Konica Minolta Spectrophotometer Bench Top-CM-3500d


Principal Specifications CM-3500d

Illuminating/viewing system

Reflectance: d:8° (diffuse illumination/8° viewing angle); SCI (di:8° specular component included)/SCE (de:8° specular component excluded) switchable; meets IS0 and DIN standards for d:8° geometry; also meets CIE and ASTM standards for d:8° geometry. Transmittance: d: 0° (diffuse illumination/0° viewing angle)


Dual 18-element silicon photodiode array with wedge-shaped continuous interference filter

Wavelength range

400 to 700 nm

Wavelength pitch

20 nm

Half bandwidth

Approx. 20 nm average

Photometric range

0 to 175%; Resolution: 0.01%

Light source

Pulsed xenon arc lamp

Measurement time

Approximately 2.5 sec. (to start of data output)

Minimum interval between measurements

3 sec.

Measurement/illumination diameters

Reflectance: Changeable between LAV and MAV
LAV: Ø 30 mm measurement / Ø 36 mm illumination
MAV: Ø 8 mm measurement / Ø 11 mm illumination
Transmittance: Approx. Ø 22 mm


When white calibration plate is measured 30 times at 10-sec. intervals after white calibration has been performed: Spectral reflectance: Standard deviation within 0.20%
Chromaticity: Standard deviation within ΔE*ab 0.05

Inter-instrument agreement

Mean ΔE*ab 0.15 (typical) Average for 12 BCRA Series II color tiles compared to values measured with standard body

Temperature drift

Spectral reflectance: Within ±0.30%/°C
Color difference: Within ΔE*ab 0.05/°C


RS-232C standard


AC 100V - 240V 50/60Hz (using included AC adapter)

Operating temperature/humidity range

0 - 40°C, relative humidity 85% or less (at 35°C) with no condensation

Storage temperature/humidity range

-20 - 45°C, relative humidity 85% or less (at 35°C) with no condensation

Dimensions (W × H × D)

413 × 190 × 240 mm


10 kg

Standard accessories

White Calibration Plate CM-A120; Target Mask (Ø 8 mm) CM-A122; Target Mask (Ø 30 mm) CM-A123; Zero Calibration Box CM-A124; Carrying Case CM-A67; AC Adapter ; RS-232C Cable IF-A12 (2 m)

Optional accessories

Color Data Software SpectraMagic ™ NX; CM-A96 Transmittance Specimen Holder; Cells CM-A97 (2 mm), CM-A98 (10 mm), CM-A99 (20 mm); Plastic Cells CM-A130 (2 mm), CM-A131 (10 mm), CM-A132 (20 mm); Transmittance Zero Calibration Plate CM-A100; Sample Viewing Mirror CM-A125; Color Tiles; RS-232C Cable IF-A13 (5 m)


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