{"id":40654,"date":"2025-11-13T13:22:25","date_gmt":"2025-11-13T12:22:25","guid":{"rendered":"https:\/\/www.oculus.de\/de\/?post_type=avada_faq&#038;p=40654"},"modified":"2025-11-13T13:22:25","modified_gmt":"2025-11-13T12:22:25","slug":"worin-unterscheiden-sich-die-verschiedenen-brechkraftkarten-der-pentacam","status":"publish","type":"avada_faq","link":"https:\/\/www.oculus.de\/de\/news\/faq-tags\/worin-unterscheiden-sich-die-verschiedenen-brechkraftkarten-der-pentacam\/","title":{"rendered":"Worin unterscheiden sich die verschiedenen Brechkraftkarten der Pentacam\u00ae?"},"content":{"rendered":"<p>Die Pentacam\u00ae bietet verschiedene Kartendarstellungen der cornealen Brechkraft:<\/p>\n<ul>\n<li>Sagittal- und Tangentialkr\u00fcmmungskarte<\/li>\n<li>Refraktive Brechkraftkarte<\/li>\n<li>True Net Power Karte (TNP)<\/li>\n<li>Total Corneal Refractive Power Karte (TCRP)<\/li>\n<\/ul>\n<p>Die Pentacam\u00ae misst H\u00f6hendaten. Diese werden in Kr\u00fcmmungsdaten (mm) und dann in Brechkraftdaten (Dioptrien) umgerechnet.<\/p>\n<p>Bei der Berechnung der verschiedenen Brechkraftkarten der Pentacam\u00ae werden mehrere Faktoren ber\u00fccksichtigt:<\/p>\n<ul>\n<li>der refraktive Effekt (das Snellsche Refraktionsgesetz)<\/li>\n<li>der jeweilige Beitrag der Hornhautvorder- und -r\u00fcckfl\u00e4che<\/li>\n<li>die ma\u00dfgeblichen Brechkraftindizes<\/li>\n<li>die Lage der Hauptebenen (Ray-Tracing)<\/li>\n<\/ul>\n<\/p>\n<div class=\"table-1\">\n<table width=\"100%\">\n<tbody>\n<tr>\n<td align=\"left\"><\/td>\n<td align=\"left\">nicht-paraxiale Optik<\/td>\n<td align=\"left\">Ber\u00fccksichtigung von Vorder- und R\u00fcckfl\u00e4che<\/td>\n<td align=\"left\">Ber\u00fccksichtigung der genauen Brechkraftindizes<\/td>\n<td align=\"left\">Ray-Tracing<\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Sagittalkr\u00fcmmungskarte<\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">Refraktive Brechkraft<\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">TNP<\/td>\n<td align=\"left\"><\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\"><\/td>\n<\/tr>\n<tr>\n<td align=\"left\">TCRP<\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\">x<\/td>\n<td align=\"left\">x<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\n<p>Diese Tabelle fasst die Faktoren zusammen, die bei der Berechnung der verschiedenen Karten ber\u00fccksichtigt werden.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Die Pentacam\u00ae bietet verschiedene Kartendarstellungen der cornealen Brechkraft: Sagittal- und Tangentialkr\u00fcmmungskarte Refraktive Brechkraftkarte True Net Power Karte (TNP) Total Corneal Refractive Power Karte (TCRP) Die Pentacam\u00ae misst H\u00f6hendaten. Diese werden in Kr\u00fcmmungsdaten (mm) und dann in Brechkraftdaten (Dioptrien) umgerechnet. Bei   &#8230;<\/p>\n","protected":false},"author":55,"featured_media":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"faq_category":[389,392],"class_list":["post-40654","avada_faq","type-avada_faq","status-publish","format-standard","hentry","faq_category-pentacam-fuer-alle-anwendbar","faq_category-brechkraftberechnung"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Worin unterscheiden sich die verschiedenen Brechkraftkarten der Pentacam\u00ae? - OCULUS DE<\/title>\n<meta name=\"robots\" content=\"noindex, follow\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Worin unterscheiden sich die verschiedenen Brechkraftkarten der Pentacam\u00ae? - OCULUS DE\" \/>\n<meta property=\"og:description\" content=\"Die Pentacam\u00ae bietet verschiedene Kartendarstellungen der cornealen Brechkraft: Sagittal- und Tangentialkr\u00fcmmungskarte Refraktive Brechkraftkarte True Net Power Karte (TNP) Total Corneal Refractive Power Karte (TCRP) Die Pentacam\u00ae misst H\u00f6hendaten. 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