{"id":7867,"date":"2025-03-26T23:45:45","date_gmt":"2025-03-26T14:45:45","guid":{"rendered":"https:\/\/now0930.pe.kr\/wordpress\/?p=7867"},"modified":"2025-03-26T23:45:51","modified_gmt":"2025-03-26T14:45:51","slug":"psd-%ec%84%a0%ed%98%95-%ea%b4%91%ed%95%99-%ec%84%bc%ec%84%9c","status":"publish","type":"post","link":"https:\/\/now0930.pe.kr\/wordpress\/psd-%ec%84%a0%ed%98%95-%ea%b4%91%ed%95%99-%ec%84%bc%ec%84%9c\/","title":{"rendered":"PSD \uc120\ud615 \uad11\ud559 \uc13c\uc11c"},"content":{"rendered":"\n<p>sensor handbook \ucc38\uc870<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1552\" height=\"728\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-4.png\" alt=\"\" class=\"wp-image-7868\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-4.png 1552w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-4-768x360.png 768w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-4-1536x720.png 1536w\" sizes=\"auto, (max-width: 1552px) 100vw, 1552px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"936\" height=\"1280\" src=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-5.png\" alt=\"\" class=\"wp-image-7869\" srcset=\"https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-5.png 936w, https:\/\/now0930.pe.kr\/wordpress\/wp-content\/uploads\/2025\/03\/image-5-768x1050.png 768w\" sizes=\"auto, (max-width: 936px) 100vw, 936px\" \/><\/figure>\n\n\n\n<p>\uc5ec\uae30\uc11c <strong>P<\/strong>\ub294 <strong>Position Sensitive Detector(PSD)<\/strong> \uc13c\uc11c\uc5d0\uc11c \ub450 \ub05d\ub2e8\uc758 \uc804\ub958 \ube44\uc728\uc744 \ub098\ud0c0\ub0b4\ub294 **\ube44\ub840 \uc9c0\ud45c (position ratio)**\uc785\ub2c8\ub2e4. \uad6c\uccb4\uc801\uc73c\ub85c\ub294, \uc13c\uc11c\uc758 \uc591\ucabd \uc804\uadf9\uc5d0\uc11c \uac80\ucd9c\ub418\ub294 \uc804\ub958 ( I_A )\uc640 ( I_B )\uc758 \ube44\ub85c \uc815\uc758\ub418\uba70, \uc218\uc2dd\uc73c\ub85c\ub294<\/p>\n\n\n\n<p>[ P = \\frac{I_A}{I_B} = \\frac{D}{x} &#8211; 1 ]<\/p>\n\n\n\n<p>\ub77c\uace0 \ud45c\ud604\ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774 \uc2dd\uc5d0\uc11c<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>( I_A )\ub294 \uc13c\uc11c \uc67c\ucabd(\ub610\ub294 \ud55c \ucabd) \uc804\uadf9\uc5d0\uc11c \uac80\ucd9c\ub418\ub294 \uc804\ub958,<\/li>\n\n\n\n<li>( I_B )\ub294 \uc624\ub978\ucabd(\ub610\ub294 \ubc18\ub300\ucabd) \uc804\uadf9\uc5d0\uc11c \uac80\ucd9c\ub418\ub294 \uc804\ub958,<\/li>\n\n\n\n<li>( D )\ub294 PSD\uc758 \uc804\uccb4 \uae38\uc774(\ub610\ub294 \uae30\uc900 \uae38\uc774), \uadf8\ub9ac\uace0<\/li>\n\n\n\n<li>( x )\ub294 \ube5b\uc774 \uc13c\uc11c \uc0c1\uc5d0\uc11c \ub5a8\uc5b4\uc9c4 \uae30\uc900\uc810(\ubcf4\ud1b5 \ud55c\ucabd \ub05d)\uc73c\ub85c\ubd80\ud130\uc758 \uac70\ub9ac\ub97c \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p>\uc989, <strong>P<\/strong>\ub294 \uc13c\uc11c \uc704\uc5d0 \ub5a8\uc5b4\uc9c4 \ube5b\uc758 \uc704\uce58\uc5d0 \ub530\ub77c \ub450 \uc804\uadf9\uc73c\ub85c \ud750\ub974\ub294 \uc804\ub958\uc758 \ubd84\ud3ec\uac00 \uc5b4\ub5bb\uac8c \ubcc0\ud654\ud558\ub294\uc9c0\ub97c \uc218\uce58\ub85c \ud45c\ud604\ud55c \uac83\uc73c\ub85c, \uc774\ub97c \uc774\uc6a9\ud558\uc5ec \ube5b\uc758 \uc815\ud655\ud55c \uc785\uc0ac \uc9c0\uc810 ( x )\ub97c \uacc4\uc0b0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, ( P )\uc758 \uac12\uc774 \ud074\uc218\ub85d \ube5b\uc774 \ud55c\ucabd \ub05d\uc5d0 \ub354 \uac00\uae4c\uc774 \ub5a8\uc5b4\uc84c\uc74c\uc744 \ub098\ud0c0\ub0b4\uba70, \ubc18\ub300\ub85c ( P )\uac00 \uc791\uc73c\uba74 \ub2e4\ub978 \ucabd \ub05d\uc5d0 \uac00\uae5d\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\ub7ec\ud55c \ubc29\uc2dd\uc73c\ub85c, PSD\ub294 \ube44\uc811\ucd09 \ubc29\uc2dd\uc73c\ub85c \ube5b\uc758 \uc704\uce58\ub97c \uc544\uc8fc \uc815\ubc00\ud558\uac8c \uce21\uc815\ud560 \uc218 \uc788\uc73c\uba70, \uc774\ub54c <strong>P<\/strong>\ub77c\ub294 \ube44\uc728 \uac12\uc774 \ud575\uc2ec\uc801\uc778 \uc5ed\ud560\uc744 \ud558\uac8c \ub429\ub2c8\ub2e4.<\/p>\n\n\n\n<p>\uc774\uc678\uc5d0\ub3c4 PSD\uc5d0 \uad00\ub828\ub41c \ucd94\uac00 \uc6d0\ub9ac\ub098 \ubcf4\uc815(calibration) \uacfc\uc815, \ud639\uc740 \uc751\uc6a9 \uc0ac\ub840\uc5d0 \ub300\ud574 \ub354 \uad81\uae08\ud55c \uc810\uc774 \uc788\uc73c\uc2dc\uba74 \ub9d0\uc500\ud574 \uc8fc\uc138\uc694!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>sensor handbook \ucc38\uc870 \uc5ec\uae30\uc11c P\ub294 Position Sensitive Detector(PSD) \uc13c\uc11c\uc5d0\uc11c \ub450 \ub05d\ub2e8\uc758 \uc804\ub958 \ube44\uc728\uc744 \ub098\ud0c0\ub0b4\ub294 **\ube44\ub840 \uc9c0\ud45c (position ratio)**\uc785\ub2c8\ub2e4. \uad6c\uccb4\uc801\uc73c\ub85c\ub294, \uc13c\uc11c\uc758 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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