| Model | CM-26d | CM-25d |
| Illumination/ viewing system | di: 8°, de: 8° (diffuse illumination: 8° viewing) SCI (specular component included) / SCE (specular component excluded) switchable |
| Integrating sphere | Ø54 mm |
| Light source | Pulsed xenon lamp ×2 | Pulsed xenon lamp ×1 |
| Detector | Dual 40-element silicon photodiode arrays | Dual 32-element silicon photodiode arrays |
| Spectral separation device | Planar diffraction grating |
| Measurement Wavelength range | 360 to 740 nm | 400 to 700 nm |
| Measurement Wavelength pitch | 10 nm |
| Half bandwidth | Approx. 10 nm |
| Reflectance Measurement range | 0 to 175%; Display resolution: 0.01% |
| Illumination area | MAV : Ø12 mm SAV : Ø6 mm | MAV : Ø12 mm |
| Measurement area | MAV: Ø8 mm SAV: Ø3 mm | MAV : Ø8 mm |
| Repeatability | Standard deviation within ΔE*ab 0.02 | Standard deviation within ΔE*ab 0.04 |
| (When a white calibration plate is measured 30 times at 5-second intervals after white calibration under Konica Minolta standard conditions) |
| Inter-instrument agreement | Within ΔE*ab 0.12 | Within ΔE*ab 0.20 |
| (Based on average for 12 BCRA Series II color tiles; MAV SCI; compared to values measured with a master body under KONICA MINOLTA standard measurement conditions) |
| UV adjustment | 100% / 0% / Adjusted (Instantaneous numerical adjustment of UV with no mechanical filter movement required)*1 ; 400nm UV cutoff filter | 0% only; 400 nm UV cutoff filter |
| Observer | 2° observer angle, 10° observer angle |
| Illuminant | A,C,D50,D65,F2,F6,F7,F8,F10,F11,F12,ID50,ID65,LED-B1,LED-B2,LED-B3,LED-B4,LED-B5,LED-BH1,LED-RGB1,LED-V1,LED-V2,User-defined illuminant*2 (Max. 3 types) (Simultaneous evaluation with two light sources possible) |
| Display items | Colorimetric values/graph, color difference values/graph, spectral graph, pass/fail judgment, pseudocolor |
| Colorimetric values | L*a*b*, L*C*h, Hunter Lab, Yxy, XYZ, and color difference in these spaces; Munsell (C) |
| Indices | MI, WI(ASTM E313-73); YI(ASTM E313-73、ASTM D1925); ISO brightness(ISO2470); WI/Tint(CIE/Ganz); Tristimulus Strength; Opacity; Grey scale(ISO 105-A05); 8° gloss value;
K/S strength (Apparent (ΔE*ab), Maximum absorption, Total wavelength);
Staining degree(ISO 105-A04); Average Reflectance; User index*3; Blackness(My) (ISO18314-3/DIN55979)*4; Jetness(Mc) (ISO18314-3)*4; Undertone(dM) (ISO18314-3)*4 | | MI, WI(ASTM E313-73); YI(ASTM E313-73、ASTM D1925); ISO brightness(ISO2470); WI/Tint(CIE); Tristimulus Strength; Opacity; Grey scale(ISO 105-A05); 8° gloss value;
K/S strength (Apparent (ΔE*ab), Maximum absorption, Total wavelength);
Staining degree(ISO 105-A04); Average Reflectance; User index*3; Blackness(My) (ISO18314-3/DIN55979)*4; Jetness(Mc) (ISO18314-3)*4; Undertone(dM) (ISO18314-3)*4 |
| Color difference equations | ΔE*ab (CIE1976) / ΔE94 (CIE1994) / ΔE00 (CIE2000) / CMC (l:c) / Hunter ΔE / DIN99o / FMC-2 |
| Applicable standards | DIN 5033 Teil 7, JIS Z 8722 Condition “c”, ISO 7724/1, CIE No.15(2004), ASTM E 1164(SCI) |
| Measurement time | Approx. 0.7 sec. (Measurement mode: SCI or SCE) (From pressing trigger button to measurement completion) |
| Minimum measurement interval | Approx. 1.5 sec (Measurement mode: SCI or SCE) |
| Data memory | 1,000 target data + 5,100 sample data |
| Battery performance | Measurement mode: SCI or SCE Approx. 3,000 measurements(approx. 1,000 measurements when using Optional WLAN/Bluetooth module) when measurements are taken at 10-second intervals at 23℃ with the dedicated lithium battery |
| Viewfinder function | Available (with white LED illumination) |
| Display | 2.7″ color TFT-LCD with reversible portrait viewing mode |
| Display language | English, Japanese, German, French, Italian, Spanish, Simplified Chinese, Portuguese, Russian, Turkish, Polish |
| Interface | USB 2.0; WLAN(IEEE 802.11 b/g/n) /Bluetooth(Ver.4.1, SPP-compatible.)*5*6 |
| Power | Dedicated lithium-ion battery (removable), USB bus power (with lithium-ion battery installed),
Dedicated AC adapter (with lithium-ion battery installed) |
| Charging time | Approx. 6 h |
| Operating temperature/ humidity range | Temperature: 5 to 40°C, Relative humidity: 80% or less (at 35°C) with no condensation |
| Storage temperature/ humidity range | Temperature: 0 to 45°C, Relative humidity: 80% or less (at 35°C) with no condensation |
| Size | Approx. 81 (W) × 93 (H) × 229 (D) mm |
| Weight | Approx. 630 g | Approx. 620 g |
The Konica Minolta Spectrophotometer CM-26d and Spectrophotometer CM-25d, with d:8° geometry and horizontal alignment, are designed for color measurement of various samples such as automotive interior parts and trims, small plastic parts, electronic devices, ceramics, and more. These spectrophotometers provide high accuracy and repeatability for consistent digital color data management within a supply chain.