Shenzhen ThreeNH Technology Co., Ltd. is a high-tech enterprise. We research, develop, produce and market photoelectric detection products in photoelectric detection technology field and color management field.After years of intensice research, 3nh has launched NS series spectrophotometer and NH, NR series colorimeter, ISO12233 resolution test chart, optical image test solution and specific standard illuminant which are widely used in plastic, electronic, paint, ink, textile, garment, printing and dyeing, food, medical, cosmetic, optical image test industries and the field of scientific research, school and laboratory. Our products are exported around the world. We can provide customization service which has been well received by customers.

3nh cherishes talents, focuses on talents. Company brings together many of high-level, high educated professionals. Among them, undergraduate academic staffs of the total number of company accounted for more than 80%; postgraduate staffs of the total number of company accounted for 30%. It involves the fields of photometry, electronic circuit, embedded system, photoelectric detection, mechanical structure design, optical design, application software, lighting technology electronic commerce and internet. 3nh team has strong capability to design, develop and produce on its own. The company has a large number of innovation patents, core technologies and intellectual property rights of 3nh products.

3nh adheres to “people-oriented, customer first, technological innovation, sustainable development” business philosophy to meet customer demand continuously, to create value for customers and to achieve win-win situation and common development.


development history


the company was founded in 1998.

Shanghai, Beijing, Taiwan, jiangsu and zhejiang branches have been established;The output of standard light source is the first to exceed the international old brand, and the sales volume ranks the first in the world;

The first color difference meter was developed in China;It has successively obtained 16 national patents of independent intellectual property rights for scientific and technological innovation.Through ISO9001 international quality management system certification;

NHG series full touch screen gloss meter was launched and exported to Europe and the United States; major breakthroughs in resolution test cards; successfully developed LED color tube; independently developed a grating spectrophotometer with independent intellectual property rights; obtained national high-tech enterprise

YS60 series desktop spectrophotometer was launched, and its measurement accuracy is in line with international standards. YG series high-precision gloss meter was launched. Continuous research and development, excellence, more new projects are in progress, so stay tuned.

Successfully developed YD series density meter products, YS45 series spectrophotometer, coating thickness meter and haze meter


Professional Manufacturer of color testing equipment Cabinets.automobile colorimeter, textile colorimeter,food colorimeter.

Light Booth

Professional Manufacturer of Color Assessment Cabinets,Global Leader in Color Viewing Cabinet Solutions,Color Matching Box Manufacturer.

Test Charts

Another option for color appearance measurement and image evaluation