{"id":4036,"date":"2026-10-11T11:15:31","date_gmt":"2026-10-11T11:15:31","guid":{"rendered":"https:\/\/firstfibertech.com\/?page_id=4036"},"modified":"2026-10-11T11:15:32","modified_gmt":"2026-10-11T11:15:32","slug":"guide-de-selection-des-otdr","status":"publish","type":"page","link":"https:\/\/firstfibertech.com\/fr\/otdr-selection-guide\/","title":{"rendered":"Guide de s\u00e9lection des OTDR"},"content":{"rendered":"\n<div class=\"ff-survey-wrap\">\n    <p style=\"font-size: 15px; color: #555; margin-bottom: 30px; line-height: 1.6; font-weight: 400;\">\n        Welcome! To help you pinpoint the exact OTDR specification and model that fits your engineering and testing needs, please answer the following questions based on your actual work scenarios. Complete this quick survey, and our engineers will send you a personalized recommendation and quote within 24 hours.\n    <\/p>\n\n    <form id=\"ff-otdr-form\">\n        <!-- Q1: Fiber Type -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">1. What type of optical fiber do you primarily need to test? *<\/h3>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"fiber_type\" value=\"Single-mode Fiber (SM)\" required> Single-mode Fiber (SM)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"fiber_type\" value=\"Multi-mode Fiber (MM)\"> Multi-mode Fiber (MM)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"fiber_type\" value=\"Both types (Dual SM &#038; MM Combo)\"> Both types are required (Dual SM &#038; MM Combo)<\/label>\n        <\/div>\n\n        <!-- Q2: Wavelengths -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">2. Which specific test wavelengths do you require? *<\/h3>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"wavelengths[]\" value=\"850nm\/1300nm\"> 850nm \/ 1300nm \u2014\u2014 Standard for Multi-mode fiber testing.<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"wavelengths[]\" value=\"1310nm\/1550nm\"> 1310nm \/ 1550nm \u2014\u2014 The most standard for Single-mode fiber testing.<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"wavelengths[]\" value=\"1625nm\/1650nm\"> 1625nm or 1650nm (Filtered) \u2014\u2014 Used for &#8220;live\/in-service&#8221; fiber testing.<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"wavelengths[]\" value=\"Unsure\"> I&#8217;m not sure, please recommend based on my application scenarios.<\/label>\n        <\/div>\n\n        <!-- Q3: Scenario -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">3. Which of the following is your primary application scenario? *<\/h3>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"scenario\" value=\"FTTH\/PON\" required> FTTH \/ PON Access Network (Residential broadband, drop cable)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"scenario\" value=\"Metro\/Enterprise\"> Metro Network \/ Enterprise Private Network<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"scenario\" value=\"Backbone\/Long-Haul\"> Backbone \/ Long-Haul Trunk (Cross-province\/cross-city)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"scenario\" value=\"Data Center (DCI)\"> Data Center Interconnect (DCI) (High-speed, ultra-short distance)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"scenario\" value=\"R&#038;D Lab \/ Factory\"> R&#038;D Lab \/ Factory Production Line QA<\/label>\n        <\/div>\n\n        <!-- Q4: Max Length -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">4. What is the maximum length of a &#8220;single fiber link&#8221; you need to measure? *<\/h3>\n            <p class=\"ff-survey-desc\">This directly determines the core metric of the OTDR\u2014the Dynamic Range (dB).<\/p>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"max_length\" value=\"Ultra-short (Within 1 km)\" required> Ultra-short: Within 1 km (Data centers, intra-office, indoor wiring)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"max_length\" value=\"Short distance (1-20 km)\"> Short distance: 1 to 20 km (Standard FTTH, access layers)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"max_length\" value=\"Medium distance (20-80 km)\"> Medium distance: 20 to 80 km (Metro networks, inter-city)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"max_length\" value=\"Long distance (80-130 km)\"> Long distance: 80 to 130 km (Provincial\/state backbone networks)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"max_length\" value=\"Ultra-long distance (Above 130 km)\"> Ultra-long distance: Above 130 km (Submarine cables, etc.)<\/label>\n        <\/div>\n\n        <!-- Q5: Splitters -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">5. Are there any optical splitters in your test link? *<\/h3>\n            <p class=\"ff-survey-desc\">Splitters introduce massive optical attenuation; standard OTDRs cannot penetrate high-ratio splitters.<\/p>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"splitters\" value=\"No splitters\" required> No splitters<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"splitters\" value=\"Small ratios (1:4 or 1:8)\"> Yes, but small splitter ratios (e.g., 1:4 or 1:8)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"splitters\" value=\"High ratios (1:32 or 1:64)\"> Yes, high splitter ratios that need to be penetrated (e.g., 1:32 or 1:64)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"splitters\" value=\"Unsure\"> Unsure if there are splitters<\/label>\n        <\/div>\n\n        <!-- Q6: Live Testing -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">6. Do you need to perform &#8220;Live \/ In-Service Testing&#8221;? *<\/h3>\n            <p class=\"ff-survey-desc\">Testing while the fiber is active with traffic, without interrupting communication.<\/p>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"live_testing\" value=\"No, dark fiber only\" required> No, all tests will be done on dark fiber (off-line status)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"live_testing\" value=\"Yes, definitely\"> Yes, definitely! Live testing is required<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"live_testing\" value=\"Occasionally\"> Occasionally, but it&#8217;s not a hard requirement<\/label>\n        <\/div>\n\n        <!-- Q7: Connectors -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">7. What type of optical fiber connectors do you encounter most frequently? *<\/h3>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"FC\/UPC\" required> FC \/ UPC (Round connector, blue flat-face)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"FC\/APC\"> FC \/ APC (Round connector, green angled-face)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"SC\/UPC\"> SC \/ UPC (Square connector, blue flat-face)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"SC\/APC\"> SC \/ APC (Square connector, green angled-face)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"LC\/UPC or LC\/APC\"> LC \/ UPC or LC \/ APC (Small form-factor, high-density)<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"connector\" value=\"Bare Fiber\"> Bare Fiber (Using bare fiber adapters for testing)<\/label>\n            \n            <label class=\"ff-option-label\" style=\"flex-wrap: wrap;\">\n                <input type=\"radio\" name=\"connector\" value=\"Other\" id=\"ff-connector-other-radio\"> Other interfaces \/ Unsure\n                <input type=\"text\" name=\"connector_other_detail\" id=\"ff-connector-other-text\" class=\"ff-other-input\" placeholder=\"Please specify if known...\">\n            <\/label>\n        <\/div>\n\n        <!-- Q8: Built-in Tools -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">8. Would you like the device to integrate any of the following built-in tools?<\/h3>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"tools[]\" value=\"OPM\"> OPM (Optical Power Meter) \u2014\u2014 For measuring absolute optical power<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"tools[]\" value=\"VFL\"> VFL (Visual Fault Locator) \u2014\u2014 Red laser to visually track breaks<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"tools[]\" value=\"OLS\"> OLS (Optical Light Source) \u2014\u2014 Works with an OPM for loss testing<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"tools[]\" value=\"FIP\"> FIP (Fiber Inspection Probe Support) \u2014\u2014 To check connector end-faces<\/label>\n            <label class=\"ff-option-label\"><input type=\"checkbox\" name=\"tools[]\" value=\"Event Map (iOLM)\"> Event Map (iOLM equivalent) \u2014\u2014 Road-map style diagram, great for beginners<\/label>\n        <\/div>\n\n        <!-- Q9: Form Factor -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">9. What style of equipment form factor and operation do you prefer? *<\/h3>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"form_factor\" value=\"Handheld \/ Pocket Size\" required> Handheld \/ Pocket Size<\/label>\n            <label class=\"ff-option-label\"><input type=\"radio\" name=\"form_factor\" value=\"Traditional Portable Benchtop\"> Traditional Portable Benchtop<\/label>\n        <\/div>\n\n        <!-- Contact Info -->\n        <div class=\"ff-survey-card\">\n            <h3 class=\"ff-survey-title\">Receive Your Custom Recommendation<\/h3>\n            <p class=\"ff-survey-desc\">Please provide your contact details so our engineers can send the tailored model list and quotation to you.<\/p>\n            <div class=\"ff-contact-group\">\n                <input type=\"text\" name=\"first_name\" placeholder=\"First Name *\" required>\n                <input type=\"text\" name=\"last_name\" placeholder=\"Last Name *\" required>\n            <\/div>\n            <div class=\"ff-contact-group\">\n                <input type=\"email\" name=\"customer_email\" placeholder=\"Your Email Address *\" required>\n            <\/div>\n        <\/div>\n\n        <button type=\"submit\" id=\"ff-survey-submit-btn\" class=\"ff-submit-btn\">Get My OTDR Recommendation<\/button>\n        <div id=\"ff-survey-feedback\" class=\"ff-feedback\"><\/div>\n    <\/form>\n<\/div>\n\n<script>\ndocument.addEventListener('DOMContentLoaded', function() {\n    \/\/ \u76d1\u542c \"Other\" \u9009\u9879\u7684\u663e\u793a\u9690\u85cf\u903b\u8f91\n    const otherRadio = document.getElementById('ff-connector-other-radio');\n    const otherText = document.getElementById('ff-connector-other-text');\n    const connectorRadios = document.querySelectorAll('input[name=\"connector\"]');\n\n    connectorRadios.forEach(radio => {\n        radio.addEventListener('change', function() {\n            if (otherRadio.checked) {\n                otherText.style.display = 'block';\n                otherText.focus();\n            } else {\n                otherText.style.display = 'none';\n                otherText.value = ''; \/\/ \u6e05\u7a7a\u5185\u5bb9\n            }\n        });\n    });\n\n    const form = document.getElementById('ff-otdr-form');\n    const submitBtn = document.getElementById('ff-survey-submit-btn');\n    const feedback = document.getElementById('ff-survey-feedback');\n\n    form.addEventListener('submit', function(e) {\n        e.preventDefault(); \n\n        const originalBtnText = submitBtn.innerText;\n        submitBtn.innerText = '\u23f3 Sending Request...';\n        submitBtn.disabled = true;\n        feedback.className = 'ff-feedback'; \n\n        const formData = new FormData(form);\n        formData.append('action', 'ff_submit_otdr_survey');\n\n        const ajaxUrl = window.ff_ajax_vars ? window.ff_ajax_vars.ajaxurl : '\/wp-admin\/admin-ajax.php';\n\n        fetch(ajaxUrl, {\n            method: 'POST',\n            body: formData\n        })\n        .then(response => response.json())\n        .then(data => {\n            if (data.success) {\n                feedback.innerHTML = '\u2705 Success! 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To help you pinpoint the exact OTDR specification and model that fits your engineering and testing needs, please answer the following questions based on your actual work scenarios. Complete this quick survey, and our engineers will send you a personalized recommendation and quote within 24 hours. 1. What type of optical fiber do you &#8230; <a title=\"Guide de s\u00e9lection des OTDR\" class=\"read-more\" href=\"https:\/\/firstfibertech.com\/fr\/otdr-selection-guide\/\" aria-label=\"En savoir plus sur OTDR Selection Guide\">Lire la suite<\/a><\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-4036","page","type-page","status-publish"],"_links":{"self":[{"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/pages\/4036","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/comments?post=4036"}],"version-history":[{"count":1,"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/pages\/4036\/revisions"}],"predecessor-version":[{"id":4037,"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/pages\/4036\/revisions\/4037"}],"wp:attachment":[{"href":"https:\/\/firstfibertech.com\/fr\/wp-json\/wp\/v2\/media?parent=4036"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}