3NH is a leading high-tech manufacturer specializing in photoelectric detection instruments, spectrophotometers, colorimeters, and color management solutions.
Shenzhen ThreeNH Technology Co., Ltd (3NH) is a distinguished high-tech enterprise renowned for its extensive research, development, and manufacturing of advanced photoelectric detection products. With decades of expertise in the color management field, 3NH produces industry-leading spectrophotometers, colorimeters, gloss meters, and resolution test charts.
Widely adopted across the plastics, electronics, textile, paint, and automotive industries, 3NH instruments are known for their precision and reliability. Whether conducting rigorous quality control in a laboratory or performing on-the-spot industrial inspections, 3NH delivers robust devices tailored for accurate color and surface measurement.
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You can find user manuals and operation guides for 3NH colorimeters, spectrophotometers, and gloss meters directly on this page or the official 3NH website.
Warranty details can be found on the official 3NH Returns and Warranties page, providing limited warranty services for purchased models.
Most 3NH devices will automatically prompt a calibration when powered on with the calibration tile correctly positioned. Please refer to your specific model's manual for detailed procedures.
You can reach 3NH support by emailing 3nh@3nh.com or sales@3nh.com, or by calling +86 0755-26508999.
