Benchtop Spectrophotometer: DS Series
Product Features
-
Differential spectrum engine enhances measurement performance
-
1nm resolution grating spectroscopy technology
-
Double optical path design: dE*ab ≤ 0.005 repeatability accuracy
-
High-definition preview camera (DS-36D: bright/clear vs. previous dark/blurry)
-
Excellent inter-instrument agreement: dE*ab ≤ 0.08
-
Simultaneous sample data + image saving
Technical Data
| Feature | DS-36D | DS-37D | DS-39D | ||
|---|---|---|---|---|---|
| Repeatability ※ | ΔE*ab≤0.01 Spectral ≤0.1% |
ΔE*ab≤0.005 Spectral ≤0.1% |
ΔE*ab≤0.005 Spectral ≤0.1% |
||
| Inter-Instrument Agreement ※※ | XLAV ΔE*ab 0.15 | XLAV ΔE*ab 0.12 | XLAV ΔE*ab 0.08 | ||
| Long-term Repeatability ※※※ |
|
|
XLAV ΔE*ab≤0.01 (24h) |
Core Specifications
-
Measurement Geometry:
-
Reflection: d/8 (diffuse illumination, 8° reception)
-
Simultaneous SCI/SCE measurement
-
Transmission: d/0 (diffuse illumination, vertical reception)
-
-
Compliance: CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ISO7724/1, DIN5033 Teil7, JIS Z8722 Condition C, ASTM E1164, ASTM-D1003-07
-
Sensor: Differential spectrum engine
-
Spectroscopic Method: Concave grating
-
Integrating Sphere: 152mm diameter
-
Wavelength Range: 360-780nm
-
Wavelength Interval: 10nm
-
Reflectance Range: 0-200% (resolution 0.01%)
-
Light Source: Pulsed xenon + LED
-
UV Measurement: Includes UV (400nm/420nm/460nm cutoffs)
-
Measurement Time: <2s (single mode)
Measurement Capabilities
-
Calibers:
-
Reflection:
-
XLAV Φ25.4mm/Φ30mm
-
LAV Φ15mm/Φ18mm
-
MAV Φ8mm/Φ11mm
-
SAV Φ3mm/Φ6mm
(Customizable, auto-recognized)
-
-
Transmission: Φ17mm/Φ25mm
-
-
Transmission Specs: Unlimited height, ≤50mm thickness
-
Standard Observer: 2° and 10°
-
Supported Light Sources:
A, B, C, D50, D55, D65, D75, F1-F12, CWF, U30, U35, DLF, NBF, TL83, TL84, ID50, ID65,
LED-B1 to B5, LED-BH1, LED-RGB1, LED-V1, LED-V2, LED-8
System Features
-
Languages: Simplified Chinese, English, Traditional Chinese, Russian, Spanish, Portuguese, Japanese, Thai, Korean, German, French, Polish
-
Display: Spectral data, spectrograms, chromaticity maps, pass/fail judgments, color simulations, fog/liquid analysis
-
Color Spaces: CIE LAB, CIE LUV, LCh, Hunter Lab, Yxy, XYZ, Munsell, s-RGB, βxy
-
Color Indices:
-
Whiteness (ASTM/CIE/AATCC/Hunter/etc.)
-
Yellowness (ASTM D1925/E313)
-
Blackness (My, dM), color fastness
-
Density (CMYK A/T/E/M), metamerism index
-
APHA, Gardner, Saybolt, Pt-Co indices
-
-
Color Difference Formulas: ΔEab, ΔEcmc, ΔE94, ΔE00, ΔE*uv, etc.
Hardware & Operations
-
Storage: 8GB
-
Screen: 7-inch capacitive touch
-
OS: Android
-
Power: DC regulated supply
-
Operating Temp/Humidity: 5-40°C, ≤80% RH (no condensation)
-
Storage Temp/Humidity: -20-45°C, ≤80% RH (no condensation)
-
Ports: RS-232, USB, USB-B, Bluetooth
-
Camera: Ultra HD (1400dpi)
Calibration & Accessories
-
Auto Calibration: √ (enhances long-term repeatability)
-
Fluorescence Calibration: √ (auto UV adjustment; matches imported instruments)
-
Brightness Calibration: √ (restores true color for dark samples)
-
Included Accessories: Power adapter, USB cable, transmission fixture, software U disk, calibration tiles (black/white/green/fluorescence), apertures (30/18/11/6mm), support table, cuvette
-
Optional Accessories: Heating jig, vertical bracket, pneumatic rod, film jig, fiber test box, micro-transmission jig
Additional Functions
-
Multi-directional measurement (sideways/vertical with accessories)
-
Auto temperature/humidity compensation
-
PC software image saving
Footnotes
※ White tile measured 30x at 5s intervals post-calibration (XLAV caliber SD)
※※ XLAV average of 12 BCRA swatches at 23°C
※※※ XLAV ΔE*ab SD ≤0.01 (hourly measurements over 24h at constant temp)
