Introduction
A colorimeter is an instrument used to measure the color of a sample, and it is used for quality control, color matching, and analysis in the paint, printing, plastics, food, beverage, pharmaceutical, and textile industries, and in laboratories. Colorimeters operate by illuminating the sample with a standard light source and measuring the light reflected from or transmitted through the sample with photodetectors fitted with filters that correspond to the sensitivity of the human eye or to specific color standards; the instrument provides color values in various systems, such as tristimulus values and the L*a*b* color space, or it may measure the concentration of a colored substance by the intensity of its color, using the Beer-Lambert law, and the measured color is compared with standards or specifications to assess the color quality of the product. Colorimeters are used in the paint and coating industry for color matching and batch-to-batch consistency; in the printing and plastics industries for color control; in the food and beverage industry for assessing the color of products, such as juices, sauces, and baked goods, which is an indicator of quality; in the pharmaceutical industry for tablet and liquid color testing; in the textile industry for dye quality; in water analysis for measuring color in water; and in chemistry for quantitative colorimetric analysis, and they are available as benchtop and portable instruments, with features such as standard light sources, digital displays, and data output. With their importance in color assessment, colorimeters are essential instruments for color quality control and analysis.
Spectral Colorimeter LCS-T2013
Spectral Colorimeter features data storage capacity of 500 standard pieces and 5000 sample pieces, providing easy storage and management of large dataset. It includes a metamerism index ...
Spectral Colorimeter LCS-T2012
Spectral Colorimeter offers a reflectance range of 0 to 200%, handling low and high reflectivity surfaces with precise accuracy. It features various color spaces for accurate color measu...
Spectral Colorimeter LCS-T2011
Spectral Colorimeter offers viewing angles of 2° and 10° for accurate color analysis under standard observer conditions. It features adjustable measurement modes to accommodate various...
Laboratory Colorimeter LCC-T2010
Laboratory Colorimeter is a compact and bench-top design that offers a measuring range of 0 to 5000 . It has a 7-inch high-resolution touch screen that enables user-friendly navigation. ...
Spectral Colorimeter LCS-T2010
Spectral Colorimeter features a sphere size of Φ40 mm, providing optimal light collection for reliable color measurement on various materials. The system is integrated with a polarizati...
Portable Colorimeter LPCO-T2010
Portable Colorimeter measures 0 to 500 using platinum-cobalt colorimetry. It supports absorbance measurements ranging from -0.3 to 3 A with 0.01 resolution. The instrument operates in 5 ...
Portable Colorimeter LPCO-T2011
Portable Colorimeter features storage capacity of 100 standard and 20,000 sample measurements for efficient data storage of large dataset. It has integrated white calibration plate, prov...
Portable Colorimeter LPCO-T2010
Portable Colorimeter offers measuring aperture of Φ8 mm for accurate color readings across various surface materials. The system is integrated with silicon photoelectric diode for high ...
Benchtop Colorimeter LCOM-T2014
Benchtop Colorimeter provides a measuring range of 0 to 500PCU, with an indication error not exceeding 3%. It allows for self-calibration during operation, enhancing accuracy and reducin...
Benchtop Colorimeter LCOM-T2013
Benchtop Colorimeter has a benchtop design that provides a measuring range of 0 to 100PCU. It employs a cold light source combined with a narrow-band interference optical system to ensur...
Benchtop Colorimeter LCOM-T2012
Benchtop Colorimeter provides a measuring range within 0 to 500 . Features with a large display allowing for simple and intuitive operation. The robust design and simple interface make i...
Benchtop Colorimeter LCOM-T2011
Benchtop Colorimeter has wide range of measurement with minimum resolution of 0.01PCU. Utilizes a cold light source and a narrow-band interference optical system, providing excellent opt...
Spectral Colorimeter LCS-T2017
Spectral Colorimeter offers a measuring aperture of Φ8mm, maintaining a balance between measurement area and spatial resolution for accurate color analysis. The device has a high reflec...
Spectral Colorimeter LCS-T2016
Spectral Colorimeter offers a semiband width of 10nm, ensuring wavelength resolution for accurate color differentiation and spectral analysis. It features an integrated white calibration...
Spectral Colorimeter LCS-T2015
Spectral Colorimeter features a wavelength range of 400 to 700 nm, delivering reliable color evaluation across the visible spectrum. The device has customizable measurement modes for adj...
Spectral Colorimeter LCS-T2014
Spectral Colorimeter features a measurement time of 1.5s, providing fast and precise sample analysis for increased stability. The system is integrated with an advanced sample identificat...
Portable Colorimeter LPCO-T2017
Portable Colorimeter features a data storage capacity of 100 standard pieces and 10000 sample pieces, providing easy storage and management of large data. It features an automated sample...
Portable Colorimeter LPCO-T2016
Portable Colorimeter offers storage temperature between -20 to 50 °C, maintaining the device when stored in different environmental conditions. The colorimeter has a remote monitoring o...
Portable Colorimeter LPCO-T2015
Portable Colorimeter features a humidity range of 0 to 85% for consistent measurements in diverse environmental conditions. It has an blue light source for stable illumination and accura...
Portable Colorimeter LPCO-T2014
Portable Colorimeter features a repeatability of ΔE ×ab 0.08, detecting color variations for accurate analysis. It offers temperature and humidity sensors for monitoring environmental...
Portable Colorimeter LPCO-T2013
Portable Colorimeter features a 45°/0° optical geometry, optimizing the light source for precise color measurements. It includes a color-tolerant measurement mode that ensures accurat...
Portable Colorimeter LPCO-T2012
Portable Colorimeter offers a measurement time of 1.5 s, providing fast and precise sample analysis for increased stability. The system is integrated with a temperature control panel, pr...
Portable Colorimeter LPCO-T2011
Portable Colorimeter features D/8 viewing geometry with + modes for accurate and consistent color measurement. Its advanced optical system ensures consistent, reliable, and repeatable co...
Spectral Colorimeter LCS-T2013
Spectral Colorimeter is integrated with dual optical sensors and operates wavelength range from 360 to 780 nm. It features a d/0 measurement condition with a maximum of 200% range for ac...
Portable Colorimeter LPCO-T2010
Portable Colorimeter offers 8/d illuminating and viewing geometry combined with a 4mm measuring aperture. It is equipped with advanced a silicon photoelectric diode detector that ensures...
Spectral Colorimeter LCS-T2011
Spectral Colorimeter is a lightweight handheld colorimeter with advanced technology. It utilizes inter-stage consistency for monitoring light source energy fluctuations. This analytical ...
Saybolt Colorimeter LSBO-T2010
Saybolt Colorimeter a measurement range from -16 (deepest) to +30 (lightest). Its dual-tube system with standard color and sample glass ensures consistent optical comparison. The compact...
Benchtop Colorimeter LCOM-T2010
Benchtop Colorimeter has wide range light filters that covers visible light from 420 to 660 nm. Ensures accurate concentration and color measurement for diverse samples. Offers dual knob...
Automatic Colorimeter LACO-T2010
Automatic Colorimeter provides chromaticity coordinate accuracy of 0.0001 and stability of ≤ 0.1. Utilizes imported diffuse on-axis illumination for precise observation of geometric con...
Laboratory Colorimeter LCC-T2012
Laboratory Colorimeter features a wavelength interval of 10 nm for precise spectral resolution. The instrument supports automatic calibration to ensure long-term measurement stability. I...
Laboratory Colorimeter LCC-T2014
The color card reading laboratory colorimeter can set L × a × b × value manually for standard samples. The measurement accuracy is assured through the white & black calibration. The c...
Laboratory Colorimeter LCC-T2013
The color card reading laboratory colorimeter offers the specular component excluded measuring condition, specially designed for color measurement of powders, pasty materials, colloids a...
Laboratory Colorimeter LCC-T2011
Laboratory Colorimeter features a wavelength range of 400 to 700 nm for accurate color measurement across the visible spectrum. It is equipped with advanced three easily replaceable meas...
Laboratory Colorimeter LCC-T2010
The color card reading laboratory colorimeter reads the colored samples. It is equipped with advanced 2.4 inch screen to display the matching color card number on screen. It comes with b...
Spectral Colorimeter LCS-T2010
Spectral colorimeter with high precision is adopted with spectral measurement working theory which greatly improves the accuracy of colorimeter. Equipped with superior leather design, he...
Spectral Colorimeter LCS-T2012
Spectral colorimeter with high precision, is adopted with spectral measurement working theory which greatly improves the accuracy of colorimeter. The superior leather design, helps in in...
Standards
ASTM E308-22-Standard Practice for Computing the Colors of Objects by Using the CIE System
ISO/CIE 11664-4:2019-Colorimetry-Part 4: CIE 1976 L*a*b* colour space
ISO/CIE 11664-6:2022-Colorimetry-Part 6: CIEDE2000 colour-difference formula
Complies with the above standards, but is not limited to them.
Features
1. Colorimeter for measuring color and absorbance of samples at specific wavelengths.
2. Tristimulus or filter-based measurement for objective color assessment.
3. Suitable for food, beverage, textile, paint, plastic, chemical and quality control.
4. Includes light source, filters, sample compartment, detector and display.
5. Supports color measurement, concentration analysis and quality comparison.
FAQ
Q1: What testing scenarios is this colorimeter mainly applied to?
A: The colorimeter is used in food and beverage production, textile manufacturing, paint and coating, plastics, chemical processing, quality control, education and research laboratories to measure the color of products and materials, or the absorbance of colored solutions for quantitative analysis. It supports food and beverage color measurement (juice, sauce, oil), textile and fabric color assessment, paint and coating color matching, plastic product color evaluation, chemical solution concentration measurement via color reaction, water quality color testing, and educational color science experiments. The colorimeter provides objective, numerical color measurement replacing subjective visual assessment, enabling consistent quality control and color matching. It is essential for food, beverage, textile, paint, plastic, chemical and quality control laboratories requiring objective color measurement for product quality assessment, color matching, process control, regulatory compliance and research, where consistent color is critical for product appearance, customer acceptance, brand identity and quality consistency in food, beverage, textile, paint, plastic and industrial applications requiring reliable, reproducible color measurement and comparison using standardized tristimulus or filter-based colorimetry.
Q2: What standards does the colorimeter comply with?
A: The colorimeter follows ISO 11664 for colorimetry, CIE color space standards, ASTM E1164 for spectral data acquisition, and relevant GB/T standards for color measurement. For solution absorbance, it follows applicable spectrophotometric standards. The instrument complies with relevant safety standards. Calibration should use certified white and color reference tiles or standard solutions traceable to international standards.
Q3: What is the warranty period for the whole machine and key components?
A: The whole colorimeter is covered by a 12-month warranty. The light source, filters, detector, electronics and display are covered, while calibration tiles, sample cells, bulbs and fuses are consumables or accessories. Damage from improper use, dropping or unauthorized repair is excluded. Extended service contracts are available for quality control equipment.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires basic training in color measurement, calibration and data interpretation. We provide an operation manual and remote guidance. Proper calibration, sample preparation, measurement technique and result interpretation are important for accurate color measurement, particularly for quality control and color matching.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified white and color reference tiles recommended every 6-12 months. Routine white calibration before each use session. Light source intensity checked periodically. Sample cell condition verified. Full system performance verification annually. Routine verification with a standard color tile for critical measurements.
Q7: Are supporting consumables universal?
A: Calibration tiles, sample cells, bulbs and batteries are available from specialized suppliers, though instrument-specific parts should be verified. Long-term consumable cost is low to moderate depending on usage.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes measurement geometry, wavelength/filter selection, color spaces, sample type (solid, liquid), software features and connectivity. Additional calibration tiles, sample cells and accessories can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: No complex installation is required for benchtop colorimeters. The package includes the colorimeter, calibration tiles and instruction manual. On-site training service is available at additional cost for quality control setup.
Q10: What types of samples are compatible with this equipment?
A: The colorimeter measures color of solid, liquid and powder samples within the measurement geometry and specification. For solid samples, the surface should be flat, uniform and representative. For liquid samples, clear solutions in cuvettes are measured for absorbance or transmittance. Very small, highly textured or curved samples may require special measurement techniques. Users should calibrate with certified reference tiles before use, select appropriate measurement mode for the sample type, ensure proper sample presentation and contact (for solids), use clean, scratch-free cuvettes (for liquids), report results in appropriate color space (CIELAB, etc.) with illuminant and observer specified, and maintain proper calibration for reliable color quality control. For solution concentration measurement, follow Beer-Lambert law principles with proper calibration curves and blank correction.
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