In line with Chinese Grade 1 Spectrodensitometer standard
3nh YD5050 Plus Grating Spectrophotometer Densitometer with 45/0(45 ring-shaped illumination, 0 degree viewing angle), comply to standard ISO 5-4,CIE No.15. It is suitable for using in ink printing, in Film Processing, Textile Printing and Dyeing, Plastic Electronics and Other Industries for Color Measurement and Quality Control, Speed + Accuracy: 3nh Grating Spectrodensitometer Streamlines Your Color Density Workflow
Key Highlights
45/0 geometrical optics structure, comply with CIE
Reflectance spectrum, CMYK density and Lab
3.5-inch TFT true-color screen, capacitive touch screen, concave grating
Ergonomic structure design
Φ2/4/8mm Optional apertures
Pinting plants process control and quality control
3nh launched new model YD5050 Plus Grating Spectrophotometer Densitometer with 45/0(45 ring-shaped illumination, 0 degree viewing angle), comply to standard ISO 5-4,CIE No.15. It is suitable for using in ink printing, in Film Processing, Textile Printing and Dyeing, Plastic Electronics and Other Industries for Color Measurement and Quality Control;especially suitable for the measurement and quality control of optical density and dot enlargement in ink printing.

Under the 45/0 geometric optical illumination and the testing conditions of M O, M 1,M 2 , M 3 stipulated by ISO 13655 standard, the instrument can accurately measure the reflectance data of samples. Under multiple color spaces, it can accurately measure various printing density indexes, color difference formulas and color indexes, and can meet the user's regular testing of various parameters.
Product Features
1. 45/0 geometrical optics structure, comply with CIE, the testing conditions of M O, M 1,M 2 , M 3 stipulated by ISO 13655 standard, it can accurately measure various printing density , overprint rate and other printing parameters.
2. Accurately measure reflectance spectrum, CMYK density and Lab value of the sample;
3. High-configuration electronic hardware: 3.5-inch TFT true-color screen, capacitive touch screen, concave grating, 256-pixel dual-array CMOS image sensor, etc.;
4. Perfect combination of the beautiful appearance and the ergonomic structure design;
5. Optional apertures: Φ2/4/8mm, adapt to more samples;
6. Large-capacity storage space, over 20,000 test data
7. Combined LED light sources with long life and low power consumption, including UV light;
8. USB/Blue2.1 dual communication mode is widely useful;
9. Especially suitable for process control and quality control of printing plants;
10. PC software has powerful function expansion.
3nh offers a comprehensive range of professional densitometry instruments designed to deliver accurate, repeatable density measurements across diverse materials and industries. From portable handheld devices to high-performance bench-top models, our densitometers provide reliable data for ink density, film thickness, coating opacity, and substrate analysis. Equipped with advanced optical sensors and intelligent software, 3nh densitometry tools ensure consistent quality control, reduce material waste, and optimize production efficiency for printing, packaging, textiles, and coating applications.

We’re always happy to discuss new color measurement projects. If you don’t see what you’re looking for above, get in touch. Our team will be glad to help, Our color specialists support you one to one.
| Model | YD5050 Plus |
| Measurement Geometry | 45/0(45 ring-shaped illumination, 0 degree viewing angle); ISO 5-4,CIE No.15 |
| Features | high accuracy spectrophotometer densitometer, apply in ink printing, in Film Processing, Textile Printing and Dyeing, Plastic Electronics and Other Industries for Color Measurement and Quality Control;especially suitable for the measurement and quality control of optical density and dot enlargement in ink printing;able to customize single aperture Φ2mm,Φ4mm,Φ8mm. |
| Light Source | Combined LED Light, UV Light |
| Spectral separation device | Concave Grating |
| Detector | 256 Image Element Double Array CMOS Image Sensor |
| Wavelength Range | 400~700nm |
| Wavelength Pitch | 10nm |
| Half Bandwidth | 10nm |
| Measurement Conditions | Compliance with ISO 13655 measurement conditions; M0 (CIE Light Soure A) M1 (CIE Light Soure D50) M2 (Excluding UV light source) M3 (M2+Polarized light filter) |
| Density Standards | ISO Status A, E, I, T |
| Density index | Density value, density difference, dot area, dot enlargement, overprint, printing characteristics, printing contrast, tone error and gray scale, density scanning |
| Measurement aperture | Customized one aperture:Φ2mm,Φ4mm,Φ8mm optional |
| Color Spaces | CIE LAB,XYZ,Yxy,LCh,CIE LUV,HunterLAB |
| Color Difference Formula | ΔE*ab,ΔE*94,ΔE*00,ΔE*uv,ΔE*cmc(2:1),ΔE*cmc(1:1),ΔE(Hunter) |
| Other Colorimetric Index | WI(ASTM E313,CIE/ISO,AATCC,Hunter), YI(ASTM D1925,ASTM 313), MI (Metamerism Index),Opacity, |
| Observer Angle | 2°/10° |
| Illuminants | A,C,D50,D55,D65,D75,F2(CWF),F7(DLP),F11(TL84),F12(TL83/U30),F1,F3,F4,F5,F6,F8,F9,F10(TPL5) |
| Measurement Time | About 1.5s |
| Repeatability | Density: Within 0.01 D |
| Chromaticity value:within ΔE*ab 0.03 ( When a white calibration plate is measured 30 times at 5 second intervals after white calibration) Except M3 | |
| Inter-instrument Error | Within ΔE*ab 0.18 (Average for 12 BCRA Series II color tiles) Except M3 |
| Measurement mode | Single Measurement, Average Measurement(2-99) |
| Size(L*W*H) | 184*77*105mm |
| Weight | About 600g |
| Power source | Li-ion battery. 5000 measurements within 8 hours |
| Illuminant Life Span | 5 years, more than 3 million times measurements |
| Display | 3.5-inch TFT color LCD, Capacitive Touch Screen |
| Interface | USB, Bluetooth ®5.0 |
| Data memory | 20000 pcs |
| Language | Simplified Chinese, English, Traditional Chinese |
| Working Environment | Temperature: 0~40℃; Humidity: 0~85% (No Condensation);altitude: less than 2000 m |
| Storage Environment | Temperature: -20~50℃; Humidity: 0~85% (No Condensation) |
| Standard Accessory | Power Adapter, USB Cable, Built-in li-ion battery, User Manual, software(download from the website),White and Black Calibration Board, Protective Cover,Polarization filter box,Locating Plate |
| Optional Accessory | Micro Printer |
| Notes: The specifications are subject to change without notice. | |
FAQs About Spectrodensitometer
Replace when the total hours exceed rated life, decrease in brightness, or the color temperature shifts beyond tolerance.
The haze meter test assesses the degree of light scattering that occurs when light traverses a transparent or translucent material, producing a percentage that quantifies example or cloudiness.
Colorimeters or spectrophotometers are used to measure liquid color. They measure light coming through or reflecting off the liquid. Readings can be reported as Lab*, RGB, or absorbance units. So that objective color analysis can be used to control quality, or to measure chemical concentration.
Zero calibration of a hazemeter is a critical pre-measurement procedure to ensure the instrument’s accuracy by resetting its baseline to "zero" when no haze or light attenuation is present.
Align the hazemeter’s measurement window with air or a black background, ensuring no objects block the window.
Press the hazemeter’s zero calibration button and wait for the instrument to complete automatic calibration. At this point, the instrument should display a zero haze value and a zero light transmittance value.
Observe the instrument’s display to confirm the zero calibration result stabilizes near zero. If the zero calibration is inaccurate, repeat the above steps multiple times until the displayed haze and light transmittance values stabilize near zero.
Perform 0-degree calibration before testing, this eliminates inherent instrument drift, environmental interference, or residual signal errors, ensuring subsequent measurements of transparent/translucent samples (e.g., plastic films,pvc, glass, coating, displays and cosmetic packaging) are reliable. Correct for minor instrument deviations caused by long-term use, temperature changes, or power fluctuations.
At most of time, we have stock in the factory. Generally it is 1-3 working days after the payment confirmed. After shipped, we will email you the tracking number. You can check the shipping status of your order on the website. If you are in urgent need, we can consider making special arrangement for you.
Colorimeter calibration is indispensable for reliable quality control—ensuring measurement accuracy by compensating for component aging, environmental interference, and baseline drift. It standardizes data across devices/batches, maintains compliance with industry standards, and prevents costly rework from inaccurate color readings, making it critical for precision-driven industries like printing, food, plastics, textiles, paint and coatings.
Discuss your project with one of our product specialists:
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