{"id":25,"date":"2019-07-22T12:40:05","date_gmt":"2019-07-22T11:40:05","guid":{"rendered":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/?post_type=chapter&#038;p=25"},"modified":"2019-07-22T12:43:44","modified_gmt":"2019-07-22T11:43:44","slug":"measurement-of-luminous-intensity-by-using-photometric-bench","status":"publish","type":"chapter","link":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/chapter\/measurement-of-luminous-intensity-by-using-photometric-bench\/","title":{"raw":"No. 2: Measurement of luminous intensity by using photometric bench","rendered":"No. 2: Measurement of luminous intensity by using photometric bench"},"content":{"raw":"1. INTRODUCTION\r\n\r\nLuminous intensity in a given direction of the point source of light or the very small area\r\nof source of light is called the proportion between the elementary luminous flux that fits into the infinitesimal cone connected with the given direction and the sold angle\r\nof this cone. The proper formula is presented by (1). The \u201ccandela\u201d is the unit of luminous intensity and one of the base unit of the International System of Units \u2013 SI. The candela\r\nis the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540\u00d71012 hertz and that has a radiant intensity in that direction\r\nof $latex 1 \\over 683$\u00a0watt per steradian.","rendered":"<p>1. INTRODUCTION<\/p>\n<p>Luminous intensity in a given direction of the point source of light or the very small area<br \/>\nof source of light is called the proportion between the elementary luminous flux that fits into the infinitesimal cone connected with the given direction and the sold angle<br \/>\nof this cone. The proper formula is presented by (1). The \u201ccandela\u201d is the unit of luminous intensity and one of the base unit of the International System of Units \u2013 SI. The candela<br \/>\nis the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540\u00d71012 hertz and that has a radiant intensity in that direction<br \/>\nof [latex]1 \\over 683[\/latex]\u00a0watt per steradian.<\/p>\n","protected":false},"author":1,"menu_order":2,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":["skarzynk"],"pb_section_license":""},"chapter-type":[],"contributor":[61],"license":[],"part":20,"_links":{"self":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapters\/25"}],"collection":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":2,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapters\/25\/revisions"}],"predecessor-version":[{"id":35,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapters\/25\/revisions\/35"}],"part":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/parts\/20"}],"metadata":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapters\/25\/metadata\/"}],"wp:attachment":[{"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/wp\/v2\/media?parent=25"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/pressbooks\/v2\/chapter-type?post=25"},{"taxonomy":"contributor","embeddable":true,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/wp\/v2\/contributor?post=25"},{"taxonomy":"license","embeddable":true,"href":"http:\/\/pb.ee.pw.edu.pl\/pb\/lighting-tech\/wp-json\/wp\/v2\/license?post=25"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}