{"id":133615,"date":"2022-03-03T23:40:22","date_gmt":"2022-03-03T18:10:22","guid":{"rendered":"https:\/\/infinitylearn.com\/surge\/?p=133615"},"modified":"2024-10-15T15:49:12","modified_gmt":"2024-10-15T10:19:12","slug":"light-human-eye-structure-and-passage-of-light-through-it","status":"publish","type":"post","link":"https:\/\/infinitylearn.com\/surge\/class-10\/physics\/eye\/light-human-eye-structure-and-passage-of-light-through-it\/","title":{"rendered":"Light \u2013 Human eye &#8211; Structure and passage of light through it"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_37 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' style='display:block'><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/infinitylearn.com\/surge\/class-10\/physics\/eye\/light-human-eye-structure-and-passage-of-light-through-it\/#How_does_light_propagate_inside_the_eye\" title=\"How does light propagate inside the eye?\">How does light propagate inside the eye?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/infinitylearn.com\/surge\/class-10\/physics\/eye\/light-human-eye-structure-and-passage-of-light-through-it\/#Aqueous_humor\" title=\"Aqueous humor\">Aqueous humor<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/infinitylearn.com\/surge\/class-10\/physics\/eye\/light-human-eye-structure-and-passage-of-light-through-it\/#Refraction_of_light_inside_the_eye\" title=\"Refraction of light inside the eye\">Refraction of light inside the eye<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/infinitylearn.com\/surge\/class-10\/physics\/eye\/light-human-eye-structure-and-passage-of-light-through-it\/#Vitreous_humor\" title=\"Vitreous humor\">Vitreous humor<\/a><\/li><\/ul><\/nav><\/div>\n<p><strong><span style=\"font-size: 14pt;\">Light \u2013 Human eye &#8211; Structure and passage of light through it<\/span><\/strong><\/p>\n<p>In the previous segment, we learnt about <strong>Parts of the human eye. <\/strong>In this segment, we will learn about the function of the eye lens and the passage of light through it.<\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\">S.NO<\/td>\n<td style=\"width: 50%;\">CONTENT<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">1.<\/td>\n<td style=\"width: 50%;\">Introduction<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">2.<\/td>\n<td style=\"width: 50%;\">Propagation of Light inside the Eye<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">3.<\/td>\n<td style=\"width: 50%;\">Multiple Refractions inside the Eye<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">4.<\/td>\n<td style=\"width: 50%;\">Formation of Images on the Retina<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">5.<\/td>\n<td style=\"width: 50%;\">Summary<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\">6,<\/td>\n<td style=\"width: 50%;\">Did you know<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"How_does_light_propagate_inside_the_eye\"><\/span>How does light propagate inside the eye?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>When looking at an object which is at some distance away, the light from that object enters our eye and falls on the cornea first.<\/li>\n<li>This light is then refracted by the cornea and it travels through the transparent fluid called the aqueous humor.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-133614 size-medium\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481993-300x100.jpg\" alt=\"Human eye - Structure \" width=\"300\" height=\"100\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481993-300x100.jpg?v=1646330483 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481993.jpg?v=1646330483 553w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Aqueous_humor\"><\/span>Aqueous humor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>From this fluid, the light enters the pupil and falls on the lens inside.<\/li>\n<li>The eye lens is a biconvex lens that refracts the light such that all light coming from a point on an object is focused on the retina, where a real and inverted image is formed.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-133611 size-medium\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481995-300x123.jpg\" alt=\"Human eye - Structure \" width=\"300\" height=\"123\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481995-300x123.jpg?v=1646330483 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481995.jpg?v=1646330483 543w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Refraction_of_light_inside_the_eye\"><\/span>Refraction of light inside the eye<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>However before this light falls on the retina, it first travels in the space between the retina and the lens. This space is filled up with another transparent fluid called the vitreous humor.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-133613 size-medium\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481997-300x171.jpg\" alt=\"Human eye - Structure \" width=\"300\" height=\"171\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481997-300x171.jpg?v=1646330483 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481997.jpg?v=1646330483 371w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vitreous_humor\"><\/span>Vitreous humor<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>These light signals then travel through the optic nerve as impulses and to the brain\u2019s<\/li>\n<\/ul>\n<p>occipital lobe, where the image is set upright.<\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-133612 size-medium\" src=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481999-300x139.jpg\" alt=\"Human eye - Structure \" width=\"300\" height=\"139\" srcset=\"https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481999-300x139.jpg?v=1646330483 300w, https:\/\/infinitylearn.com\/surge\/wp-content\/uploads\/2022\/03\/img-1646330481999.jpg?v=1646330483 516w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p><strong>Brain receives information from the eye<\/strong><\/p>\n<p><strong>Multiple refractions inside the eye<\/strong><\/p>\n<p>Now you can find information about JEE advance clear all your subject queries &amp; prepare for your Exams on our <strong>Learning App <\/strong>&#8211; Infinity Learn.<\/p>\n<p>Free PDF download of <strong><a href=\"https:\/\/infinitylearn.com\/surge\/study-materials\/ncert-exemplar-solutions\/\" target=\"_blank\" rel=\"noopener\">NCERT Exemplar Solutions<\/a><\/strong> solved by expert Maths teachers on Infinitylearn.com as per NCERT (CBSE) Book guidelines. Get help of Expert teachers to revise complete syllabus and score more marks in your examinations.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Light \u2013 Human eye &#8211; Structure and passage of light through it In the previous segment, we learnt about Parts [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"Human eye - Structure","_yoast_wpseo_title":"Human eye - Structure and passage of light through it %%sep%% %%sitename%%","_yoast_wpseo_metadesc":"Human eye - Structure, and passage of light through it | Class 10 Physics Eye. 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