Lisun DSCD-920 Benchtop Spectrophotometer (400-700nm)

Lisun DSCD-920 Benchtop Spectrophotometer (400-700nm)

The Lisun DSCD-920 benchtop spectrophotometer is an optimal industrial solution designed to analyze wavelength components and measure the optical characteristics of light sources and materials in the visible spectrum range (400-700nm). The device operates based on advanced spectroscopic analysis methods, thoroughly testing optical parameters without damaging or affecting the sample.

Technical Specifications:

Measurement conditions: Reflectance: d/8 (diffuse illumination, 8-degree viewing angle). Compatible with SCI/SCE measurement ISO 7724/1, DIN 5033 Teil 7, JIS Z8722 Condition c, CIE No.15, ASTM E1164. Transmittance: d/0 (diffuse illumination, vertical normal reception)

Integrating sphere size: Φ15.2cm, Avian diffuse reflectance surface coating

Illumination light source: CLEDs (Full-range balanced LED light source)

Sensor: Dual optical path sensor array

Wavelength range: 400-700nm

Wavelength interval: 10nm

Half spectral width: 5nm

Reflectance range: 0-200%

Resolution: 0.01%

Viewing angle: 2° / 10°

Measurement light sources: A, C, D50, D55, D65, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, CWF, U30, DLF, NBF, TL83, TL84

Displayed data: Spectral distribution / SPD data, sample color values, color difference values/graphs, pass/fail results, color error trend, historical color simulation data, manual input standard samples, measurement report generation

Measurement interval: 2 seconds

Color spaces: CIE-L*a*b*, L*C*h, CIE-L*u*v*, XYZ, Yxy, Transmittance, Hunterlab, Munsell MI, CMYK, RGB, HSB

Color difference formulas: ΔE*ab, ΔE*CH, ΔE*uv, ΔE*cmc (2:1), ΔE*cmc (1:1), ΔE*94, ΔE*00, ΔEab (Hunter), 555 color sorting

Other color measurement indices: WI (ASTM E313-00, ASTM E313-73, CIE/ISO, AATCC, Hunter, Taube Berger, Stensby), YI (ASTM D1925, ASTM E313-00, ASTM E313-73), Tint (ASTM E313, CIE, Ganz), Metamerism index Milm, staining fastness, color fastness, APHA, Pt-Co, Gardner

Repeatability:

Spectral reflectance: standard deviation within 0.08%

Colorimetric values: ΔE*ab <= 0.015 (After calibration, standard deviation of 30 measurements on test white board, 5-second interval), Max: 0.03

Interface: USB

Data storage: Mass storage

Light source lifespan: 5 years, 1.5 million tests

Dimensions: 583 x 330 x 304 mm (L*W*H)

Working temperature range: 15℃ – 32℃ (60°F – 90°F)

Relative humidity: 0℃ to 45℃, relative humidity 80% or lower (at 35°C), non-condensing

Standard accessories: AC power cord, color management software, software, USB cable, black/white calibration tube, 40*10 cuvette, cuvette support, test report

Optional: 40×40 cuvette

Outstanding Features

Comprehensive spectrophotometric measurement system: The device is equipped with high-precision optical sensors and dedicated analysis systems in the wavelength range from 400 to 700nm, ensuring absolute accurate collection and processing of spectrophotometric signals throughout the testing process.

Powerful parameter testing performance: Applying advanced signal processing technology, the system has the ability to quickly measure optical quantities, achieving extremely high evaluation efficiency for the quality of light sources and materials before bringing products to market or practical application.

Intelligent operation and connection system:

• Flexible device connection interface: Helps synchronize data between probes, measuring devices, and analysis systems smoothly, ensuring the stability of measurement signals.
• Combined data processing system: Integrates specialized computer software supporting recording, automatic calculation, and quickly exporting test result reports.

Manufacturing materials and durable structure: The entire machine housing and electronic components use high-grade anti-interference materials, helping to maintain stability in laboratory working environments, protecting equipment safety, and ensuring long-term accuracy.

Advanced safety operation mechanism: The system is designed according to modern technical standards, integrating circuit protection and error warning features, ensuring stable operation in laboratories and continuous production factories.

Practical Applications

In addition to its main function of spectrophotometric analysis for light sources and materials, the Lisun DSCD-920 is also widely applied in many other industries due to its high flexibility:

• Lighting & LED Industry: Testing spectral quality, color, and luminous efficacy of LED bulbs, fluorescent lamps, and domestic or industrial lighting equipment.
• Materials & Coatings Industry: Measuring and analyzing reflectance, transmittance, or chromaticity characteristics of material surfaces in production lines.
• Laboratories & Quality Inspection: Serving research work, technical measurement, and periodic testing of optical standards in specialized inspection centers.