{"id":12796,"date":"2023-07-11T17:20:12","date_gmt":"2023-07-11T15:20:12","guid":{"rendered":"https:\/\/www.adimec.com\/ja\/?p=12796"},"modified":"2023-07-11T17:20:12","modified_gmt":"2023-07-11T15:20:12","slug":"%e3%83%8e%e3%82%a4%e3%82%ba%e3%81%ae%e8%a9%b1-%e3%83%80%e3%83%bc%e3%82%af%e3%82%b7%e3%83%a7%e3%83%83%e3%83%88%e3%83%8e%e3%82%a4%e3%82%ba","status":"publish","type":"post","link":"https:\/\/www.adimec.com\/ja\/%e3%83%8e%e3%82%a4%e3%82%ba%e3%81%ae%e8%a9%b1-%e3%83%80%e3%83%bc%e3%82%af%e3%82%b7%e3%83%a7%e3%83%83%e3%83%88%e3%83%8e%e3%82%a4%e3%82%ba\/","title":{"rendered":"\u30ce\u30a4\u30ba\u306e\u8a71 – \u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba"},"content":{"rendered":"\r\n
\u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba\u306f\u3001Dark signal : 34[e-\/s] @25\u2103\u307f\u305f\u3044\u306a\u5f62\u3067\u8868\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30bb\u30f3\u30b5\u30fc\u306e\u6027\u80fd\u3067\u3059\u306e\u3067\u540c\u3058\u30bb\u30f3\u30b5\u30fc\u306a\u3089\u30ab\u30e1\u30e9\u304c\u9055\u3063\u3066\u3082\u30ce\u30a4\u30ba\u306f\u540c\u3058\u306f\u305a\u3067\u3059\u304c\u9055\u3063\u305f\u308a\u3057\u307e\u3059\u3002\u30bb\u30f3\u30b5\u6e29\u5ea6\u304c\u4e0a\u6607\u3057\u305f\u5834\u5408\u306b\u306f\u3069\u306e\u7a0b\u5ea6\u4e0a\u6607\u3059\u308b\u304b\u7c21\u5358\u89e3\u8aac<\/p>\r\n\r\n\r\n\r\n
\u5148\u305a\u306f\u4f55\u8005\uff1f\u304b\u3089\u304a\u3055\u3089\u3044\u3082\u542b\u3081\u3066\u3072\u3082\u89e3\u304f\u3068
\u30a4\u30e1\u30fc\u30b8\u30bb\u30f3\u30b5\u30fc\u306b\u5149\u3092\u5165\u529b\u3057\u306a\u3044\u5834\u5408\u3042\u308b\u4e00\u5b9a\u306e\u4fe1\u53f7\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u304c\u30c0\u30fc\u30af\u30ab\u30ec\u30f3\u30c8\u3002\u6697\u96fb\u6d41\u3068\u3082\u3044\u3044\u307e\u3059\u3002\u30a4\u30e1\u30fc\u30b8\u30bb\u30f3\u30b5\u30fc\u306e\u30ab\u30bf\u30ed\u30b0\u3067\u306fe-(\u30a8\u30ec\u30af\u30c8\u30ed\u30f3\uff09\u3068\u3044\u3046\u5358\u4f4d\u304c\u4ed8\u304d\u307e\u3059\u306d
\u30d4\u30af\u30bb\u30eb\u500b\u3005\u306e\u51fa\u529b\u3092\u898b\u3066\u3044\u308b\u3068\u30d1\u30e9\u30d1\u30e9\u5909\u52d5\u3057\u307e\u3059\u3002\u5b9f\u969b\u306b\u306f\u4e00\u5b9a\u306e\u51fa\u529b\u3067\u306f\u306a\u3044\u3067\u3059\u306d\u3002\u3053\u308c\u306f\u30c0\u30fc\u30af\u30ab\u30ec\u30f3\u30c8\u306b\u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba\u304c\u52a0\u7b97\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\uff08\u52a0\u7b97\u3068\u3044\u3046\u8868\u73fe\u306f\u5c11\u3005\u5fae\u5999\u3067\u3059\u304c\u3053\u308c\u306f\u307e\u305f\u5225\u306e\u8a71\u3068\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u3057\u3084\u3059\u3044\u306e\u3067\u3053\u3053\u3067\u306f\u52a0\u7b97\u3068\u7406\u89e3\u3057\u307e\u3059\uff09
\u30d1\u30e9\u30d1\u30e9\u5909\u52d5\u3059\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u6642\u9593\u7684\u306a\u8981\u7d20\u304c\u5165\u3063\u3066\u304f\u308b\u306e\u3067\u8868\u73fe\u3059\u308b\u5358\u4f4d\u3068\u3057\u3066\u306f\u6642\u9593\u8ef8\u304c\u5165\u308b\u306e\u306734[e-\/s]\u306e\u3088\u3046\u306a\u8868\u8a18\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\r\n\r\n\r\n\r\n
\u30ab\u30e1\u30e9\u3067\u64ae\u5f71\u3057\u305f\u5834\u5408\u306e\u30ce\u30a4\u30ba\u3068\u3053\u306e\u6570\u5b57\u306f\u76f4\u7d50\u3057\u307e\u305b\u3093\u3002\u30c0\u30fc\u30af\u30ab\u30ec\u30f3\u30c8\u3001\u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba\u306f\u30c7\u30b8\u30bf\u30eb\u4fe1\u53f7\u306b\u5909\u63db\u3055\u308c\u308b\u904e\u7a0b\u3067\u5897\u5e45\u3055\u308c\u307e\u3059\u306e\u3067\u30ab\u30e1\u30e9\u3068\u3057\u3066\u306e\u7dcf\u5408\u30b2\u30a4\u30f3\u304c\u639b\u3051\u3089\u308c\u307e\u3059\u3002<\/p>\r\n\r\n\r\n\r\n
\u3069\u306e\u90e8\u5206\u3092\u8a00\u3063\u3066\u3044\u308b\u306e\u304b<\/p>\r\n\r\n\r\n\r\n
IMX265\u3067\u3057\u305f\u3089\u3070Dark Current Doubling Temperature\u3068\u3044\u3046\u9805\u76ee\u304c\u30b9\u30da\u30c3\u30af\u306b\u66f8\u304b\u308c\u3066\u3044\u308b\u3068\u601d\u3044\u307e\u3059\u3002 \u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba\u306f\u3001Dark signal : 34[e-\/s] @25\u2103\u307f\u305f\u3044\u306a\u5f62\u3067\u8868\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30bb\u30f3\u30b5\u30fc\u306e\u6027\u80fd\u3067\u3059\u306e\u3067\u540c\u3058\u30bb\u30f3\u30b5\u30fc\u306a\u3089\u30ab\u30e1\u30e9\u304c\u9055\u3063\u3066\u3082\u30ce\u30a4\u30ba\u306f\u540c\u3058\u306f\u305a\u3067\u3059\u304c\u9055\u3063\u305f\u308a\u3057\u307e\u3059\u3002\u30bb\u30f3\u30b5\u6e29\u5ea6\u304c\u4e0a\u6607\u3057\u305f…<\/p>\n","protected":false},"author":22,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[298],"tags":[329],"class_list":["post-12796","post","type-post","status-publish","format-standard","hentry","category-blog-ja","tag-blog","category-298","description-off"],"yoast_head":"\n
20\u5ea6\u304f\u3089\u3044\u3067\u306f8 – 5\u5ea6\u304f\u3089\u3044\u304c\u666e\u901a\u3067\u3059\u3002\uff08\u30ea\u30cb\u30a2\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3053\u3053\u3067\u306f\uff17\u3068\u3057\u307e\u3059\uff09
\u51b7\u5374\u6a5f\u80fd\u306e\u306a\u3044\u30ab\u30e1\u30e9\u3067\u3057\u305f\u3089\u3070\u5916\u6c17\u6e29\u306e\u5909\u5316\u3068\u30bb\u30f3\u30b5\u30fc\u6e29\u5ea6\u306e\u5909\u5316\u306f\u540c\u3058\u306b\u306a\u308b\u306f\u305a\u3067\u3059\u3002
\u8a73\u7d30\u30b9\u30da\u30c3\u30af\u304c\u660e\u3089\u304b\u306b\u306a\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u304a\u304a\u3056\u3063\u3071\u306a\u6570\u5b57\u3092\u5143\u306b\u3057\u307e\u3059\u3002
Dark Current Doubling Temperature = \u0394T
Dark Current = N e-\/S@2
Target Temp = 70
\u6e29\u5ea6\u5dee = \u0394Ta-b
\u9732\u5149\u6642\u9593 = 100ms
(70-25)\/7 = 6.42857
6\u500d\u5f37\u306e\u6697\u96fb\u6d41\u3068\u306a\u308b\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002
\u3053\u306e\u6e29\u5ea6\u3067\u9732\u5149\u6642\u9593\u3000100ms\u306e\u5834\u5408\u306e\u6697\u96fb\u6d41\u306f
N * 6.4287 * 0.100 = N * 0.64287
\u5b9f\u969b\u306b\u306f\u5358\u4f4d\u6642\u9593\u5f53\u305f\u308a\u306e\u6697\u96fb\u6d41\u3068\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u306e2\u4e57\u306e\u548c\u306e\u5e73\u65b9\u6839\u304c\u30c0\u30fc\u30af\u30b7\u30e7\u30c3\u30c8\u30ce\u30a4\u30ba\u306b\u306a\u308a\u307e\u3059\u3002
\u98fd\u548c\u96fb\u5b50\u6570\u3092\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u3067\u5272\u3063\u305f\u5024\u304c\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8\u3067\u3059\u306e\u3067
IMX265\u3067\u306f
\u30c0\u30a4\u30ca\u30df\u30c3\u30af\u30ec\u30f3\u30b8 = 80dB = 10000:1
\u30d5\u30eb\u30a6\u30a7\u30eb = 10Ke-
10Ke- \/ 10000
\u3068\u8003\u3048\u308b\u3068\u30ce\u30a4\u30ba\u30d5\u30ed\u30a2\u306f\uff11e-\u3067\u3059\u3002
N\u306f35\u3068\u3057\u3066\u8a08\u7b97\u3059\u308b\u3068
De vierkantswortel van ((35*0,642857)^2+1^2) = 22,522…e-rms <\/span><\/span>
is donkere schotruis. <\/span><\/span>
Dit is A\/D en wordt uiteindelijk het grijsniveau RMS Dit is de daadwerkelijke uitvoerwaarde vermenigvuldigd met de totale conversieversterking = G van de camera.<\/span><\/span>
<\/p>\r\n","protected":false},"excerpt":{"rendered":"