In the pearl quality grading, glossiness is an important indicator to measure the value of pearls. To accurately quantify the glossiness of pearls, it is necessary to use an instrument to measure the glossiness of pearls. Since pearls are small in size and have curved surfaces, a microporous high-precision gloss meter can be used. This article introduces the method of measuring the glossiness of pearls with a microporous gloss meter.

Applying Orange Peel Textured Paint on products can not only meet the special performance requirements of the products, but also meet the customers\\\' requirements for high decorativeness and complete machine matching of product appearance. However, in the process of spraying Orange Peel Textured Paint, color difference is very easy to occur, which affects the spraying effect. This article introduces the causes of color difference of Orange Peel Textured Paint and the control methods.

In the spice industry, color evaluation has always been a challenging task. The texture, grinding method and color difference of spices make it difficult for traditional contact measurement equipment to provide accurate and reliable readings. More importantly, powdered or paste spices are at risk of contamination when using traditional equipment. In order to meet these challenges, the YL4668 spectrophotometer came into being, bringing a new non-contact solution for spice color evaluation.

The color of flue-cured tobacco leaves is an important indicator for evaluating the appearance quality of tobacco leaves. In the national flue-cured tobacco standards, tobacco leaf color is an important grading indicator. The quality of tobacco leaf color directly affects the price of tobacco leaves as a commodity. So, how to grade tobacco leaf color? This article introduces it, and friends who are interested can learn about it!

In recent years, with the development of maxillofacial prosthodontics, the simulation of prostheses has become the goal of today\'s prosthodontics. Patients are no longer limited to the functional application of prostheses, but have further improved their requirements for aesthetics. Colorimeter is a tool that can quantify the color of the surface of an object. The objectivity and accuracy of the instrument\'s color measurement lay the foundation for its application in the field of prosthodontics. This article introduces the application of colorimeter in the field of oral prosthodontics.

Skin color changes can reflect the integrity of the skin barrier, the sensitivity of the skin, and the skin\'s response to drugs, beauty, and skin care products. Therefore, quantitative analysis of skin color changes is of great significance in dermatology and beauty and skin care work. This article introduces the application of colorimeter in skin color measurement.