亚洲欧美理伦视频-人妻中文久久久久中文字幕-人妻91精品-日韩欧美一级蜜

What is the optical device of integrating sphere light source?

As a CMS (Chuanghui) series spectrometer widely used in the LED lighting industry in Zhongshan and surrounding areas, with the test specifications in Europe and the United States constantly updated an…

How to measure laser power?

Power consumption is one of the important parameters of the laser, so it has also become a common test instrument and equipment for laser manufacturers and laser users. What types of laser power meter…

Use of integrating ball-auxiliary lamp test platform

The test direction of lamps in the ball is not correct. When the same lamp is tested upward or downward, the test results differ greatly. The standard bulb has not been calibrated or has been used for…

Sample delivery requirements for 18 common detection instruments

Infrared spectrum has wide applicability to samples. It has the characteristics of fast detection, good repeatability and small sample consumption. Solid, liquid samples, inorganic, organic and polyme…

How to detect haze and transmittance of glasses

China has a huge eyewear market and great growth potential, but the market competition is also extremely fierce. There are problems in the market, such as disorderly competition, non-standard operatio…

Innovators in the textile industry | Faster and more efficient way of work! Digital color management is so awesome!

Can digital color be trusted? 3D design is an exciting technology. While reducing waste to achieve green environmental protection, it can also speed up design to keep up with customer trends. At pres…

You know what? The original glasses also have a shelf life

I believe that there are many adults with the same doubts, In most of their lives Don't change glasses for a year or two, but is it safe to do so? But! Just as food has a shelf life, Our glasses a…