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But many more colors exist beyond violet, in a range of light called ultraviolet, and below red, in the infrared. And even these two additional ranges of light are only a small part of what is known as the &#8216;electromagnetic spectrum.  <\/p>\n","protected":false},"author":9,"featured_media":12343,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[359],"tags":[336],"class_list":["post-12349","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-scientific-dossiers","tag-innovation"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>How Patterned Filters Are Revolutionizing Space Observation<\/title>\n<meta name=\"description\" content=\"HEF masters the manufacturing of patterned filters, essential for high-precision multispectral imaging for next-generation satellites and optical sensors.\" \/>\n<meta name=\"robots\" content=\"noindex, follow, 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