Color Density Measurement Instrument

A color densitometer calculates color density values by measuring the amount of light reflected or transmitted from the surface of an object. It is used to detect the color concentration of printed materials and coatings, control color consistency during production, and is applied in quality monitoring for industries such as printing and packaging.
Selection
When selecting a color densitometer, consider measurement accuracy and repeatability, ensure it matches the reflection or transmission mode of the material being measured, confirm that the measurement aperture and light source type comply with standards, check the instrument's calibration stability, evaluate the convenience of the operation interface and data output functions, and determine a suitable model based on the budget.

Terms

Standards

Instruments

Adopt horizontal press measurement and physical positioning observation window, density Repeatability ≤ 0.001D, chroma Repeatability dE * ab ≤ 0.03, provide nearly 30 kinds of Measurement parameters and more than 30 kinds of evaluation Illuminants, and support connection PC software and mobile end applications.

$ 3285.00

High Accuracy Sensor is used to ensure stable weighing, Density direct reading reaction time is less than 3 seconds, Density upper and lower limits and specific gravity paraMeters can be customized, and solid Density, volume and metal purity measurement are supported.

$ 716.00

Using diffuse transmission optical path design, optical density Measurement range 0.00-6 OD, light transmitance accuracy +/- 2%, can simultaneously measure light transmitance, absolute optical density, relative optical density and Dot area ratio.

$ 673.00

High Accuracy weighing system with density accuracy of 0.001g/cm ³, maximum weighing of 210g, built-in density reference program, support for solid and liquid density testing, equipped with level indicator and overload alarm function.

$ 525.00

7 inch wireless split structure to achieve long-distance control, density Measurement range coverage > 1 and < 1, readability of 0.0001g/cm ³, support for a variety of liquid types and fast measurement, easy and durable operation.

$ 627.00

7 inch industrial flat panel Touchscreen to achieve split control, core components imported to ensure Stability, density Measurement range and accuracy of 0.001g/cm ³, support a variety of liquid types and concentration unit conversion, built-in 6000mAh battery to ensure continuous work.

$ 545.00

Adopt Φ 4mm measurement aperture and full Light spectrum LED Illuminant, chromatic value Repeatability Delta E * ab 0.05, support cloud color database and a variety of Color difference formula calculation, portable design with dust cover and long battery life.

$ 538.00

Internal fixed capacity 100ml, reduced bubble effect by compression mechanism, high measurement Repeatability, equipped with desktop stand and cleaning brush, suitable for a variety of liquid density tests.

$ 2813.00

Density accuracy of 0.001g/cm ³, maximum weighing 210g, built-in a variety of density reference and accurate calculation program, support overload alarm and level indication, optional communication serial port and windshield.

$ 525.00

Measurement range 0.001~ 99.999g/cm ³, density accuracy of 0.001g/cm ³, can quickly test various viscosity liquids, sampling only 50CC, self-contained battery is easy to use on site.

$ 256.00

With 45 °/0 ° illumination and D65 Measurement light source, viewing angle of 10 °, support for multiple Color model conversion, weight of only 45g for portability, quality control and complementary color suggestions.

$ 380.00

Using Electromagnetic Force Sensor to ensure data accuracy, density Measurement range 0~ 10g/cm ³, resolution 0.0001g/cm ³, large sink glass to reduce errors, built-in a variety of liquid density values, under the dish weighing design anti-spill.

$ 754.00

Adopt 8 °/d illumination mode and Φ 4mm measurement diaMeter, chromatic value Repeatability Delta E * ab within 0.1, with Automatic calibration and moving Color Chart database function, support a variety of Color difference formula and Illuminant simulation.

$ 344.00

Horizontal press measurement combined with a physical positioning observation window, with repeatability accuracy dE*ab ≤ 0.02. It supports 5 measurement apertures and over 30 measurement parameters, and enables color data sharing through a mobile application.

$ 1364.00

High Accuracy Sensor is used to ensure stable weighing, Density direct reading reaction time is less than 3 seconds, Density upper and lower limits and specific gravity paraMeters can be customized, and various measurement modes such as liquid Density are supported.

$ 587.00

Articles

Application of Flexographic Proofing Press in Evaluating Color Reproducibility of Flexographic Inks
This article primarily discusses the use of a flexographic proofer to evaluate the color reproducibility of flexographic inks. It introduces the role of the proofer in simulating production conditions and explains how to prepare samples by setting parameters such as pressure, speed, and anilox roll specifications.
The friction color fastness tester measures the amount of color transfer under dry and wet abrasion conditions for ink.
This article introduces a method for testing the amount of ink color transfer using a friction colorfastness tester, simulating both dry and wet rubbing conditions. Dry rubbing involves rubbing the ink surface with a dry white cotton cloth, while wet rubbing uses a white cotton cloth moistened with water.
The necessity of a standard light source box in visual color comparison and color difference assessment of coatings.
In the production of coatings, accurate color evaluation is crucial. Visual color comparison is easily affected by light, as natural light is unstable, and different lighting conditions can make colors appear different.
Colorimeter controls batch color difference in plastic and rubber films.
This article primarily discusses how to use a colorimeter to control color differences in the production of plastic and rubber films. It explains the working principle of the colorimeter, which involves converting colors into numerical values represented by L, a, and b values, and then calculating the color difference.
Colorimeter evaluates the change in yellowing index of transparent resin.
This article introduces how to use a colorimeter to measure the yellowing index changes in transparent resin. Transparent resin can turn yellow over time or due to environmental influences, and the yellowing index can quantify the degree of color change.
Colorimeter evaluation of color difference in anodized coloring layers
This article explains how colorimeters are used to evaluate color differences in anodized coloring layers. It describes how colorimeters convert colors into numerical values based on international standards and quantify color variations by calculating the color difference ΔE.
Tap density tester evaluates the accumulation characteristics of sprayed powder.
This article introduces how to use a tap density tester to evaluate the packing characteristics of spray powders. The tap density tester simulates vibration to densely pack the powder and measures the mass per unit volume, thereby obtaining the tap density.
Application of Colorimeters in Color Management for Packaging and Printing
This article mainly discusses the application of colorimeters in color management for packaging and printing. A colorimeter is an instrument used to measure color, capable of converting colors into numerical values, such as representing them with L*a*b* values.
Standardized ink color evaluation environment for visual color comparison cabinets
This article introduces the standardized application of visual color comparison boxes in ink color evaluation. It emphasizes that to ensure the accuracy and consistency of color judgments, the evaluation environment must be strictly controlled.
Multi-angle colorimeter detects color changes in pearlescent coatings.
Pearlescent coatings contain special flake pigments that produce color effects that vary with the viewing angle, known as "goniochromism." Traditional single-angle measurements struggle to accurately capture this characteristic.
Application of Colorimeters in Controlling Color Differences in Paint Batches
This article introduces the role of colorimeters in controlling color consistency in paint production. Since human judgment of color is easily influenced by lighting and subjective factors, colorimeters quantify color differences in the CIELAB color space by measuring spectral data, providing an objective basis for production.
The role of spectrophotometers in ink color matching
The spectrophotometer objectively quantifies color by measuring the spectral data of ink. Based on the Lambert-Beer law, it converts color into calculable spectral values, replacing traditional methods that rely on the human eye and experience.
Determination of Chromaticity Value of Pulp by Spectrophotometry
This article introduces the method for determining pulp chromaticity using spectrophotometry. It first explains the importance of chromaticity for pulp quality, then details the basic principles of spectrophotometry, which quantifies color by measuring the reflection of light from the pulp, typically expressed using the CIELAB color system.
Application of Colorimeter and Color Matching Box in Pigment Color Inspection
A colorimeter and a light booth are two primary tools in pigment color inspection. The colorimeter measures color through photoelectric principles, while the light booth provides a standardized light source environment for visual evaluation of color effects, metamerism, and other phenomena.
Comparative Study of Lovibond Colorimeter and Iron-Cobalt Colorimeter
The Lovibond colorimeter and the iron-cobalt colorimeter are two widely used visual color measurement instruments in the industrial field. Both are designed based on the principle of standard color comparison, yet they exhibit significant differences in their specific implementation methods and application standards.