Overview
The microcomputer fluorescence whiteness meter is a specialized instrument designed for precise measurement of whiteness and fluorescence in various materials. It is widely used in industries such as paper manufacturing, textile production, and plastic fabrication where color consistency is critical. The device integrates advanced optical technology with microcomputer control to deliver reliable and repeatable results. Modern versions of this instrument feature digital displays, automated calibration, and data storage capabilities. They comply with international standards for whiteness measurement, ensuring comparability of results across different laboratories and production facilities.
Structure and Working Principle
The instrument consists of a light source, optical system, sample holder, detector, and microcomputer processing unit. It operates by illuminating the sample with specific wavelengths of light and measuring both the reflected light (for whiteness) and any emitted fluorescence. The optical system typically includes filters to isolate the desired wavelengths and a photodetector to convert light signals into electrical ones. The microcomputer processes these signals to calculate whiteness indices according to established formulas such as the CIE whiteness scale or the Ganz whiteness formula.
Key Features
High-precision measurement is achieved through stable light sources and sensitive detectors, with typical resolution of 0.1 whiteness units. Automatic calibration functions minimize operator error and ensure measurement consistency over time. Many models offer multiple measurement modes for different material types and industry standards. Advanced versions may include temperature compensation, statistical analysis functions, and connectivity options for data transfer to computer systems.
Application Areas
In the paper industry, these instruments are essential for quality control of printing and writing papers. Textile manufacturers use them to evaluate fabric whiteness after bleaching or brightening treatments. The plastics industry employs whiteness meters to monitor polymer quality and additive effectiveness. Other applications include ceramics, detergents, and food packaging where whiteness is an important quality parameter.
Maintenance and Precautions
Regular maintenance includes cleaning optical components with appropriate materials to prevent measurement drift. The instrument should be calibrated according to manufacturer recommendations using standard reference materials. Avoid exposing the device to extreme temperatures or humidity. When not in use, cover the sample port to prevent dust accumulation. Periodic performance verification should be conducted to ensure measurement accuracy.
B2B Procurement Guide
When purchasing a whiteness meter, consider the specific measurement standards required for your industry. Evaluate instruments based on their measurement range, repeatability, and compliance with relevant ISO or ASTM standards. Assess the supplier's technical support capabilities and availability of spare parts. For multi-site operations, consider instruments with consistent performance across units to ensure comparable results. Request demonstration and validation testing with your actual samples before purchase.
Related Manufacturers
- 主营：浓度监、分析仪、监测仪、微机型白度仪、剂量计、报警仪、天然气、能谱仪、测量仪、水质分、水分仪、半电池、黑度仪、测汞仪、测定仪、农残仪、接虫袋、流量计、浊度计、采样器、传声器、消解器、噪声计、氮吹仪、酒石酸、硬度计
- 主营：台式荧光白度仪、气体检测仪、水质检测仪、环境检测类仪器设备
- 主营：分析仪、磁悬液、压力计、荧光检测仪、定氮仪、报警仪、蒸馏水、粉尘仪、测量仪、温湿度、水分仪、油质载、皮托管、便携秤、测定仪、清洗剂、黑磁膏、粉碎机、热电偶、冷却液、色差仪、内窥镜、氯离子、浊度计、抛光布、变送器
- 主营：漆膜回、厚度2mm、流动仪、台式微机荧光白度仪、测斜管、养护箱、分散机、测量仪、耐冲击、电极头、测定仪、弯折仪、测读仪、轴力计、抽提仪、半白纸、漆膜摆、筛析仪、点荷仪、硬度计、土壤蝶、测定土、沥青蜡、土工布、引伸仪、测试仪
- 主营：质构仪、肉品嫩度测试仪、肉类系水力测试仪、便携式微机荧光白度仪、蛋壳强度测试仪、碳纸垂直方向电阻率测试仪、双极板接触电阻测试仪、烟丝填充值测定仪、烟丝弹性测试仪、烟种包衣抗压强度测试仪、碳纸压缩率测定仪、碳纸透气度测试仪、软胶囊硬度测试仪、乒乓球波式硬度仪、网球变形测试仪、微针强度测试仪、鱼糜弹性测试仪、凝胶强度测试仪、果蔬硬度测试仪、方糖硬度测试仪、颗粒抗压强度测试仪、云母带挺度测试仪、凹陷度试验机
- 主营：橡胶帽、分析仪、粉尘仪、台式微机荧光白度仪、测量仪、流通池、高度计、记录器、过滤罐、扫描仪、湿坑泵、扩音器、油槽泵、drager罩、管道仪、救援包、校准盐、model2431、model2433、model2432、model2434、双壳泵、浆液泵、润滑油、噪音计、真空泵
- 主营：箱式电阻炉、马弗炉、分散机、白度仪、匀浆机、浊度计、液氮罐、低温冷却液循环泵、移液器、土壤干燥箱、电热恒温水浴锅、电热恒温培养箱、摇床烧瓶夹具
- 主营：拉力试验机、耐折度仪、耐破度仪、3Y微机型荧光白度仪、层间剥离试验机、老化箱、电晕笔、扭矩仪、压缩试验仪、质构仪、万能试验机、摩擦系数仪、跌落试验机、热封试验仪、柔软度仪、密封试验西、环形初粘测试仪、探针初粘测试仪、恒温恒湿箱、高低温试验机、恒温持粘测试仪、干燥箱、撕裂度仪、抄片机、全自动抄片机、瓦力打浆机
- 主营：[]
- 主营：分析仪、测定机、垂直振动机、白度仪、水分测定仪、尿素检测仪、电磁振动台、四探针测试仪、在线氟离子计、电粉末压片机、二氧化碳测定仪、臭氧浓度检测仪
- 主营：分析仪、振筛机、监测仪、白度仪、折射仪、点样仪、雨量仪、镜画仪、测定仪、扫描仪