{"id":589,"date":"2026-05-27T11:17:53","date_gmt":"2026-05-27T02:17:53","guid":{"rendered":"https:\/\/iupizeta.mgc.co.jp\/?post_type=column&#038;p=589"},"modified":"2026-06-15T13:43:57","modified_gmt":"2026-06-15T04:43:57","slug":"high-refraction","status":"publish","type":"column","link":"https:\/\/iupizeta.mgc.co.jp\/en\/column\/high-refraction\/","title":{"rendered":"Latest R&amp;D Trends: High Refractive Index"},"content":{"rendered":"\n<p>Compared with a refractive index of about 1.0 for air, 1.3 for water, and 1.58 for general-purpose polycarbonate (PC), Iupizeta EP achieves a value of approximately 1.68.<\/p>\n\n\n\n<p>The higher the refractive index of a material, the stronger its ability to bend light, broadening the range of possible lens designs.<\/p>\n\n\n\n<p>Iupizeta EP offers the lineup of high-refractive-index materials shown in the figure below. Materials with even higher refractive indices are also under development; please contact us if you are interested.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"586\" src=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/085f435ecdb57e7076774ccbc381f72e-1024x586.png\" alt=\"\" class=\"wp-image-504\" srcset=\"https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/085f435ecdb57e7076774ccbc381f72e-1024x586.png 1024w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/085f435ecdb57e7076774ccbc381f72e-300x172.png 300w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/085f435ecdb57e7076774ccbc381f72e-768x439.png 768w, https:\/\/iupizeta.mgc.co.jp\/cms\/wp-content\/uploads\/2026\/04\/085f435ecdb57e7076774ccbc381f72e.png 1274w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-iupizeta-ep-ep wp-block-embed-iupizeta-ep-ep\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"2pEWHTGTs8\"><a href=\"https:\/\/iupizeta.mgc.co.jp\/en\/contact\/\">Contact<\/a><\/blockquote><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8220;Contact&#8221; &#8212; \u3042\u306a\u305f\u4ed5\u69d8\u306e\u5149\u5b66\u6a39\u8102 Iupizeta EP\uff08\u30e6\u30d4\u30bc\u30fc\u30bf\u00aeEP\uff09\" src=\"https:\/\/iupizeta.mgc.co.jp\/en\/contact\/embed\/#?secret=vu2HVHD9gr#?secret=2pEWHTGTs8\" data-secret=\"2pEWHTGTs8\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n","protected":false},"featured_media":540,"template":"","meta":{"_acf_changed":false,"_locale":"en_US","_original_post":"https:\/\/iupizeta.mgc.co.jp\/?post_type=column&p=502"},"column_tax":[78],"class_list":["post-589","column","type-column","status-publish","has-post-thumbnail","hentry","column_tax-trends","en-US"],"acf":[],"_links":{"self":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column\/589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column"}],"about":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/types\/column"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/media\/540"}],"wp:attachment":[{"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/media?parent=589"}],"wp:term":[{"taxonomy":"column_tax","embeddable":true,"href":"https:\/\/iupizeta.mgc.co.jp\/wp-json\/wp\/v2\/column_tax?post=589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}