[{"@context":"http:\/\/schema.org\/","@type":"BlogPosting","@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki11\/archives\/14317#BlogPosting","mainEntityOfPage":"https:\/\/wiki.edu.vn\/all2jp\/wiki11\/archives\/14317","headline":"Lightswert-\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","name":"Lightswert-\u30a6\u30a3\u30ad\u30da\u30c7\u30a3\u30a2","description":"before-content-x4 Lichtwert LW \uff08Engl\u3002 \u9732\u51fa\u5024 \u3001 \u3053\u308c \uff09\u5199\u771f\u3068\u6e2c\u5149\u3067\u306f\u3001\u304a\u4e92\u3044\u306e\u540c\u7b49\u306e\u6642\u9593\u30d1\u30cd\u30eb\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u7fa4\u8846\u3002 \u5149\u306e\u502412\u3092\u4f7f\u7528\u3057\u3066\u5782\u76f4\u306b\u3001\u4ea4\u5dee\u70b9\u307e\u3067\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u3057\u3001\u5199\u771f\u958b\u53e3\u90e8\u306e2\u3064\u306e\u95a2\u9023\u3059\u308b\u9732\u51fa\u8a2d\u5b9a\u3068\u3001\u659c\u3081\u306e\u30b0\u30ea\u30c3\u30c9\u30e9\u30a4\u30f3\u306b\u6cbf\u3063\u3066\u53f3\u3068\u5de6\u306b\u9732\u51fa\u6642\u9593\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002 after-content-x4 Light\u5024LW\u306f\u3001\u30d9\u30fc\u30b92\u306e\u5bfe\u6570\u30b9\u30b1\u30fc\u30eb\u306e\u6570\u5b57\u3067\u3042\u308a\u3001\u3053\u308c\u306f\u3001\u958b\u53e3\u6570\u3068\u9732\u51fa\u6642\u9593\u306e\u7fa4\u8846\u3092\u6307\u3057\u3001\u4e0e\u3048\u3089\u308c\u305f\u52d5\u6a5f\u4ed8\u3051\u306e\u540c\u3058\u9732\u51fa\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002 after-content-x4 LW = \u30ed\u30b0 2\u2061 k2t{displaystyle {text {lw}} =","datePublished":"2022-05-27","dateModified":"2022-05-27","author":{"@type":"Person","@id":"https:\/\/wiki.edu.vn\/all2jp\/wiki11\/archives\/author\/lordneo#Person","name":"lordneo","url":"https:\/\/wiki.edu.vn\/all2jp\/wiki11\/archives\/author\/lordneo","image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/44a4cee54c4c053e967fe3e7d054edd4?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/44a4cee54c4c053e967fe3e7d054edd4?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"Enzyklop\u00e4die","logo":{"@type":"ImageObject","@id":"https:\/\/wiki.edu.vn\/wiki4\/wp-content\/uploads\/2023\/08\/download.jpg","url":"https:\/\/wiki.edu.vn\/wiki4\/wp-content\/uploads\/2023\/08\/download.jpg","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d5\/Lichtwertberechnung1_als_Diagramm_-_4_und_0%2C25s.svg\/220px-Lichtwertberechnung1_als_Diagramm_-_4_und_0%2C25s.svg.png","url":"https:\/\/upload.wikimedia.org\/wikipedia\/commons\/thumb\/d\/d5\/Lichtwertberechnung1_als_Diagramm_-_4_und_0%2C25s.svg\/220px-Lichtwertberechnung1_als_Diagramm_-_4_und_0%2C25s.svg.png","height":"153","width":"220"},"url":"https:\/\/wiki.edu.vn\/all2jp\/wiki11\/archives\/14317","wordCount":4645,"articleBody":"     (adsbygoogle = window.adsbygoogle || []).push({});before-content-x4 Lichtwert LW \uff08Engl\u3002 \u9732\u51fa\u5024 \u3001 \u3053\u308c \uff09\u5199\u771f\u3068\u6e2c\u5149\u3067\u306f\u3001\u304a\u4e92\u3044\u306e\u540c\u7b49\u306e\u6642\u9593\u30d1\u30cd\u30eb\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u7fa4\u8846\u3002  \u5149\u306e\u502412\u3092\u4f7f\u7528\u3057\u3066\u5782\u76f4\u306b\u3001\u4ea4\u5dee\u70b9\u307e\u3067\u30d5\u30a9\u30ed\u30fc\u30a2\u30c3\u30d7\u3057\u3001\u5199\u771f\u958b\u53e3\u90e8\u306e2\u3064\u306e\u95a2\u9023\u3059\u308b\u9732\u51fa\u8a2d\u5b9a\u3068\u3001\u659c\u3081\u306e\u30b0\u30ea\u30c3\u30c9\u30e9\u30a4\u30f3\u306b\u6cbf\u3063\u3066\u53f3\u3068\u5de6\u306b\u9732\u51fa\u6642\u9593\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4Light\u5024LW\u306f\u3001\u30d9\u30fc\u30b92\u306e\u5bfe\u6570\u30b9\u30b1\u30fc\u30eb\u306e\u6570\u5b57\u3067\u3042\u308a\u3001\u3053\u308c\u306f\u3001\u958b\u53e3\u6570\u3068\u9732\u51fa\u6642\u9593\u306e\u7fa4\u8846\u3092\u6307\u3057\u3001\u4e0e\u3048\u3089\u308c\u305f\u52d5\u6a5f\u4ed8\u3051\u306e\u540c\u3058\u9732\u51fa\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002        (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4LW = \u30ed\u30b0 2\u2061 k2t{displaystyle {text {lw}} = log _ {2} {frac {k^{2}} {t}}}} \uff08\u521d\u3081\uff09 \u305d\u3053\u306b\u3044\u308b k \u958b\u53e3\u90e8\u306e\u6570\uff08=\u76f8\u5bfe\u958b\u53e3\u306e\u76f8\u4e92\u5024\u3001\u3064\u307e\u308a\u591a\u6570\u306e\u958b\u53e3\u90e8\u306e\u7b49\u3057\u3044\u958b\u53e3\uff09\u3001\u304a\u3088\u3073 t \u6570\u79d2\u3067\u306e\u9732\u51fa\u6642\u9593\u306e\u5834\u5408\u3002 \u3057\u305f\u304c\u3063\u3066\u3001\u30bc\u30ed\u306e\u5149\u5024\u306f\u9732\u51fa\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u3001\u3053\u308c\u306ff -number 1\u30681\u79d2\u306e\u9732\u51fa\u6642\u9593\u306b\u7b97\u8853\u7684\u306b\u7b49\u4fa1\u3067\u3059\u3002\u4e00\u5b9a\u306e\u30e2\u30c1\u30fc\u30d5\u306e\u660e\u308b\u3055\u3067\u306f\u3001\u5149\u5024\u306e\u5404\u5897\u52a0\u306f\u3001\u66dd\u9732\u306e\u534a\u5206\u306e\u534a\u5206\u306b\u5bfe\u5fdc\u3057\u3001\u305d\u308c\u305e\u308c\u304c1\u3064\u306b\u3088\u3063\u3066\u6e1b\u5c11\u3057\u307e\u3059\u3002\u5149\u306e\u5024\u3082\u8ca0\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 \u307e\u305f\u3001\u5149\u307e\u305f\u306f\u88dc\u6b63\u3092\u9732\u51fa\u6642\u9593\u306e\u5909\u5316\u307e\u305f\u306f\u5909\u5316\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u9055\u3044\u307e\u305f\u306f\u4fee\u6b63\u3092\u5177\u4f53\u7684\u306b\u5b9f\u88c5\u3059\u3079\u304d\u304b\u3069\u3046\u304b\u306b\u304b\u304b\u308f\u3089\u305a\u3001\u9732\u51fa\u306e\u9055\u3044\u307e\u305f\u306f\u4fee\u6b63\u3092\u958b\u3044\u305f\u307e\u307e\u306b\u3059\u308b\u5834\u5408\u306f\u3001\u9732\u51fa\u306e\u9055\u3044\u307e\u305f\u306f\u4fee\u6b63\u3092\u8a18\u8ff0\u3059\u308b\u306e\u306b\u3082\u5f79\u7acb\u3061\u307e\u3059\u3002\u5149\u306e\u5024\u306e\u5dee\u306f\u3001\u958b\u53e3\u30ec\u30d9\u30eb\u306e\u5dee\u307e\u305f\u306f\u6642\u9593\u30ec\u30d9\u30eb\u306e\u5dee\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002 \u30bf\u30a4\u30e0\u30d1\u30cd\u30eb\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u5149\u5024\u306e\u30c6\u30fc\u30d6\u30eb [ \u7de8\u96c6 | \u30bd\u30fc\u30b9\u30c6\u30ad\u30b9\u30c8\u3092\u7de8\u96c6\u3057\u307e\u3059 ]         (adsbygoogle = window.adsbygoogle || []).push({});after-content-x4\u6642\u9593\u3068\u958b\u53e3\u30b9\u30b1\u30fc\u30eb\u306b\u52a0\u3048\u3066\u3001\u3053\u3053LW 9\u3067\u306f\u5149\u4fa1\u5024\u30b9\u30b1\u30fc\u30eb\u3092\u6301\u3063\u3066\u3044\u308b\u53e4\u3044\u30a2\u30ca\u30ed\u30b0\u66dd\u9732\u30e1\u30fc\u30bf\u30fc\u304c\u3042\u308a\u307e\u3059\u3002  \u30a2\u30ca\u30ed\u30b0\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u3068\u5149\u4fa1\u5024\u30b9\u30b1\u30fc\u30ebLW\/EV\u3092\u5099\u3048\u305f\u6700\u65b0\u306e\u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u304cProfessionalix\u3092\u6ce8\u304e\u307e\u3057\u305f  \u4e2d\u5f0f\u5f62\u5f0f\u306e\u30ec\u30f3\u30baZeiss Planar 1\uff1a2.8\/80 mm\u3001\u4e2d\u592e\u306e\u9589\u9396\u3068\u5149\u4fa1\u5024\u30b9\u30b1\u30fc\u30eb\uff08\u53f3\u4e0b\u306b\u8d64\u307f\u304c\u304b\u3063\u305f\u6570\u5b57\u3001\u3053\u3053LW 12\uff09\u3002\u95a2\u9023\u3059\u308b\u30bf\u30a4\u30e0\u30d1\u30cd\u30eb\u306e\u30da\u30a2\u30ea\u30f3\u30b0\u306f\u3001\u53f3\u4e0a\u3067\u8aad\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001f\/2.8\u30681\/500\u79d2\u306b\u8a2d\u5b9a\u3057\u307e\u3059\u3002 LW 4 s 2 s 1 s 1\/2 s 1\/4 s 1\/8 s 1\/15 s 1\/30 s 1\/60 s 1\/125 s 1\/250 s 1\/500 s 1\/1000\u79d2 1\/2000 s 1\/4000 s F\/32  8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 18 19 20 21 22 f\/22  7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 18 19 20 21 f\/16  6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 18 19 20 f\/11  5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 18 19 f\/8  4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 18 f\/5,6  3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 17 f\/4  2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 16 f\/2,8  \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 f\/2  0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 f\/1,4  -1 0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 f\/1  -2 -1 0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee \u88681 \uff1a\u7d5e\u308a\u3068\u9732\u51fa\u6642\u9593\u306e\u3055\u307e\u3056\u307e\u306a\u7d44\u307f\u5408\u308f\u305b\u306e\u5149\u306e\u5024LW  \u5149\u5024\u306f\u958b\u53e3\u5c0e\u4f53\u3067\u69cb\u6210\u3055\u308c\u3066\u3044\u307e\u3059 LWK LWK \uff08Engl\u3002 \u958b\u53e3\u5024 \u3001 \u306e  – \u300c\u7d5e\u308a\u756a\u53f7\u300d\u3068\u6df7\u540c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\uff09\u304a\u3088\u3073\u6642\u9593\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3 LWT \uff08Engl\u3002 \u6642\u9593\u5024 \u3001 \u30c6\u30ec\u30d3  – \u300c\u9732\u51fa\u6642\u9593\u300d\u3068\u6df7\u540c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\uff09\u3002\u5f0f\uff081\uff09\u306f\u30012\u3064\u306e\u590f\u306b\u5206\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u30ed\u30b0 2\u2061 k2t= \u30ed\u30b0 2\u2061 k2+ \u30ed\u30b0 2\u2061 1t= \u30ed\u30b0 2\u2061 k2 –  \u30ed\u30b0 2\u2061 t {displaystyle log _ {2} {frac {k^{2}} {t}} = log _ {2} {k^{2}}+log _ {2} {frac {1} {t}} = log _ {2} {{2} {2}}} {2}} {2}} \uff082\uff09 \u958b\u53e3\u5c0e\u4f53\u306f\u3001\u3053\u308c\u3089\u306e2\u3064\u306e\u30b5\u30de\u30f3\u30c9\u306e\u6700\u521d\u306e\u3082\u306e\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u958b\u53e3\u90e8\u306e\u307f\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002 LWK LWK = \u30ed\u30b0 2\u2061 k2{displaystyle {text {lwk}} = log _ {2} {k^{2}}}}} \uff083\uff09 \u56fd\u969b\u30d5\u30ec\u30fc\u30e0\u30b9\u30b1\u30fc\u30eb\u306e\u5024\u306b\u5358\u7d14\u306b\u756a\u53f7\u304c\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u60f3\u50cf\u3067\u304d\u307e\u3059\u3002\u88682\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u958b\u53e3\u90e8\u306e\u884c\u52d5\u5024\u306e\u5404\u5897\u52a0\u306f\u3001\u30d1\u30cd\u30eb\u5024\u3092\u5b8c\u5168\u306b\u6e1b\u3089\u3059\u3053\u3068\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002 f\/1\u3088\u308a\u5927\u304d\u3044\u62e1\u5f35\u306f\u3001\u8ca0\u306e\u30ad\u30fc\u5024\u3092\u6301\u3063\u3066\u3044\u307e\u3059\u3002\u4e2d\u9593\u5024\u3082\u53ef\u80fd\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u958b\u53e3f\/1.2\u306f\u958b\u53e3\u5c0e\u4f53LWK 0.5\u3067\u3059\u3002 \u30ab\u30d0\u30fc f\/0,5 f\/0,7 f\/1 f\/1,4 f\/2 f\/2,8 f\/4 f\/5,6 f\/8 f\/11 f\/16 f\/22 F\/32 f\/45 f\/64 f\/90 f\/128 lwk\uff08of\uff09  -2 -1 0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 \u88682 \uff1a\u3055\u307e\u3056\u307e\u306a\u30d1\u30cd\u30eb\u7528\u306eAperture Guide LWK  \u3057\u305f\u304c\u3063\u3066\u3001\u6642\u9593\u306e\u4f1d\u5c0e\u5024\u306f\u3001\u5f0f\uff082\uff09\u306e2\u756a\u76ee\u306e\u8981\u7d04\u3068\u3057\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u9732\u51fa\u6642\u9593\u306e\u307f\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002 LWT = \u30ed\u30b0 2\u2061 1t{displaystyle {text {lwt}} = log _ {2} {frac {1} {t}}} \uff084\uff09 \u6642\u9593\u306e\u5897\u52a0\u306e\u5404\u5897\u52a0\u306f\u3001\u66dd\u9732\u6642\u9593\u306e\u534a\u5206\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059 – \u88683\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u66b4\u9732\u6642\u9593\u306b\u306f1\u79d2\u4ee5\u4e0a\u306e\u30ac\u30a4\u30c9\u5024\u304c\u3042\u308a\u307e\u3059\u3002\u4e2d\u9593\u5024\u3082\u53ef\u80fd\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u30011\/90\u79d2\u306fLWT 6.5\u6642\u9593\u3067\u3059\u3002 \u6642\u9593 2 s [2\/1] 1 s [1\/1] 1\/2 s [1\/2] 1\/4 s [1\/4] 1\/8 s [1\/8] 1\/15 s [1\/16] 1\/30 s [1\/32] 1\/60 s [1\/64] 1\/125 s [1\/128] 1\/250 s [1\/256] 1\/500 s [1\/512] 1\/1000 s [1\/1024] 1\/2000 s [1\/2048] 1\/4000 s [1\/4096] 1\/8000 s [1\/8192] \u30ec\u30d7\u30c8\uff08\u30c6\u30ec\u30d3\uff09  -1 0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 \u88683 \uff1a\u7570\u306a\u308b\u9732\u51fa\u6642\u9593\u306e\u6642\u9593\u5c0e\u96fb\u6027\u5024LWT\uff08\u6b63\u65b9\u5f62\u306e\u62ec\u5f27\u5185\u3067\u6b63\u78ba\u306a\u6570\u5024\u5024\uff09  \u5f0f\uff081\uff09\u3001\uff083\uff09\u3001\u304a\u3088\u3073\uff084\uff09\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u5f0f\uff082\uff09\u3092\u6b21\u306e\u3088\u3046\u306b\u7b56\u5b9a\u3067\u304d\u307e\u3059\u3002 LW = LWK LWK + LWT {displaystyle {text {lw}} = {text {lwk}}+{text {lwt}}}}} \uff085\uff09 \u3053\u308c\u306f\u3001\u958b\u53e3\u5c0e\u4f53\u306e\u6dfb\u52a0\u3068\u6642\u9593\u5c0e\u96fb\u7387\u304c\u3001\u95a2\u9023\u3059\u308b\u30bf\u30a4\u30e0\u30d1\u30cd\u30eb\u306e\u7d44\u307f\u5408\u308f\u305b\u306e\u5149\u5024\u3092\u3082\u305f\u3089\u3059\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002  \u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u306e\u80cc\u9762\u306b\u3042\u308b\u30c6\u30fc\u30d6\u30eb\u306f\u3001lux\u3067\u30a4\u30eb\u30df\u30cd\u30f3\u30b9\u306e\u30e1\u30a4\u30af\u30a2\u30c3\u30d7\u3092\u884c\u3046\u305f\u3081\u306bprofisix\u3092\u6ce8\u304e\u3001 FC ISO 50\/18\u00b0\u306e\u5149\u5024\u304b\u3089 \u5149\u30ec\u30d9\u30eb\u306f\u3001\u6642\u9593\u30d1\u30cd\u30eb\u306e\u7d44\u307f\u5408\u308f\u305b\u3001\u660e\u308b\u3055\u306f\u306a\u3044\u3053\u3068\u3092\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002\u5149\u306e\u5024\u3068\u660e\u308b\u3055\u306e\u95a2\u4fc2\u306f\u3001\u30d5\u30a3\u30eb\u30e0\u306e\u611f\u53d7\u6027\u307e\u305f\u306f\u9732\u51fa\u6307\u6570\uff08\u82f1\u8a9e\u300d\u306b\u95a2\u3057\u3066\u306e\u307f\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002 \u66b4\u9732\u6307\u6570 \u3001 E.I. \u3001ASA\u307e\u305f\u306f\u7dda\u5f62ISO\u5024\u3067\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\uff09\u3002\u9732\u51fa\u6307\u6570\u306f\u5149\u306e\u91cf\u3092\u8868\u3057\u3001\u9732\u51fa\u6307\u6570\u306f\u3001\u5177\u4f53\u7684\u306a\u5199\u771f\u5a92\u4f53\u306e\u6b63\u3057\u304f\u9732\u51fa\u3057\u305f\u8a18\u9332\u306b\u3064\u306a\u304c\u308a\u3001\u305d\u306e\u5a92\u4f53\u306e\u611f\u5ea6\u3067\u3059\u3002 \u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u305f\u5149\u3092\u53cd\u5c04\u3059\u308b\u6e2c\u5b9a\u306f\u3001\u6b21\u306e\u65b9\u7a0b\u5f0f\u3092\u89e3\u6c7a\u3057\u307e\u3059\u3002 k2t= L\u22c5SK{displaystyle {frac {k^{2}} {t}} = {frac {lcdot s} {k}}} \uff086\uff09 \u305d\u3053\u306b\u3044\u308b k F -Number\u306e\u5834\u5408\u3001 t \u6570\u79d2\u3067\u306e\u9732\u51fa\u6642\u9593\u306e\u305f\u3081\u306b\u3001 l Candela Pro Square Meter\u306e\u30e2\u30c1\u30fc\u30d5\u306e\u8f1d\u5ea6\u306e\u305f\u3081\u306b\u3001 s ASA\u306e\u66b4\u9732\u6307\u6570\u306e\u5834\u5408 k 1\u5e73\u65b9\u30e1\u30fc\u30c8\u30eb\u3042\u305f\u308a\u306eCandelase\u306e\u9867\u5ba2\u306e\u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6e2c\u5b9a\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u5b9a\u6570\u3002 \u3057\u305f\u304c\u3063\u3066\u3001\u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u305f\u30a4\u30f3\u30b7\u30c7\u30f3\u30c8\u30e9\u30a4\u30c8\u306e\u6e2c\u5b9a\u306b\u3088\u308a\u3001\u6b21\u306e\u65b9\u7a0b\u5f0f\u304c\u89e3\u6c7a\u3057\u307e\u3059\u3002 k2t= Ev\u22c5SC{displaystyle {frac {k^{2}} {t}} = {frac {e_ {v} cdot s} {c}}}} \uff087\uff09 \u305d\u3053\u306b\u3044\u308b k F -Number\u306e\u5834\u5408\u3001 t \u6570\u79d2\u3067\u306e\u9732\u51fa\u6642\u9593\u306e\u305f\u3081\u306b\u3001 \u3068 \u306e \u30e9\u30c3\u30af\u30b9\u306e\u5149\u306e\u7167\u660e\u5f37\u5ea6\u306e\u305f\u3081\u306b\u3001 s ASA\u306e\u66b4\u9732\u6307\u6570\u306e\u5834\u5408 c \u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u306e\u5149\u6e2c\u5b9a\u30ad\u30e3\u30ea\u30d6\u30ec\u30fc\u30b7\u30e7\u30f3\u5b9a\u6570\u306e\u5834\u5408\u306f\u3001luxseeconds\u306e\u5834\u5408\u3002 \u3053\u308c\u306f\u3001\u9732\u51fa\u8a08\u304c\u6e2c\u5b9a\u3055\u308c\u305f\u5149\u5bc6\u5ea6l\uff08\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6e2c\u5b9a\uff09\u307e\u305f\u306f\u7167\u5ea6e\u3092\u5909\u63db\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059e \u306e \uff08\u5149\u6e2c\u5b9a\u306e\u5834\u5408\uff09\u6642\u9593\u306e\u7fa4\u8846\u306e\u4e2d\u9593\u306e\u7d44\u307f\u5408\u308f\u305bk\u3068t\uff08\u8efd\u3044\u5024\uff09\u3002\u3053\u308c\u306f\u3001\u9078\u629e\u3055\u308c\u305f\u66b4\u9732\u6307\u6570\uff08\u611f\u5ea6\uff09\u306e\u6b63\u3057\u304f\u9732\u51fa\u3057\u305f\u8a18\u9332\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u7279\u306b\u3001\u4e00\u5b9a\u306e\u52d5\u6a5f\u306e\u660e\u308b\u3055\u3092\u4f34\u3046\u66dd\u9732\u6307\u6570\u306e\u5909\u5316\u306f\u3001\u7570\u306a\u308b\u6642\u9593\u958b\u53e3\u7d44\u307f\u5408\u308f\u305b\u306e\u6c7a\u5b9a\u306b\u3064\u306a\u304c\u308a\u3001\u3057\u305f\u304c\u3063\u3066\u5225\u306e\u5149\u5024\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u66b4\u9732\u6307\u6570\u3092\u53c2\u7167\u3057\u306a\u3044\u3068\u3001\u6642\u9593\u306e\u958b\u53e3\u90e8\u306e\u7d44\u307f\u5408\u308f\u305b\u3084\u5149\u306e\u5024\u3092\u30e2\u30c1\u30fc\u30d5\u306e\u660e\u308b\u3055\u306b\u5272\u308a\u5f53\u3066\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002 \u4e0e\u3048\u3089\u308c\u305f\u52d5\u6a5f\u3092\u4e0e\u3048\u3089\u308c\u308b\u305f\u3081\u3002 0 \u5225\u306e\u66b4\u9732\u6307\u6570s\u306e\u5149\u5024\u306b\u8ee2\u9001\u3055\u308c\u308b\u6c7a\u5b9a\u3055\u308c\u305f\u5149\u5024\u306f\u3001s\u306e\u9593\u306b\u3042\u308b\u30c0\u30d6\u30eb\u306e\u6570\u3092\u8ffd\u52a0\u3057\u307e\u3059 0 \u305d\u3057\u3066s\u5618\uff08s\u304cs\u3088\u308a\u5927\u304d\u3044\u5834\u5408 0 \uff09\u307e\u305f\u306f\u534a\u5206\u306e\u6570\u3092\u6e1b\u7b97\u3057\u307e\u3059\uff08S\u304cS\u3088\u308a\u5c0f\u3055\u3044\u5834\u5408 0 \uff09\u3002\u305f\u3068\u3048\u3070\u3001ISO 1600\/33\u00b0\uff08E.I\u30021600\uff09\u306e\u5149\u5024\u306f3\u3064\u5927\u304d\u304f\u3001ISO 50\/18\u00b0\uff08E.I\u300250\uff09\u306e\u5149\u5024\u306fISO 200\/24\u00b0\uff08E.I. 200\uff09\u3088\u308a\u30822\u3064\u3067\u3059\u3002\u3060\u304b\u3089LW\u306b\u306a\u308a\u307e\u3057\u3087\u3046 s 0 \u66dd\u9732\u6307\u6570s 0 \u6c7a\u5b9a\u3055\u308c\u305f\u5149\u5024\u3002\u305d\u306e\u5f8c\u3001\u52d5\u6a5f\u304c\u52d5\u6a5f\u306e\u660e\u308b\u3055\u3092\u7dad\u6301\u3067\u304d\u308b\u5834\u5408\u3001LW LW\u304c\u8a08\u7b97\u3055\u308c\u307e\u3059 s \u9732\u51fa\u6307\u6570\u306e\u5834\u5408\uff1a LWS= LWS0+ \u30ed\u30b0 2\u2061 SS0{displaystyle {text {lw}} _ {s} = {text {lw}} _ {s_ {0}}+log _ {2} {frac {s} {s_ {0}}}}}} \uff088\uff09 \u3053\u308c\u306f\u3001\u958b\u53e3\u30ec\u30d9\u30eb\u306b\u3088\u308b\u611f\u5ea6\u306e\u500d\u5897\u3042\u305f\u308a\u306e\u4e00\u5b9a\u306e\u30e2\u30c1\u30fc\u30d5\u306e\u660e\u308b\u3055\u3060\u3051\u3067\u3001\u3055\u3089\u306b\u9664\u53bb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u304b\u3001\u66b4\u9732\u6642\u9593\u3092\u534a\u5206\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002 \u5149\u306e\u5024\u3068\u305d\u308c\u304c\u69cb\u6210\u3055\u308c\u3066\u3044\u308b2\u3064\u306e\u30ac\u30a4\u30c9\u5024\u306f\u3001\u3088\u308a\u5305\u62ec\u7684\u306aApex\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u90e8\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u660e\u308b\u3055\u3068\u611f\u5ea6\u306e\u91cd\u8981\u306a\u5024\u3082\u5b9a\u7fa9\u3057\u307e\u3059\u3002\u958b\u53e3\u90e8\u306e\u884c\u52d5 \u306e \uff08Engl\u3002 \u958b\u53e3\u5024 \uff09\u3001\u30bf\u30a4\u30e0\u30ac\u30a4\u30c9 \u30c6\u30ec\u30d3 \uff08Engl\u3002 \u6642\u9593\u5024 \uff09\u305d\u308c\u3089\u306e\u5408\u8a08\u3068\u540c\u69d8\u306b\u3001\u5149\u306e\u5024 \u3053\u308c \uff08Engl\u3002 \u9732\u51fa\u5024 \u3001\u7167\u5ea6\u3068\u6df7\u540c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044e \u306e \uff09\u79c1\u305f\u3061\u306f\u3059\u3067\u306b\u77e5\u3063\u3066\u3044\u307e\u3059\uff08\u4e0a\u8a18\u306e\u3059\u3079\u3066\u306e\u5f0f\u6a19\u8b58\uff09\uff1a \u3053\u308c = \u30ed\u30b0 2\u2061 k2t{displaystyle {text {ev}} = log _ {2} {frac {k^{2}} {t}}} \uff08\u521d\u3081’\uff09 \u306e = \u30ed\u30b0 2\u2061 k2{displaystyle {text {by}} = log _ {2} {k^{2}}}}} \uff083 ‘\uff09 \u30c6\u30ec\u30d3 = \u30ed\u30b0 2\u2061 1t{displaystyle {text {tv}} = log _ {2} {frac {1} {t}}} \uff084 ‘\uff09 \u9802\u70b9\u30b7\u30b9\u30c6\u30e0\u306e\u4ed6\u306e\u5909\u6570\u306f\u3001\u660e\u308b\u3055\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u3067\u3059 \u75c5\u9662 \uff08Engl\u3002 \u660e\u308b\u3055\u306e\u5024 \uff09\u304a\u3088\u3073\u611f\u5ea6\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3 SV \uff08Engl\u3002 \u901f\u5ea6\u5024 \uff09\u3002\u305d\u308c\u3089\u306f\u6b21\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u307e\u3059\uff1a \u75c5\u9662 = \u30ed\u30b0 2\u2061 3,125\u22c5LK= \u30ed\u30b0 2\u2061 3,125\u22c5EvC{displaystyle {text {bv}} = log _ {2} {frac {3,125cdot l} {k}} = log _ {2} {frac {3,125cdot e_ {v}} {c}}}}}}}} \uff089\uff09 SV = \u30ed\u30b0 2\u2061 S3,125{displaystyle {text {sv}} = log _ {2} {frac {s} {3,125}}}} \uff08\u5341\uff09 \u65b9\u7a0b\u5f0f\uff089\uff09\u304a\u3088\u3073\uff0810\uff09\u306e3,125\u306e\u4fc2\u6570\u306f\u3001\u9732\u51fa\u6307\u6570ISO 3\/6\u00b0\uff08\u6b63\u78ba\u5024\uff1aASA 3.125 = 6 DIN\uff09\u3067SV\u30b9\u30b1\u30fc\u30eb\u306e\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u3092\u79fb\u52d5\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u3053\u306e\u56e0\u5b50\u304c\u306a\u3044\u5834\u5408\u3001ISO 1\/1.07\u00b0= ASA 1.07\u00b0\u306eSV\u30b9\u30b1\u30fc\u30eb\u306e\u30bc\u30ed\u30dd\u30a4\u30f3\u30c8\u306f\u3001ISO\u4e3b\u306a\u5024 “” \u3053\u308c\u306b\u3088\u308a\u3001\u958b\u53e3\u90e8\u3001\u9732\u51fa\u6642\u9593\u9593\u306e\u95a2\u4fc2\u3092\u975e\u5e38\u306b\u7c21\u5358\u304b\u3064\u30a8\u30ec\u30ac\u30f3\u30c8\u306b\u7b56\u5b9a\u3067\u304d\u307e\u3059\u3002\u5f0f\uff082\uff09\u307e\u305f\u306f\uff085\uff09\u304c\u9802\u70b9\u8868\u8a18\u306b\u3042\u308a\u307e\u3059\u3002 \u3053\u308c = \u306e + \u30c6\u30ec\u30d3 {displaystyle {text {ev}} = {text {by}}+{text {tv}} \uff0811\uff09 \u65b9\u7a0b\u5f0f\uff086\uff09\u3068\uff087\uff09\u306f\u9802\u70b9\u8868\u8a18\u3067\u3059\u3002 \u3053\u308c = \u75c5\u9662 + SV {displaystyle {text {ev}} = {text {bv}}+{text {sv}}}}} \uff0812\u756a\u76ee\uff09 \u65b9\u7a0b\u5f0f\uff0811\uff09\u3068\uff0812\uff09\u306f\u3059\u3050\u306b\u7d9a\u304d\u307e\u3059\u3002 \u75c5\u9662 = \u306e + \u30c6\u30ec\u30d3  –  SV = \u3053\u308c  –  SV {displaystyle {text {bv}} = {text {av}}+{text {tv}}  –  {text {sv}} = {text {ev}}  –  {text {sv}}}}}}}} \uff0813\uff09 \u3053\u308c\u306b\u3088\u308a\u3001ISO 3\/6\u00b0\u306e\u5149\u5024\u3068\u8f1d\u5ea6\u5c0e\u4f53BV\u304c\u540c\u4e00\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u58ca\u308c\u3066\u3044\u306a\u3044\uff08\u975e\u5e38\u306b\u4f4e\u3044\u305f\u3081\uff09\u611f\u5ea6\u3078\u306e\u8a00\u53ca\u306e\u4ee3\u308f\u308a\u306b\u3001\u660e\u308b\u3055\u306e\u5146\u5019\u306f\u300cISO 100\/21\u306e\u5149\u4fa1\u5024\u300d\u3068\u3057\u3066\u6301\u3063\u3066\u3044\u307e\u3059\uff08\u6642\u306b\u306fEV\u3068\u7565\u3055\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059 100 \uff09\u5199\u771f\u5bb6\u306e\u9593\u3067\u7279\u5b9a\u306e\u5206\u5e03\u3092\u898b\u3064\u3051\u307e\u3057\u305f\u3002\u60c5\u5831z\u306b\u3064\u3044\u3066\u3082\u3002\u305f\u3068\u3048\u3070\u3001\u3053\u306e\u6d3e\u751f\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u9732\u51fa\u30e1\u30fc\u30bf\u30fc\u307e\u305f\u306f\u30aa\u30fc\u30c8\u30d5\u30a9\u30fc\u30ab\u30b9\u30b7\u30b9\u30c6\u30e0\u306e\u4f5c\u696d\u9818\u57df\u3067\u4e00\u822c\u7684\u3067\u3059\u3002\u5bfe\u7167\u7684\u306b\u3001\u611f\u5ea6\u3078\u306e\u53c2\u7167\u304c\u7121\u8996\u3055\u308c\u3066\u304a\u3089\u305a\u3001EV\u3068EV\u3067\u3042\u308b\u9650\u308a\u3001\u7570\u8b70\u306f\u3042\u308a\u307e\u305b\u3093 100 \u6df7\u4e71\u3057\u3066\u3044\u307e\u305b\u3093\u3002 \u30ac\u30a4\u30c9\u5024\u306e\u30b9\u30da\u30eb\uff08 \u5024 \uff09\u9802\u70b9\u30b7\u30b9\u30c6\u30e0\u306e\u6587\u732e\u3067\u306f\u4e00\u8cab\u6027\u304c\u3042\u308a\u307e\u305b\u3093\u3002\u307e\u305f\u3001\u5927\u304d\u306aV\uff08EV\u3001AV\u3001TV\u306a\u3069\uff09\u307e\u305f\u306fSmall V\u3092\u6df1\u3044\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3068\u3057\u3066\u898b\u3064\u3051\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002 ISO LIN\u3002 \uff08\u3068\u3057\u3066\uff09 3 [3,125] 6 [6.25] 12 [12.5] 25 50 100 200 400 800 1600 3200 6400 12,500 [12,800] 25,000 [25,600] 50,000 [51,200] 100,000 [102,400] ISO\u30ed\u30b0\u3002 \uff08\u3042\u306a\u305f\u306e\uff09 6\u00b0 9\u00b0 12\u00b0 15\u00b0 18\u00b0 21\u00b0 24\u00b0 27\u00b0 30\u00b0 33\u00b0 36\u00b0 39\u00b0 42\u00b0 45\u00b0 48\u00b0 51\u00b0 SV  0 \u521d\u3081 2 3 4 5 6 7 8 9 \u5341 11 12\u756a\u76ee 13 14 15 \u88684 \uff1a\u7dda\u5f62\u304a\u3088\u3073\u5bfe\u6570ISO\u30b9\u30b1\u30fc\u30eb\uff08\u6b63\u65b9\u5f62\u306e\u62ec\u5f27\u5185\u306e\u6b63\u78ba\u306a\u6570\u5024\uff09\u306b\u5f93\u3063\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u66b4\u9732\u6307\u6570\u306e\u611f\u5ea6\u4f1d\u5c0e\u6027SV  \u30a2\u30f3\u30bb\u30eb\u30fb\u30a2\u30c0\u30e0\u30b9\uff1a \u30cd\u30ac \u3002\u65b0\u3057\u3044\u30a2\u30f3\u30bb\u30eb\u30a2\u30c0\u30e0\u30b9\u30d5\u30a9\u30c8\u30d3\u30e9\u30a4\u30d6\u30e9\u30ea\u3002 6.\u30a8\u30c7\u30a3\u30b7\u30e7\u30f3\u3002 Christian Verlag GmbH\u3001\u30df\u30e5\u30f3\u30d8\u30f3\u30011989\u3001ISBN 3-88472-071-6\u3002       (adsbygoogle = window.adsbygoogle || 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