{"id":3151,"date":"2013-07-19T02:32:54","date_gmt":"2013-07-19T06:32:54","guid":{"rendered":"http:\/\/labrigger.com\/blog\/?p=3151"},"modified":"2013-10-04T19:15:03","modified_gmt":"2013-10-04T23:15:03","slug":"pulsed-laser-power-part-2","status":"publish","type":"post","link":"http:\/\/labrigger.com\/blog\/2013\/07\/19\/pulsed-laser-power-part-2\/","title":{"rendered":"Pulsed laser power part 2"},"content":{"rendered":"<p align=\"center\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/labrigger.com\/blog\/wp-content\/uploads\/2013\/06\/laserpower01.png\" alt=\"laserpower01\" width=\"600\" height=\"476\" class=\"aligncenter size-full wp-image-3152\" srcset=\"http:\/\/labrigger.com\/blog\/wp-content\/uploads\/2013\/06\/laserpower01.png 600w, http:\/\/labrigger.com\/blog\/wp-content\/uploads\/2013\/06\/laserpower01-300x238.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>In <a href=\"http:\/\/labrigger.com\/blog\/2010\/12\/03\/pulsed-laser-power\/\">a previous post<\/a>, we discussed how peak power is computed. Although Ti:Sapph laser manufacturers typically quote the average power, peak power is the more relevant quantity for two photon excitation. Here&#8217;s a graph showing how narrow pulse widths can increase peak power. <\/p>\n<p>It takes about 3 watts of average power in a beam for 150 fs pulses to match the peak power of 50 fs pulses in a beam with an average power of 1 watt. Note that once one gets down to lower pulse widths, dispersion is more pronounced, so <a href=\"http:\/\/labrigger.com\/blog\/2011\/02\/02\/reality-check-for-the-octavius-2p-laser\/\">shorter isn&#8217;t always better<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p align=\"center\">\n<p>In <a href=\"http:\/\/labrigger.com\/blog\/2010\/12\/03\/pulsed-laser-power\/\">a previous post<\/a>, we discussed how peak power is computed. Although Ti:Sapph laser manufacturers typically quote the average power, peak power is the more relevant quantity for two photon excitation. Here&#8217;s a graph&#8230;<\/p>\n<div class=\"read-more\"><a href=\"http:\/\/labrigger.com\/blog\/2013\/07\/19\/pulsed-laser-power-part-2\/\">Read More<\/a><\/div><\/p>\n","protected":false},"author":1,"featured_media":3152,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[32],"class_list":["post-3151","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tips","tag-laser"],"_links":{"self":[{"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/posts\/3151","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/comments?post=3151"}],"version-history":[{"count":6,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/posts\/3151\/revisions"}],"predecessor-version":[{"id":3322,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/posts\/3151\/revisions\/3322"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/media\/3152"}],"wp:attachment":[{"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/media?parent=3151"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/categories?post=3151"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/labrigger.com\/blog\/wp-json\/wp\/v2\/tags?post=3151"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}