last ' >\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-mon0kqrx-d26eddf85d4d4520d107602f370aacbe\">\n#top #wrap_all .avia-button.av-mon0kqrx-d26eddf85d4d4520d107602f370aacbe:hover{\nbackground-color:grey;\ncolor:silver;\ntransition:all 0.4s ease-in-out;\n-webkit-transition:all 0.4s ease-in-out;\n-moz-transition:all 0.4s ease-in-out;\n-ms-transition:all 0.4s ease-in-out;\n-o-transition:all 0.4s ease-in-out;\n}\n<\/style>\n<a href='https:\/\/opticalglassfilter.com\/?page_id=693'  class='avia-button av-mon0kqrx-d26eddf85d4d4520d107602f370aacbe avia-icon_select-no avia-size-x-large avia-position-center avia-color-teal avia-font-color-theme-color'  target=\"_blank\"  rel=\"noopener noreferrer\"><span class='avia_iconbox_title' >Get A Quote<\/span><\/a><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","tags":[],"portfolio_entries":[29],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ND Filter - Optical Glass &amp; 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