{"product_id":"curing-rate-tables-crt-calibration-data-system","title":"Curing Rate Tables (CRT) – Calibration Data System","description":"\u003cstyle\u003e\n  .t-hub {\n    max-width: 1100px;\n    margin: 0 auto;\n  }\n\n  .t-intro p {\n    margin: 0 0 10px 0;\n  }\n\n  .t-leadbox {\n    border: 1px solid rgba(0,0,0,.14);\n    border-radius: 18px;\n    padding: 18px 18px 16px;\n    background: #fafafa;\n    margin: 24px 0;\n  }\n\n  .t-leadbox p:last-child {\n    margin-bottom: 0;\n  }\n\n  .t-card {\n    border: 1px solid rgba(0,0,0,.14);\n    border-radius: 16px;\n    padding: 22px 20px 18px;\n    background: #fff;\n    margin-bottom: 18px;\n  }\n\n  .t-card h3 {\n    margin: 0 0 8px 0;\n    font-size: 20px;\n    line-height: 1.2;\n  }\n\n  .t-card h3 a,\n  .t-card h3 a:link,\n  .t-card h3 a:visited,\n  .t-card h3 a:hover,\n  .t-card h3 a:focus,\n  .t-card h3 a:active {\n    text-decoration: none !important;\n    border: none !important;\n    border-bottom: none !important;\n    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th:first-child,\n    .dr-crt .dr-table td:first-child {\n      padding-left: 20px;\n      padding-right: 16px;\n    }\n\n    .dr-crt .dr-table-note {\n      font-size: 12px;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"t-hub\"\u003e\n\u003cdiv style=\"border: 1px solid rgba(0,0,0,.14); padding: 16px; border-radius: 18px; background: #fafafa; margin-bottom: 24px;\"\u003e\n\u003cstrong\u003ePart of the 3Dresyns® Structured Selection Framework (SSF)\u003c\/strong\u003e\n\u003cp style=\"margin: .5rem 0 0 0;\"\u003eThe \u003cstrong\u003eCuring Rate Tables (CRT)\u003c\/strong\u003e are part of the \u003ca href=\"https:\/\/www.3dresyns.com\/pages\/the-3dresyns-curing-rate-control-system\" title=\"The 3Dresyns Curing Rate Control System\"\u003e3Dresyns® Curing Rate Control System (CRCS)\u003c\/a\u003e and provide empirical curing depth versus exposure data obtained under controlled optical conditions.\u003c\/p\u003e\n\u003cp style=\"margin: .6rem 0 0 0;\"\u003eCRT is part of the broader \u003cstrong\u003e3Dresyns® Photopolymer Engineering System\u003c\/strong\u003e, connecting material selection, exposure calibration, curing behaviour, dimensional control and engineering validation across SLA, DLP and LCD printing workflows.\u003c\/p\u003e\n\u003cul style=\"margin: .6rem 0 0 18px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eStructured Selection Framework (SSF):\u003c\/strong\u003e engineering-based material selection methodology\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCuring Rate Control System (CRCS):\u003c\/strong\u003e wavelength-specific exposure and cure-depth calibration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStructured Mechanical Screening Protocol (SMSP):\u003c\/strong\u003e comparative screening of printed material performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFailure Atlas:\u003c\/strong\u003e structured interpretation of common vat photopolymerization defects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t-intro\"\u003e\n\u003cp\u003e\u003cstrong\u003eCRT datasets establish the relationship between exposure time and resulting cured thickness for a given photopolymer formulation at a specific wavelength.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCRT data is wavelength-specific.\u003c\/strong\u003e Select \u003cstrong\u003eCRT-405\u003c\/strong\u003e or \u003cstrong\u003eCRT-385\u003c\/strong\u003e to match the emission wavelength of your printer.\u003c\/p\u003e\n\u003cp\u003eThis approach reduces trial-and-error calibration and supports improved reproducibility across different SLA, DLP and LCD printing platforms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"bs5-alert bs5-alert-warning\" role=\"alert\"\u003e\n\u003cstrong\u003eSelect the wavelength that matches your printer\u003c\/strong\u003e and choose the CRT package according to whether you need routine calibration or deeper engineering characterization.\u003c\/div\u003e\n\u003cdiv class=\"t-leadbox\"\u003e\n\u003cstrong\u003eWhat the CRT package provides\u003c\/strong\u003e\n\u003cp style=\"margin: .5rem 0 0 0;\"\u003eThe resulting dataset supports structured exposure calibration based on measured printer irradiance, selected layer thickness and target dimensional accuracy.\u003c\/p\u003e\n\u003cp style=\"margin: .6rem 0 0 0;\"\u003eCRT data helps define practical starting conditions while providing an engineering framework for understanding curing behaviour under controlled wavelength conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-section-title\"\u003eQuick selection by package type\u003c\/h3\u003e\n\u003cdiv class=\"t-card\"\u003e\n\u003cdiv class=\"t-kicker\"\u003eService navigation\u003c\/div\u003e\n\u003ch3\u003eChoose your CRT route\u003c\/h3\u003e\n\u003cp\u003eUse the routes below to identify the most suitable CRT package and wavelength path for your application.\u003c\/p\u003e\n\u003cdiv class=\"t-label\"\u003eTypical routes\u003c\/div\u003e\n\u003cdiv class=\"t-row\"\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-basic\"\u003eCRT Basic\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-engineering\"\u003eCRT Engineering\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-protocol\"\u003eMeasurement protocol\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-jacobs\"\u003eJacobs working curve\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-delivery\"\u003eDelivery\u003c\/a\u003e\u003c\/div\u003e\n\u003cdiv class=\"t-chip\"\u003e\u003ca href=\"#crt-top\"\u003eTop of tables\u003c\/a\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t-card\"\u003e\n\u003cdiv class=\"t-kicker\"\u003eSelection logic\u003c\/div\u003e\n\u003ch3\u003eHow to choose the right CRT package\u003c\/h3\u003e\n\u003cp\u003eSelect the package according to whether you need practical exposure calibration only or full engineering interpretation of curing behaviour.\u003c\/p\u003e\n\u003cdiv class=\"t-label\"\u003eDecision guide\u003c\/div\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed routine printer calibration and starting exposure settings →\u003c\/strong\u003e CRT Basic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed Dp, Ec and working-curve modelling →\u003c\/strong\u003e CRT Engineering\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed wavelength-specific calibration →\u003c\/strong\u003e choose CRT-405 or CRT-385 to match printer emission\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNeed better dimensional accuracy and repeatability →\u003c\/strong\u003e provide measured irradiance if available\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"t-card\"\u003e\n\u003cdiv class=\"t-kicker\"\u003eEngineering principle\u003c\/div\u003e\n\u003ch3\u003eWhy CRT matters\u003c\/h3\u003e\n\u003cp\u003eExposure calibration is one of the main variables controlling cured thickness, dimensional accuracy and interlayer behaviour in vat photopolymerization.\u003c\/p\u003e\n\u003cdiv class=\"t-label\"\u003eUse CRT for\u003c\/div\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003eRoutine printer calibration\u003c\/li\u003e\n\u003cli\u003eLayer-thickness adjustment\u003c\/li\u003e\n\u003cli\u003eExposure optimization\u003c\/li\u003e\n\u003cli\u003eFormulation comparison\u003c\/li\u003e\n\u003cli\u003eAdvanced process engineering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-section-title\"\u003eCRT service options\u003c\/h3\u003e\n\u003cdiv class=\"dr-crt\" id=\"crt-top\"\u003e\n\u003cdiv class=\"dr-table-block\"\u003e\n\u003cdiv class=\"dr-table-scroller\"\u003e\n\u003ctable class=\"dr-table dr-table-services\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage\u003c\/th\u003e\n\u003cth\u003eWhat it includes\u003c\/th\u003e\n\u003cth\u003eBest suited for\u003c\/th\u003e\n\u003cth\u003ePrice\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr id=\"crt-basic\"\u003e\n\u003ctd\u003eCRT Basic\u003c\/td\u003e\n\u003ctd\u003eCuring Rate Table (exposure time vs cured thickness), recommended starting exposure settings, and measurement under controlled wavelength conditions.\u003c\/td\u003e\n\u003ctd\u003eRoutine printer calibration and practical workflow setup.\u003c\/td\u003e\n\u003ctd\u003e50 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr id=\"crt-engineering\"\u003e\n\u003ctd\u003eCRT Engineering\u003c\/td\u003e\n\u003ctd\u003eFull CRT dataset plus Jacobs working-curve modelling, extraction of Dp and Ec, and engineering interpretation of curing behaviour.\u003c\/td\u003e\n\u003ctd\u003eFormulation development, material research, and advanced process engineering.\u003c\/td\u003e\n\u003ctd\u003e200 €\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"dr-table-note\"\u003e\u003cstrong\u003eMobile:\u003c\/strong\u003e scroll horizontally to view all columns. The first column remains visible while scrolling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dr-card\"\u003e\n\u003ch4\u003eCRT Basic\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eCRT Basic\u003c\/strong\u003e package provides a practical exposure–thickness dataset designed for rapid printer calibration and workflow setup.\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003eCuring Rate Table (exposure time vs cured thickness)\u003c\/li\u003e\n\u003cli\u003eRecommended starting exposure settings\u003c\/li\u003e\n\u003cli\u003eMeasurement under controlled wavelength conditions\u003c\/li\u003e\n\u003cli\u003eSuitable for routine printer calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"dr-price\"\u003ePrice: 50 €\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dr-card\"\u003e\n\u003ch4\u003eCRT Engineering – Photopolymer Characterization\u003c\/h4\u003e\n\u003cp\u003eThe \u003cstrong\u003eCRT Engineering\u003c\/strong\u003e upgrade extends the CRT dataset with quantitative photopolymerization analysis.\u003c\/p\u003e\n\u003cp\u003eUsing the Jacobs working-curve model, the curing behaviour of the resin can be described through fundamental parameters:\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003e\u003cstrong\u003ePenetration depth (Dp)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eCritical exposure (Ec)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese parameters enable engineering-level comparison of photopolymer formulations and provide deeper insight into curing kinetics.\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003eFull CRT dataset\u003c\/li\u003e\n\u003cli\u003eJacobs working-curve modelling\u003c\/li\u003e\n\u003cli\u003eExtraction of Dp and Ec\u003c\/li\u003e\n\u003cli\u003eEngineering interpretation of curing behaviour\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eRecommended for formulation development, material research, and advanced process engineering.\u003c\/p\u003e\n\u003cp class=\"dr-price\"\u003ePrice: 200 €\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-section-title\" id=\"crt-protocol\"\u003eCRT measurement protocol\u003c\/h3\u003e\n\u003cp\u003eCRT datasets are generated using standardized exposure sequences designed to capture the curing behaviour of both fast-reacting and slower-curing photopolymer systems.\u003c\/p\u003e\n\u003cdiv class=\"dr-table-block\"\u003e\n\u003cdiv class=\"dr-table-scroller\"\u003e\n\u003ctable class=\"dr-table dr-table-protocol\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eResin type\u003c\/th\u003e\n\u003cth\u003eExposure times (seconds)\u003c\/th\u003e\n\u003cth\u003ePurpose\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFast-curing resins\u003c\/td\u003e\n\u003ctd\u003e1, 2, 3, 5, 8, 75\u003c\/td\u003e\n\u003ctd\u003eCaptures early cure response in highly reactive systems while keeping a long-exposure reference point.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlow-curing resins\u003c\/td\u003e\n\u003ctd\u003e2, 5, 8, 11, 15, 75\u003c\/td\u003e\n\u003ctd\u003eProvides broader exposure spacing for slower systems while preserving a high-dose reference point.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinal reference point\u003c\/td\u003e\n\u003ctd\u003e75\u003c\/td\u003e\n\u003ctd\u003eProvides a high-dose reference and improves the robustness of curing-depth analysis.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"dr-table-note\"\u003e\u003cstrong\u003eMobile:\u003c\/strong\u003e scroll horizontally to view all columns. The first column remains visible while scrolling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"dr-note-box dr-soft\"\u003e\n\u003ch4\u003eExposure sequence summary\u003c\/h4\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast-curing resins:\u003c\/strong\u003e 1, 2, 3, 5, 8, 75 seconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlow-curing resins:\u003c\/strong\u003e 2, 5, 8, 11, 15, 75 seconds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe final long exposure point (\u003cstrong\u003e75 seconds\u003c\/strong\u003e) provides a high-dose reference and improves the robustness of curing-depth analysis.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-section-title\" id=\"crt-jacobs\"\u003eJacobs working curve\u003c\/h3\u003e\n\u003cp\u003eCuring behaviour can be described using the Jacobs working-curve model:\u003c\/p\u003e\n\u003cdiv class=\"dr-formula-box dr-center\"\u003e\n\u003cp class=\"dr-formula\"\u003e\u003cstrong\u003eCd = Dp · ln(E \/ Ec)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003ewhere:\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCd\u003c\/strong\u003e = cured depth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE\u003c\/strong\u003e = exposure dose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEc\u003c\/strong\u003e = critical exposure\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDp\u003c\/strong\u003e = optical penetration depth\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eExposure dose is defined as:\u003c\/p\u003e\n\u003cdiv class=\"dr-formula-box dr-center\"\u003e\n\u003cp class=\"dr-formula\"\u003e\u003cstrong\u003eDose (mJ\/cm²) = irradiance (mW\/cm²) × exposure time (s)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-section-title\"\u003eHow to obtain the best accuracy\u003c\/h3\u003e\n\u003cp\u003eFor optimal alignment between CRT measurements and your printing system, report your printer model and, if available, the measured irradiance of your printer before order processing.\u003c\/p\u003e\n\u003cp\u003eIrradiance should ideally be measured in the center of the resin vat using a calibrated radiometer operating at the same wavelength as the selected CRT.\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended (405 nm):\u003c\/strong\u003e Chitu Systems Digital UV Light Meter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow-cost alternative:\u003c\/strong\u003e AH-NUV UV Light Meter (suitable for 385–405 nm measurements when used in the correct wavelength mode)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"t-section-title\"\u003eExample CRT curve\u003c\/h3\u003e\n\u003cp\u003eExample of curing depth versus exposure time measured under controlled wavelength conditions.\u003c\/p\u003e\n\u003cdiv class=\"dr-image-wrap\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0282\/5616\/files\/crt_prestige_smoothed_through_points.png?v=1771057647\" alt=\"Example CRT curve\"\u003e\u003c\/div\u003e\n\u003ch3 class=\"t-footer-title\" id=\"crt-delivery\"\u003eDelivery\u003c\/h3\u003e\n\u003cdiv class=\"dr-delivery-box dr-soft\"\u003e\n\u003cp\u003e\u003cstrong\u003eDigital delivery.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe CRT package is delivered digitally following purchase.\u003c\/p\u003e\n\u003cp\u003eAfter placing your order, please contact \u003ca href=\"mailto:info@3dresyns.com\"\u003einfo@3dresyns.com\u003c\/a\u003e to confirm:\u003c\/p\u003e\n\u003cul class=\"t-bullets\"\u003e\n\u003cli\u003eYour printer model\u003c\/li\u003e\n\u003cli\u003eYour measured printer irradiance (if available)\u003c\/li\u003e\n\u003cli\u003eThe selected wavelength (405 nm or 385 nm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eProviding this information allows the 3Dresyns team to align CRT measurements with your printer conditions as closely as possible.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 class=\"t-footer-title\"\u003eTechnical support\u003c\/h3\u003e\n\u003cp\u003eFor CRT documentation, engineering interpretation, or calibration questions, contact \u003ca href=\"mailto:info@3dresyns.com\"\u003einfo@3dresyns.com\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"3Dresyns","offers":[{"title":"CRT Basic \/ CRT-405 (405 nm)","offer_id":47269456707918,"sku":null,"price":59.5,"currency_code":"EUR","in_stock":true},{"title":"CRT Basic \/ CRT-385 (385 nm)","offer_id":55341544800590,"sku":null,"price":59.5,"currency_code":"EUR","in_stock":true},{"title":"CRT Engineering \/ CRT-405 (405 nm)","offer_id":47270275645774,"sku":null,"price":238.0,"currency_code":"EUR","in_stock":true},{"title":"CRT Engineering \/ CRT-385 (385 nm)","offer_id":55341544833358,"sku":null,"price":238.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0282\/5616\/files\/crt_square_original_orange_preserved_cbb4f30a-5dc2-4dc6-950e-275d391b9c2a.png?v=1771323850","url":"https:\/\/www.3dresyns.com\/en-de\/products\/curing-rate-tables-crt-calibration-data-system","provider":"3Dresyns","version":"1.0","type":"link"}