1.1 Product Introduction
The instrument is an economical and practical color difference meter developed in accordance with international CIE1931/1976 and other relevant standards and international standards. The instrument adopts imported LED light source and sensor, which is stable, durable and economical. The operation interface of the instrument adopts menu operation, which is brief and easy to understand. It is a powerful assistant for the color difference control of the quality department of each enterprise, and also a powerful tool for school teaching, scientific research, and color difference design.
1.2 Product Features
■The menu display and operation are simple and easy to understand, affordable and cost-effective
■The commonly used Lab and Lch modes can be switched freely for measurement
■Automatically display the sample and standard color difference and the degree of color deviation
■Practical average measurement mode, even the surface with uneven color can be measured
■Color difference quality management software can analyze and communicate color difference charts and data
■ Jinzhun JZ-300 Universal Colorimeter can be connected to an external micro-printer to output color difference data in real time
1.3 Scope of application
■Injection color matching and color difference quality control in the production process.
■ Print color difference detection and printing batch color difference control.
■ Color difference analysis of surface treatment such as spray paint and electric aid.
■Color difference in different areas of the metal processing surface.
■Outdoor chromatic aberration quality inspection of batch products.
■ On-line monitoring of product color difference during production.

1.5 Working conditions
Ambient temperature: when operating, the ambient temperature is 0-40°C, the relative humidity is below 80%, and there is no condensation.
Storage temperature: 10-30°C, relative humidity below 70%.
The surrounding environment has no strong vibration, no strong magnetic field interference, no corrosive medium and severe dust.
1.6 Precautions
■ This instrument can only use the special power adapter and qualified AA battery pack provided by our company, otherwise it will cause damage to the instrument, battery leakage, fire or even explosion.
■ The instrument should avoid being placed in a high-temperature environment for a long time, which will cause a decrease in instrument accuracy and performance failure.
■When the instrument is used in a relatively harsh environment, prevent dust, smoke, and corrosive liquid from entering the instrument, causing damage to the instrument.
■ Avoid placing the instrument in a working environment with a strong magnetic field, which will cause abnormal data of the instrument.
■The instrument is a precision instrument, and non-personnel of our company are not allowed to dismantle it without authorization, otherwise it will cause damage to the instrument, resulting in loss of warranty.















