{"id":2867,"date":"2026-08-07T16:38:48","date_gmt":"2026-08-07T08:38:48","guid":{"rendered":"http:\/\/0"},"modified":"2026-08-04T17:52:34","modified_gmt":"2026-08-04T09:52:34","slug":"precision-multi-color-injection-molding-for-clear-lenses","status":"publish","type":"post","link":"https:\/\/www.jcinjectionmolding.com\/vi\/blog\/precision-multi-color-injection-molding-for-clear-lenses\/","title":{"rendered":"Precision Multi Color Injection Molding for Clear Lenses"},"content":{"rendered":"<article style=\"font-family: -apple-system, BlinkMacSystemFont, &#039;Segoe UI&#039;, Roboto, Helvetica, Arial, sans-serif;color: #333333;width: 100%\">\n<section style=\"margin-bottom: 30px\">\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Giao di\u1ec7n thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng v\u00e0 n\u1ed9i th\u1ea5t \u00f4 t\u00f4 \u0111\u00f2i h\u1ecfi c\u00e1c linh ki\u1ec7n nh\u1ef1a nhi\u1ec1u m\u00e0u v\u1edbi \u0111\u1ed9 t\u01b0\u01a1ng ph\u1ea3n th\u1ecb gi\u00e1c cao v\u00e0 \u0111\u1ecbnh ngh\u0129a k\u00fd hi\u1ec7u s\u1eafc n\u00e9t. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p trang tr\u00ed b\u1ec1 m\u1eb7t truy\u1ec1n th\u1ed1ng nh\u01b0 in pad ho\u1eb7c phun s\u01a1n th\u1ee9 c\u1ea5p b\u1ecb m\u00e0i m\u00f2n d\u1ea7n, bong tr\u00f3c v\u00e0 tr\u1ea7y x\u01b0\u1edbc qua nhi\u1ec1u n\u0103m s\u1eed d\u1ee5ng h\u00e0ng ng\u00e0y. C\u00e1c n\u00fat c\u00f3 \u0111\u00e8n n\u1ec1n v\u00e0 ch\u1ec9 b\u00e1o \u00e1nh s\u00e1ng g\u1eb7p t\u00ecnh tr\u1ea1ng r\u00f2 r\u1ec9 \u00e1nh s\u00e1ng nghi\u00eam tr\u1ecdng khi c\u00e1c l\u1edbp s\u01a1n bong ra g\u1ea7n vi\u1ec1n k\u00fd hi\u1ec7u \u0111\u01b0\u1ee3c kh\u1eafc laser.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2869\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-barrel-multi-color-press.webp\" alt=\"dual-barrel-multi-color-press\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-barrel-multi-color-press.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-barrel-multi-color-press-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-barrel-multi-color-press-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-barrel-multi-color-press-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Vi\u1ec7c h\u1ee3p nh\u1ea5t nhi\u1ec1u polyme m\u00e0u trong qu\u00e1 tr\u00ecnh gia c\u00f4ng ch\u00ednh s\u1ebd nh\u00fang v\u0129nh vi\u1ec5n c\u00e1c k\u00fd hi\u1ec7u m\u00e0u v\u00e0 c\u1eeda s\u1ed5 quang h\u1ecdc trong su\u1ed1t v\u00e0o h\u00ecnh h\u1ecdc c\u1ee7a linh ki\u1ec7n. H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt n\u00e0y xem x\u00e9t c\u00e1c c\u1ea5u h\u00ecnh m\u00e1y \u00e9p nhi\u1ec1u th\u00f9ng, k\u1ef9 thu\u1eadt khu\u00f4n \u0111\u00e1nh ch\u1ec9 s\u1ed1 quay v\u00e0 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ng\u0103n ng\u1eeba loang m\u00e0u.<\/p>\n<\/section>\n<p><!-- Table of Contents --><\/p>\n<section style=\"background-color: #f8f9fa;border-left: 4px solid #0056b3;padding: 24px;border-radius: 6px;margin: 40px 0\">\n<h3 style=\"font-size: 22px;font-weight: bold;line-height: 1.5em;margin-top: 0;margin-bottom: 16px;color: #111111\">M\u1ee5c l\u1ee5c<\/h3>\n<ul style=\"list-style-type: none;padding-left: 0;margin: 0\">\n<li style=\"margin-bottom: 12px\"><a style=\"color: #0056b3;text-decoration: none;font-size: 17px;font-weight: 500\" href=\"#multi-barrel-presses\">1. M\u00e1y \u00e9p nhi\u1ec1u th\u00f9ng &amp; H\u1ec7 th\u1ed1ng khu\u00f4n \u0111\u00e1nh ch\u1ec9 s\u1ed1 quay<\/a><\/li>\n<li style=\"margin-bottom: 12px\"><a style=\"color: #0056b3;text-decoration: none;font-size: 17px;font-weight: 500\" href=\"#backlit-buttons\">2. Th\u1ea5u k\u00ednh trong su\u1ed1t t\u00edch h\u1ee3p, n\u00fat c\u00f3 \u0111\u00e8n n\u1ec1n &amp; ch\u1ec9 b\u00e1o th\u1ea9m m\u1ef9<\/a><\/li>\n<li style=\"margin-bottom: 0\"><a style=\"color: #0056b3;text-decoration: none;font-size: 17px;font-weight: 500\" href=\"#preventing-color-bleed\">3. Ng\u0103n ng\u1eeba loang m\u00e0u &amp; Duy tr\u00ec \u0111\u01b0\u1eddng ph\u00e2n t\u00e1ch s\u1eafc n\u00e9t<\/a><\/li>\n<\/ul>\n<\/section>\n<p><!-- Section 1 --><\/p>\n<section id=\"multi-barrel-presses\" style=\"margin-bottom: 50px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">M\u00e1y \u00e9p nhi\u1ec1u th\u00f9ng &amp; H\u1ec7 th\u1ed1ng khu\u00f4n \u0111\u00e1nh ch\u1ec9 s\u1ed1 quay<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2873\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/rotary-indexing-mold-core.webp\" alt=\"rotary-indexing-mold-core\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/rotary-indexing-mold-core.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/rotary-indexing-mold-core-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/rotary-indexing-mold-core-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/rotary-indexing-mold-core-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">X\u1eed l\u00fd \u0111a v\u1eadt li\u1ec7u d\u1ef1a v\u00e0o c\u00e1c b\u1ed1 tr\u00ed m\u00e1y chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c trang b\u1ecb th\u00f9ng phun \u0111\u1ed9c l\u1eadp. Th\u1ef1c hi\u1ec7n <a href=\"https:\/\/www.jcinjectionmolding.com\/vi\/service\/custom-mold-making\/\"><strong>\u00e9p phun nhi\u1ec1u m\u00e0u<\/strong><\/a>\u2014th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh d\u01b0\u1edbi d\u1ea1ng \u00e9p hai l\u1ea7n (2-Shot) ho\u1eb7c ba l\u1ea7n (3-Shot)\u2014s\u1eed d\u1ee5ng <strong>m\u00e1y \u00e9p nhi\u1ec1u th\u00f9ng<\/strong> ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed3ng th\u1eddi. T\u00edch h\u1ee3p <strong>h\u1ec7 th\u1ed1ng khu\u00f4n \u0111\u00e1nh ch\u1ec9 s\u1ed1 quay<\/strong> cho ph\u00e9p khoang khu\u00f4n ho\u1eb7c t\u1ea5m l\u00f5i xoay 180 \u0111\u1ed9 gi\u1eefa c\u00e1c giai \u0111o\u1ea1n phun.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Phun ch\u00ednh t\u1ea1o khu\u00f4n khung m\u00e0u n\u1ec1n, sau \u0111\u00f3 d\u1ee5ng c\u1ee5 xoay \u0111\u1ec3 \u0111\u1ecbnh v\u1ecb chi ti\u1ebft b\u00ean d\u01b0\u1edbi v\u00f2i phun th\u1ee9 hai cho m\u00e0u th\u1ee9 c\u1ea5p. \u0110\u1ed9 ch\u00ednh x\u00e1c c\u01a1 h\u1ecdc trong qu\u00e1 tr\u00ecnh xoay khu\u00f4n \u0111\u1ea3m b\u1ea3o c\u0103n ch\u1ec9nh l\u00f5i ch\u00ednh x\u00e1c, ng\u0103n ng\u1eeba l\u1ec7ch m\u1ebb phun v\u00e0 ba via ranh gi\u1edbi. \u0110\u1ed3ng b\u1ed9 h\u00f3a m\u1ea1ch n\u01b0\u1edbc l\u00e0m m\u00e1t tr\u00ean c\u1ea3 hai tr\u1ea1m khu\u00f4n t\u1ed1i \u01b0u h\u00f3a th\u1eddi gian chu k\u1ef3 t\u1ed5ng th\u1ec3.<\/p>\n<p><!-- Numbered List --><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 16px\">Multi-color indexing sequence steps include:<\/p>\n<ol style=\"font-size: 18px;line-height: 1.8em;margin-bottom: 24px;padding-left: 24px;list-style-type: decimal\">\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Primary color injection<\/strong>\u2014Injecting the main structural body color establishes the component foundation.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Rotary platen indexing<\/strong>\u2014Swiveling the core plate 180 degrees aligns the substrate with the second material barrel.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Secondary color overmolding<\/strong>\u2014Injecting the second colored resin fills symbol recesses or lens windows.<\/li>\n<li style=\"margin-bottom: 12px;text-align: left\"><strong>Simultaneous part cooling<\/strong>\u2014Cooling both material layers concurrently optimizes cycle times.<\/li>\n<\/ol>\n<\/section>\n<p><!-- Section 2 --><\/p>\n<section id=\"backlit-buttons\" style=\"margin-bottom: 50px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">Integrated Clear Lenses, Backlit Buttons &amp; Aesthetic Indicators<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2870\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-color-optical-lens-housing.webp\" alt=\"dual-color-optical-lens-housing\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-color-optical-lens-housing.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-color-optical-lens-housing-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-color-optical-lens-housing-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/dual-color-optical-lens-housing-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Automotive dashboard controls heavily utilize multi color injection molding to produce wear-resistant backlit buttons. Combining opaque <strong>ABS<\/strong> housing frames with transparent <strong>polycarbonate (PC)<\/strong> ho\u1eb7c <a href=\"https:\/\/www.jcinjectionmolding.com\/vi\/materials\/pmma-acrylic\/\"><strong>PMMA<\/strong><\/a> symbol inserts eliminates the need for surface painting. Light emitted from internal circuit board LEDs travels directly through the embedded clear symbol without light bleeding into surrounding opaque boundaries.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Dual-color tail-lamp lenses combine red, amber, and clear optical layers in a single mold tool, ensuring weather-resistant sealing. Integrating multiple functional colors into one molded component eliminates downstream assembly labor and lowers long-term unit production costs.<\/p>\n<\/section>\n<p><!-- Section 3 --><\/p>\n<section id=\"preventing-color-bleed\" style=\"margin-bottom: 50px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">Preventing Color Bleed &amp; Maintaining Sharp Separation Lines<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2868\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/sharp-plastic-color-separation-line.webp\" alt=\"sharp-plastic-color-separation-line\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/sharp-plastic-color-separation-line.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/sharp-plastic-color-separation-line-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/sharp-plastic-color-separation-line-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/sharp-plastic-color-separation-line-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">\u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ranh gi\u1edbi m\u00e0u s\u1eafc s\u1eafc n\u00e9t \u0111\u00f2i h\u1ecfi ph\u1ea3i ki\u1ec3m so\u00e1t nghi\u00eam ng\u1eb7t th\u00e9p ch\u1eb7n khu\u00f4n v\u00e0 l\u01b0u bi\u1ebfn h\u1ecdc c\u1ee7a nh\u1ef1a n\u00f3ng ch\u1ea3y. Vi\u1ec7c l\u1eafp kh\u1edbp b\u1ec1 m\u1eb7t ch\u1eb7n kh\u00f4ng \u0111\u00fang c\u00e1ch cho ph\u00e9p nh\u1ef1a n\u00f3ng ch\u1ea3y m\u00e0u th\u1ee9 hai tr\u00e0n qua m\u1ebb \u00e9p \u0111\u1ea7u ti\u00ean, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng <strong>loang m\u00e0u<\/strong>. v\u1ec1 m\u1eb7t th\u1ea9m m\u1ef9. C\u00e1c k\u1ef9 s\u01b0 thi\u1ebft k\u1ebf khu\u00f4n thi\u1ebft k\u1ebf b\u1ec1 m\u1eb7t ch\u1eb7n v\u1edbi dung sai c\u1ea5p micron v\u00e0 t\u00edch h\u1ee3p c\u00e1c g\u1edd c\u1eaft c\u01a1 h\u1ecdc s\u1eafc b\u00e9n d\u1ecdc theo ranh gi\u1edbi m\u00e0u.<\/p>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Vi\u1ec7c kh\u1edbp nhi\u1ec7t \u0111\u1ed9 nh\u1ef1a n\u00f3ng ch\u1ea3y v\u00e0 c\u1ea5u h\u00ecnh \u0111\u1ed9 nh\u1edbt c\u1ee7a c\u00e1c lo\u1ea1i nh\u1ef1a m\u00e0u li\u1ec1n k\u1ec1 ng\u0103n ch\u1eb7n s\u1ef1 d\u1ecbch chuy\u1ec3n ch\u1ea5t l\u1ecfng trong m\u1ebb \u00e9p th\u1ee9 hai. Vi\u1ec7c tri\u1ec3n khai c\u00e1c ki\u1ec3m so\u00e1t gia c\u00f4ng n\u00e0y trong \u00e9p phun nhi\u1ec1u m\u00e0u \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u00e1ch bi\u1ec7t th\u1ecb gi\u00e1c s\u1eafc n\u00e9t tr\u00ean m\u1ecdi l\u00f4 s\u1ea3n xu\u1ea5t. \u00c1p d\u1ee5ng gia c\u00f4ng nhi\u1ec1u m\u1ebb theo c\u00e1ch n\u00e0y n\u00e2ng cao t\u00ednh th\u1ea9m m\u1ef9 c\u1ee7a chi ti\u1ebft \u0111\u1ed3ng th\u1eddi cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p \u00e9p phun nhi\u1ec1u m\u00e0u \u0111\u00e1ng tin c\u1eady cho c\u00e1c \u1ee9ng d\u1ee5ng ti\u00eau d\u00f9ng v\u00e0 \u00f4 t\u00f4 kh\u1eaft khe.<\/p>\n<p><!-- Table 1: Multi-Color Material Combinations Table --><\/p>\n<div style=\"margin: 32px 0\">\n<table style=\"width: 100%;border-collapse: collapse;font-size: 16px;text-align: left;min-width: 600px\">\n<thead>\n<tr style=\"background-color: #f8f9fa;border-bottom: 2px solid #dee2e6\">\n<th style=\"padding: 16px;border: 1px solid #dee2e6;font-weight: 600;color: #111111\">Nh\u1ef1a th\u00e2n ch\u00ednh<\/th>\n<th style=\"padding: 16px;border: 1px solid #dee2e6;font-weight: 600;color: #111111\">Nh\u1ef1a m\u00e0u\/th\u1ea5u k\u00ednh th\u1ee9 c\u1ea5p<\/th>\n<th style=\"padding: 16px;border: 1px solid #dee2e6;font-weight: 600;color: #111111\">K\u1ef9 thu\u1eadt t\u00e1ch m\u00e0u<\/th>\n<th style=\"padding: 16px;border: 1px solid #dee2e6;font-weight: 600;color: #111111\">\u1ee8ng d\u1ee5ng th\u1ea9m m\u1ef9 ch\u00ednh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr style=\"border-bottom: 1px solid #dee2e6\">\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">ABS \u0111en (Polylac PA-757)<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">PC trong su\u1ed1t (Lexan 141R)<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">G\u1edd ch\u1eb7n 0,01 mm<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">N\u00fat b\u1ea5m chi\u1ebfu s\u00e1ng sau \u00f4 t\u00f4<\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid #dee2e6\">\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">PMMA quang h\u1ecdc \u0111\u1ecf<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">PMMA quang h\u1ecdc trong su\u1ed1t (Plexiglas 8N)<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">\u0110\u00e1nh ch\u1ec9 m\u1ee5c l\u00f5i quay<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">V\u1ecf \u0111\u00e8n h\u1eadu \u00f4 t\u00f4 hai m\u00e0u<\/td>\n<\/tr>\n<tr style=\"border-bottom: 1px solid #dee2e6\">\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">Polypropylene tr\u1eafng (PP)<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">Polypropylene xanh d\u01b0\u01a1ng (PP)<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">C\u1ed5ng van tu\u1ea7n t\u1ef1<\/td>\n<td style=\"padding: 16px;border: 1px solid #dee2e6;color: #333333\">V\u1ecf v\u00e0 n\u1eafp ch\u1ea9n \u0111o\u00e1n y t\u1ebf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/section>\n<p><!-- FAQ Section --><\/p>\n<section id=\"faq\" style=\"margin-bottom: 40px\">\n<h2 style=\"font-size: 28px;line-height: 1.5em;font-weight: bold;margin-top: 40px;margin-bottom: 24px;color: #111111;border-bottom: 1px solid #eaeaea;padding-bottom: 8px\">C\u00e1c c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2872\" src=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/optical-light-transmission-test.webp\" alt=\"optical-light-transmission-test\" width=\"1376\" height=\"768\" srcset=\"https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/optical-light-transmission-test.webp 1376w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/optical-light-transmission-test-300x167.webp 300w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/optical-light-transmission-test-1024x572.webp 1024w, https:\/\/www.jcinjectionmolding.com\/wp-content\/uploads\/2026\/08\/optical-light-transmission-test-768x429.webp 768w\" sizes=\"auto, (max-width: 1376px) 100vw, 1376px\" \/><\/p>\n<div style=\"margin-bottom: 30px\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">T\u1ea1i sao \u0111\u00fac nhi\u1ec1u m\u00e0u \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n in pad th\u1ee9 c\u1ea5p?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">C\u00e1c k\u00fd hi\u1ec7u in pad b\u1ecb m\u00f2n theo th\u1eddi gian do d\u1ea7u da v\u00e0 ma s\u00e1t. \u0110\u00fac nhi\u1ec1u m\u00e0u nh\u00fang k\u00fd hi\u1ec7u m\u00e0u xuy\u00ean su\u1ed1t to\u00e0n b\u1ed9 \u0111\u1ed9 d\u00e0y th\u00e0nh, khi\u1ebfn \u0111\u1ed3 h\u1ecda tr\u1edf n\u00ean v\u0129nh vi\u1ec5n v\u00e0 kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi m\u00e0i m\u00f2n b\u1ec1 m\u1eb7t ho\u1eb7c l\u00e0m s\u1ea1ch b\u1eb1ng h\u00f3a ch\u1ea5t.<\/p>\n<\/div>\n<div style=\"margin-bottom: 30px\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n \u00e1nh s\u00e1ng r\u00f2 r\u1ec9 trong c\u00e1c n\u00fat nhi\u1ec1u m\u00e0u \u0111\u01b0\u1ee3c chi\u1ebfu s\u00e1ng n\u1ec1n?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">Ng\u0103n \u00e1nh s\u00e1ng r\u00f2 r\u1ec9 \u0111\u00f2i h\u1ecfi c\u00e1c \u0111i\u1ec3m \u0111\u00f3ng khu\u00f4n s\u1eafc n\u00e9t (&lt;0,01mm dung sai) gi\u1eefa v\u1ecf \u0111\u1ee5c v\u00e0 k\u00fd hi\u1ec7u quang h\u1ecdc trong su\u1ed1t. S\u1eed d\u1ee5ng nh\u1ef1a t\u1ed1i c\u00f3 \u0111\u1ed9 m\u1edd cao cho khung v\u1ecf c\u0169ng ch\u1eb7n \u00e1nh s\u00e1ng LED n\u1ed9i b\u1ed9 \u0111i l\u1ea1c.<\/p>\n<\/div>\n<div style=\"margin-bottom: 0\">\n<h3 style=\"font-size: 22px;line-height: 1.5em;font-weight: bold;margin-top: 24px;margin-bottom: 12px;color: #111111\">C\u00e1c h\u1ecd polymer kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u00fac nhi\u1ec1u m\u00e0u kh\u00f4ng?<\/h3>\n<p style=\"font-size: 18px;line-height: 1.8em;text-align: left;margin-bottom: 24px\">S\u1eed d\u1ee5ng c\u00e1c polymer t\u01b0\u01a1ng th\u00edch v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc nh\u01b0 ABS v\u00e0 PC \u0111\u1ea3m b\u1ea3o s\u1ef1 dung h\u1ee3p ph\u00e2n t\u1eed m\u1ea1nh m\u1ebd qua c\u00e1c ranh gi\u1edbi m\u00e0u. C\u00e1c lo\u1ea1i nh\u1ef1a kh\u00f4ng t\u01b0\u01a1ng th\u00edch y\u00eau c\u1ea7u kh\u00f3a c\u01a1 h\u1ecdc \u0111\u1ec3 ng\u0103n t\u00e1ch l\u1edbp d\u01b0\u1edbi s\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t.<\/p>\n<\/div>\n<\/section>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Consumer electronics and automotive interior interfaces demand multi-colored plastic components with high visual contrast and crisp symbol definition. Traditional surface decorating methods like pad printing or secondary spray painting suffer from gradual wear, peeling, and scratching over years of daily handling. Backlit buttons and light indicators face severe light leakage when painted layers flake off [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":2871,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2867","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/2867","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/comments?post=2867"}],"version-history":[{"count":0,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/posts\/2867\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media\/2871"}],"wp:attachment":[{"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/media?parent=2867"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/categories?post=2867"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jcinjectionmolding.com\/vi\/wp-json\/wp\/v2\/tags?post=2867"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}