{"id":888,"date":"2013-07-11T00:00:42","date_gmt":"2013-07-10T15:00:42","guid":{"rendered":"https:\/\/toa-rika.co.jp\/en\/?p=888"},"modified":"2020-10-27T16:11:27","modified_gmt":"2020-10-27T07:11:27","slug":"introduction-of-our-bandpass-filter-bpf-part-i","status":"publish","type":"post","link":"https:\/\/www.toa-rika.co.jp\/en\/introduction-of-our-bandpass-filter-bpf-part-i\/","title":{"rendered":"Introduction of our bandpass filter (BPF) Part I"},"content":{"rendered":"<p>Bandpass filter (BPF) is an optical component which transmits arbitrary wavelengths and blocks other wavelengths.\r\nIt removes noises of optical sensor, image processing, and detector as a optical receiver.\r\nWe provide high-precision filter function with our leading\u00a0<a href=\"\/en\/technology\/optical-film\"><u>thin-film technology<\/u><\/a>.\r\nFollowings are the introduction of our BPF in the UV\uff5enear-infrared wavelength range.<\/p>\r\n<br><br>\r\n<p class=\"title\">\u25a0UV BPF (\u03bb=250nm \/ 270nm \/ 320nm)<\/p>\r\n<p class=\"imgR\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-890\" src=\"\/en\/wp-content\/uploads\/2013\/07\/3UV_BPF_L.jpg\" alt=\"\" width=\"495\" height=\"369\" srcset=\"https:\/\/www.toa-rika.co.jp\/en\/wp-content\/uploads\/2013\/07\/3UV_BPF_L.jpg 495w, https:\/\/www.toa-rika.co.jp\/en\/wp-content\/uploads\/2013\/07\/3UV_BPF_L-300x224.jpg 300w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><\/p>\r\n<strong>Applications:<\/strong>\r\n<li>Semiconductor exposure apparatus (Stepper)<\/li>\r\n<li>UV curing systems<\/li>\r\n<li>UV treatment apparatus (UV-B) (For treatment of allergies and skin etc.)<\/li>\r\n<li>UV cleaning filter<\/li>\r\n<li>UV illuminometer<\/li>\r\n<br><br>\r\n<p class=\"title\">\u25a0Visible 3 wavelengths + near-infrared BPF (\u03bb = VIS + 850nm)<\/p>\r\n<p class=\"imgR\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-892\" src=\"\/en\/wp-content\/uploads\/2013\/07\/3VISNIR_L-300x212.jpg\" alt=\"\" width=\"495\" height=\"369\" \/><\/p>\r\n<p>It is a set of BPF corresponding to each waveband of BGR and 850nm near-infrared.\r\nIncluding a laser projector, it is applicable for wide use.<\/p>\r\n<strong>Applications:<\/strong>\r\n<li>Motion sensors<\/li>\r\n<li>Distance sensors<\/li>\r\n<li>Fingerprint\u30fbVein authentication sensors<\/li>\r\n<li>Crime prevention sensors<\/li>\r\n<li>Compound-eye camera<\/li>\r\n<br><br>\r\n<p class=\"title\">\u25a0Special IR \/ 2 Wavelengths BPF (IR + BPF) (\u03bb = VIS + 850nm)<\/p>\r\n<p class=\"imgR\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-891\" src=\"\/en\/wp-content\/uploads\/2013\/07\/2Wave_BPF_L-300x214.jpg\" alt=\"\" width=\"495\" height=\"369\" \/><\/p>\r\n<p>This BPF is able to transmit both visible light and near-infrared light around 850nm.\r\nMost suitable for application which needs a mode for day and night such as image processing and security etc.<\/p>\r\n<strong>Applications:<\/strong>\r\n<li>Camera for intercom (door phone)<\/li>\r\n<li>On-board camera<\/li>\r\n<li>Monitoring camera<\/li><br><br>\r\n<hr><br><br>\r\n<p>It is also used as the optical filter for the image and range finder as well.<\/p>\r\n<p>Please feel free to <a href=\"\/en\/contact\">contact us<\/a> for any questions.<\/p>","protected":false},"excerpt":{"rendered":"Bandpass filter (BPF) is an optical component which transmits arbitrary wavelengths and blocks other wavelengt [&hellip;]","protected":false},"author":3,"featured_media":509,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[2],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/posts\/888"}],"collection":[{"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/comments?post=888"}],"version-history":[{"count":23,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/posts\/888\/revisions"}],"predecessor-version":[{"id":914,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/posts\/888\/revisions\/914"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/media\/509"}],"wp:attachment":[{"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/media?parent=888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/categories?post=888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.toa-rika.co.jp\/en\/wp-json\/wp\/v2\/tags?post=888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}