Konica Minolta CR-221B Handheld Chroma Meter

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Konica Minolta CR-221B Handheld Chroma Meter
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Konica Minolta CR-221B Handheld Chroma Meter Konica Minolta CR-221B Handheld Chroma Meter
Minolta CR-221B
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CR-221B Datasheet
The general-purpose model of Minolta CR-series colorimeters, this unit's 8 mm0diameter measuring area and diffuse illumination, 0° viewing angle geometry provide users with the flexibility to measure a wide range of sample types.
Minolta CR-221B Specs
  • Type: Hand-held dual-function reflected-light subject-color colorimeter with pulsed xenon light source
  • Receptors: 6 silicon photocells (3 to measure source light and 3 to measure sample light) filtered to detect primary stimulus values for red, green and blue light
  • Spectral response: Closely matches CIE Standard Observer curves
  • Measuring modes and chromatic systems: Yxy (CIE 1931) and LAB (CIE 1976) for chromaticity
  • Color difference mode: One channel for memory of target color (measured or input); difference from target color determined and displayed
  • Calibration standard:
    WHITE: Minolta standard-white reflector plate
    VARI: user- selected calibration standard
  • Lighting: Pulsed xenon arc lamp built into measuring head with double-beam feedback system for accuracy
  • Illuminant conditions: CIE Illuminant C (6774K) or D65 (6504K)
  • Illuminating/viewing system: Diffuse illumination, 0° viewing angle (specular component included)
  • Measuring area: 3mm
  • Measuring range: 1.5 to 100% reflectance ratio
  • Display: 9-digit LCD; desired readout selectable by pressing appropriate key before/after reading made
  • Data output: 1-bit serial, open-collector, remote-control possible
Minolta CR-221B Applications
  • Color control of painted and coated surfaces and
  • Color control of rubber and plastic parts
  • Control of color density and ink characteristics
  • Color monitoring of thread, fabric, etc.
  • Color analysis of soil, fruits, grain, etc.
  • Color control of ceramic and glass
  • Color analysis of skin, tissues, etc.