{"id":2306,"date":"2013-08-28T16:50:01","date_gmt":"2013-08-28T07:50:01","guid":{"rendered":"https:\/\/regex.info\/blog\/2013-08-28\/2306"},"modified":"2013-08-28T16:50:01","modified_gmt":"2013-08-28T07:50:01","slug":"the-effect-of-a-polarization-filter-on-wet-rocks-etc","status":"publish","type":"post","link":"https:\/\/regex.info\/blog\/2013-08-28\/2306","title":{"rendered":"The Effect of a Polarization Filter on Wet Rocks, Etc."},"content":{"rendered":"\n\n\n<style type=\"text\/css\">div#dujWMBUxUxRdA img {  width:461px; height:690px; visibility:hidden; position:absolute; top:0; left:0; border: solid 10px #311}<\/style>\n<div class='ic'><div id='dujWMBUxUxRdA' style='margin:0 auto;position:relative;width:491px;height:720px'>\n<!--LS-->\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009811w.jpg\" width=\"461\" height=\"690\"\nid=\"i009811w\"\nstyle=\"visibility:visible; position:relative\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009812w.jpg\" width=\"461\" height=\"690\"\nid=\"i009812w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009813w.jpg\" width=\"461\" height=\"690\"\nid=\"i009813w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009814w.jpg\" width=\"461\" height=\"690\"\nid=\"i009814w\"\nnoindex=\"1\"\/>\n<!--LE-->\n<\/div><div style='margin-top:2px; height:2px; width:491px; background-color:black;margin:0 auto 5px auto'><div id='mujWMBUxUxRdA' style='height:2px;border-right:123px white solid;width:0'><\/div><\/div>\n<span class='caption'>Spinning the Polarizer<\/span>\n<br\/>wow, what a difference\n<div style='font-size:85%; line-height:130%; color:#F44;white-space:nowrap'><b>Animatable<\/b> (4 frames) &mdash; slowly sweep mouse from side to side to view changing polarizer effect<br\/><span class='nobr'>\u5199\u771f<\/span>\u306e\u4e0a\u3092\u30de\u30a6\u30b9\u3067<span class='nobr'>\u5de6\u53f3<\/span>\u306b\u3086\u3063\u304f\u308a\u52d5\u304b\u3059\u3068<span class='nobr'>\u504f\u5149<\/span>\u30d5\u30a3\u30eb\u30bf\u30fc\u306e<span class='nobr'>\u5f71\u97ff<\/span>\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/div>\n<\/div><script type='text\/javascript'>with({D:document.getElementById('dujWMBUxUxRdA'),I:new Array,X:0,i:0,MW:0,BW:0,tmp:0,}){var P=D.children[0].tagName==\"A\"?D.children[0]:D;for(tmp=0;tmp<P.children.length;tmp++)if(P.children[tmp].tagName==\"IMG\")I.push(P.children[tmp]);MW=D.style.width.match(\/^\\d+\/)\/I.length;BW=D.style.width.match(\/^\\d+\/)*0.6\/I.length;D.ontouchmove=D.onmousemove=function(e){if(e.touches&&e.touches.length>1)return true;var x=Math.floor((e.clientX||e.pageX)\/BW);if(X==0)X=x;else if(x!=X){var which=x>X?i+(x-X):i-(X-x);if(which>=I.length)which=I.length==2?0:I.length-1;else if(which<0)which=I.length==2?I.length-1:0;if(which!=i){I[which].style.visibility='visible';I[i].style.visibility='hidden';i=which;document.getElementById('mujWMBUxUxRdA').style.width=(which*MW)+'px';}X=x;}return false;};}<\/script>\n\n<p>The reflections on the wet rocks and foliage during the visit to the\nHonen'in Temple <span class='nobr'>(\u6cd5\u7136\u9662)<\/span> presented in <a\nhref='\/blog\/2013-08-25\/2304'>my previous post<\/a> made for\nsome interesting possibilities with the polarizing filter.<\/p>\n\n<p>Swiping the mouse side to side on the photo above shows the effect of different filter rotations.<\/p>\n\n<p>I like the rocks better when the bright reflections, but that also leaves the reflections on the foliage in\nthe background, leaving them relatively washed out compared to the richer colors seen when the polarizer is\nturned to block reflections.\n(More impactful examples of foliage-related reflections\nare shown in\n&#8220;<a class='pt' href='\/blog\/2011-11-07\/1880'>Heading Out To Photograph The Fall Foliage? Don\u2019t Forget The Polarizer Filter<\/a>&#8221;.)<\/p>\n\n<p>But all in all, I'll take the reflections on the rock.<\/p>\n\n<p>This next example, a close-up of the rocks, is just freaky, as the different surface angles have\ntheir reflections attenuated at different stages of the filter rotation:<\/p>\n\n\n<style type=\"text\/css\">div#dujWMBUxUxRdB img {  width:690px; height:456px; visibility:hidden; position:absolute; top:0; left:0; border: solid 10px #311}<\/style>\n<div class='ic'><div id='dujWMBUxUxRdB' style='margin:0 auto;position:relative;width:720px;height:486px'>\n<!--LS-->\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009830w.jpg\" width=\"690\" height=\"456\"\nid=\"i009830w\"\nstyle=\"visibility:visible; position:relative\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009831w.jpg\" width=\"690\" height=\"456\"\nid=\"i009831w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009832w.jpg\" width=\"690\" height=\"456\"\nid=\"i009832w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009833w.jpg\" width=\"690\" height=\"456\"\nid=\"i009833w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009834w.jpg\" width=\"690\" height=\"456\"\nid=\"i009834w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009835w.jpg\" width=\"690\" height=\"456\"\nid=\"i009835w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009836w.jpg\" width=\"690\" height=\"456\"\nid=\"i009836w\"\nnoindex=\"1\"\/>\n<!--LE-->\n<\/div><div style='margin-top:2px; height:2px; width:720px; background-color:black;margin:0 auto 5px auto'><div id='mujWMBUxUxRdB' style='height:2px;border-right:103px white solid;width:0'><\/div><\/div>\n<span class='caption'>Freaky<\/span>\n<div style='font-size:85%; line-height:130%; color:#F44;white-space:nowrap'><b>Animatable<\/b> (7 frames) &mdash; slowly sweep mouse from side to side to view changing polarizer effect<br\/><span class='nobr'>\u5199\u771f<\/span>\u306e\u4e0a\u3092\u30de\u30a6\u30b9\u3067<span class='nobr'>\u5de6\u53f3<\/span>\u306b\u3086\u3063\u304f\u308a\u52d5\u304b\u3059\u3068<span class='nobr'>\u504f\u5149<\/span>\u30d5\u30a3\u30eb\u30bf\u30fc\u306e<span class='nobr'>\u5f71\u97ff<\/span>\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/div>\n<!--CA-->\n<\/div><script type='text\/javascript'>with({D:document.getElementById('dujWMBUxUxRdB'),I:new Array,X:0,i:0,MW:0,BW:0,tmp:0,}){var P=D.children[0].tagName==\"A\"?D.children[0]:D;for(tmp=0;tmp<P.children.length;tmp++)if(P.children[tmp].tagName==\"IMG\")I.push(P.children[tmp]);MW=D.style.width.match(\/^\\d+\/)\/I.length;BW=D.style.width.match(\/^\\d+\/)*0.6\/I.length;D.ontouchmove=D.onmousemove=function(e){if(e.touches&&e.touches.length>1)return true;var x=Math.floor((e.clientX||e.pageX)\/BW);if(X==0)X=x;else if(x!=X){var which=x>X?i+(x-X):i-(X-x);if(which>=I.length)which=I.length==2?0:I.length-1;else if(which<0)which=I.length==2?I.length-1:0;if(which!=i){I[which].style.visibility='visible';I[i].style.visibility='hidden';i=which;document.getElementById('mujWMBUxUxRdB').style.width=(which*MW)+'px';}X=x;}return false;};}<\/script>\n\n\n<p>The next two examples of the same water basin show how well reflections are cut from the surface of the water, but like in the first shot, <span class='nobr'>I want it<\/span> both ways: I'd prefer to keep the reflections in the water, but cut the reflections from the moss, bamboo, and rock. Oh well.<\/p>\n\n<style type=\"text\/css\">div#dujWMBUxUxRdC img {  width:443px; height:690px; visibility:hidden; position:absolute; top:0; left:0; border: solid 10px #311}<\/style>\n<div class='ic'><div id='dujWMBUxUxRdC' style='margin:0 auto;position:relative;width:473px;height:720px'>\n<!--LS-->\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009840w.jpg\" width=\"443\" height=\"690\"\nid=\"i009840w\"\nstyle=\"visibility:visible; position:relative\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009841w.jpg\" width=\"443\" height=\"690\"\nid=\"i009841w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009842w.jpg\" width=\"443\" height=\"690\"\nid=\"i009842w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009843w.jpg\" width=\"443\" height=\"690\"\nid=\"i009843w\"\nnoindex=\"1\"\/>\n<!--LE-->\n<\/div><div style='margin-top:2px; height:2px; width:473px; background-color:black;margin:0 auto 5px auto'><div id='mujWMBUxUxRdC' style='height:2px;border-right:118px white solid;width:0'><\/div><\/div>\n<!--II-->\n<div style='font-size:85%; line-height:130%; color:#F44;white-space:nowrap'><b>Animatable<\/b> (4 frames) &mdash; slowly sweep mouse from side to side to view changing polarizer effect<br\/><span class='nobr'>\u5199\u771f<\/span>\u306e\u4e0a\u3092\u30de\u30a6\u30b9\u3067<span class='nobr'>\u5de6\u53f3<\/span>\u306b\u3086\u3063\u304f\u308a\u52d5\u304b\u3059\u3068<span class='nobr'>\u504f\u5149<\/span>\u30d5\u30a3\u30eb\u30bf\u30fc\u306e<span class='nobr'>\u5f71\u97ff<\/span>\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/div>\n<!--CA-->\n<\/div><script type='text\/javascript'>with({D:document.getElementById('dujWMBUxUxRdC'),I:new Array,X:0,i:0,MW:0,BW:0,tmp:0,}){var P=D.children[0].tagName==\"A\"?D.children[0]:D;for(tmp=0;tmp<P.children.length;tmp++)if(P.children[tmp].tagName==\"IMG\")I.push(P.children[tmp]);MW=D.style.width.match(\/^\\d+\/)\/I.length;BW=D.style.width.match(\/^\\d+\/)*0.6\/I.length;D.ontouchmove=D.onmousemove=function(e){if(e.touches&&e.touches.length>1)return true;var x=Math.floor((e.clientX||e.pageX)\/BW);if(X==0)X=x;else if(x!=X){var which=x>X?i+(x-X):i-(X-x);if(which>=I.length)which=I.length==2?0:I.length-1;else if(which<0)which=I.length==2?I.length-1:0;if(which!=i){I[which].style.visibility='visible';I[i].style.visibility='hidden';i=which;document.getElementById('mujWMBUxUxRdC').style.width=(which*MW)+'px';}X=x;}return false;};}<\/script>\n\n\n<style type=\"text\/css\">div#dujWMBUxUxRdD img {  width:452px; height:690px; visibility:hidden; position:absolute; top:0; left:0; border: solid 10px #311}<\/style>\n<div class='ic'><div id='dujWMBUxUxRdD' style='margin:0 auto;position:relative;width:482px;height:720px'>\n<!--LS-->\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009848w.jpg\" width=\"452\" height=\"690\"\nid=\"i009848w\"\nstyle=\"visibility:visible; position:relative\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009849w.jpg\" width=\"452\" height=\"690\"\nid=\"i009849w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009850w.jpg\" width=\"452\" height=\"690\"\nid=\"i009850w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009851w.jpg\" width=\"452\" height=\"690\"\nid=\"i009851w\"\nnoindex=\"1\"\/>\n<img loading=\"lazy\" decoding=\"async\" src=\"\/i\/JF4_009852w.jpg\" width=\"452\" height=\"690\"\nid=\"i009852w\"\nnoindex=\"1\"\/>\n<!--LE-->\n<\/div><div style='margin-top:2px; height:2px; width:482px; background-color:black;margin:0 auto 5px auto'><div id='mujWMBUxUxRdD' style='height:2px;border-right:96px white solid;width:0'><\/div><\/div>\n<!--II-->\n<div style='font-size:85%; line-height:130%; color:#F44;white-space:nowrap'><b>Animatable<\/b> (5 frames) &mdash; slowly sweep mouse from side to side to view changing polarizer effect<br\/><span class='nobr'>\u5199\u771f<\/span>\u306e\u4e0a\u3092\u30de\u30a6\u30b9\u3067<span class='nobr'>\u5de6\u53f3<\/span>\u306b\u3086\u3063\u304f\u308a\u52d5\u304b\u3059\u3068<span class='nobr'>\u504f\u5149<\/span>\u30d5\u30a3\u30eb\u30bf\u30fc\u306e<span class='nobr'>\u5f71\u97ff<\/span>\u304c\u5206\u304b\u308a\u307e\u3059\u3002<\/div>\n<!--CA-->\n<\/div><script type='text\/javascript'>with({D:document.getElementById('dujWMBUxUxRdD'),I:new Array,X:0,i:0,MW:0,BW:0,tmp:0,}){var P=D.children[0].tagName==\"A\"?D.children[0]:D;for(tmp=0;tmp<P.children.length;tmp++)if(P.children[tmp].tagName==\"IMG\")I.push(P.children[tmp]);MW=D.style.width.match(\/^\\d+\/)\/I.length;BW=D.style.width.match(\/^\\d+\/)*0.6\/I.length;D.ontouchmove=D.onmousemove=function(e){if(e.touches&&e.touches.length>1)return true;var x=Math.floor((e.clientX||e.pageX)\/BW);if(X==0)X=x;else if(x!=X){var which=x>X?i+(x-X):i-(X-x);if(which>=I.length)which=I.length==2?0:I.length-1;else if(which<0)which=I.length==2?I.length-1:0;if(which!=i){I[which].style.visibility='visible';I[i].style.visibility='hidden';i=which;document.getElementById('mujWMBUxUxRdD').style.width=(which*MW)+'px';}X=x;}return false;};}<\/script>\n\n\n<p>I've been doing so many of these interactive comparisons lately\n(such as comparing <a href='\/blog\/2013-07-07\/2280'>various shutter speeds with flowing water<\/a> and\n<a href='\/blog\/2013-07-26\/2291'>comparing apertures<\/a>) that <span class='nobr'>I decided<\/span> to make <span class='nobr'>a category<\/span> for them\non my blog, <a href='\/blog\/category\/camera-equipment\/effect-presentations'>Interactive Photo-Effect Presentations<\/a>.<\/p>\n\n<p>Skimming through my 2,000+ blog posts for articles to include, <span class='nobr'>I was surprised<\/span> to find more than 20.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>The reflections on the wet rocks and foliage during the visit to the Honen'in Temple (\u6cd5\u7136\u9662) presented in my previous post made for some interesting possibilities with the polarizing filter.<\/p> <p>Swiping the mouse side to side on the photo above shows the effect of different filter rotations.<\/p> <p>I like the rocks better when the bright reflections, but that also leaves the reflections on the foliage in the background, leaving them relatively washed out compared to the richer colors seen when the polarizer is turned to block reflections. (More impactful examples of foliage-related reflections are shown in \"Heading Out To Photograph [...]","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[29,4,10],"tags":[],"_links":{"self":[{"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/posts\/2306"}],"collection":[{"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/comments?post=2306"}],"version-history":[{"count":0,"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/posts\/2306\/revisions"}],"wp:attachment":[{"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/media?parent=2306"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/categories?post=2306"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/regex.info\/blog\/wp-json\/wp\/v2\/tags?post=2306"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}