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Computerized Color Matching system required for Wet Processing Department

Textile Machinery Textile Machinery

Dhaka, Dhaka Division, Bangladesh Nov 10, 2017 25 Views Map Comments
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Computerized Color Matching system required for Wet Processing Department

Computerized Color Matching system required for Wet Processing Department of a Textile Engineering College Computerized color matching system for expert formulation of dye recipes, color management, costing and shade acceptability Measurement: • Measurement Principle: Dual-beam Spectrophotometer • Geometry: 45°/0° • Spectrometer: 256 element diode array and high resolution, concave holographic grating • Sphere Diameter: 63.5mm (diffuse/8° models) • Port Diameters/View Diameter 45°/0° models LAV 31.8/25.0mm • Spectral Range: 400nm-700nm • Wavelength Resolution: < 3nm • Effective Bandwidth: < 12nm equivalent triangular • Reporting Interval: 10nm • Photometric Range: 0-150% • Light Source: Pulsed Xenon lamp • Number of Flashes per Measurement: 1 • Lamp Life: > 500,000 flashes • Measurement time: < 1 second • Minimum Interval Between Measurements: 3 seconds • Performance: • Inter-instrument Agreement: ΔE* ≤ 0.36 CIE Lab (Avg) for BCRA Tile Set • Repeatability: L* ≤ 0.03 SD • (20 readings on white) a* ≤ 0.03 SD • b* ≤ 0.04 SD • Traceability: Instrument standard calibration traceable to the National • Institute of Standards and Technology (NIST) value Firmware: • Illuminants: A, C, D65, F and TL84 • Observers: 2° and 10° • Color Scales: CIE L*a*b*, Hunter Lab, CIE LCh, Rdab, CIE Yxy, CIE XYZ • Color Difference Scales: ΔL*a*b*, Δlab, ΔLCh, ΔLCH, Δrdab, Δyxy, ΔXYZ, FMC-2 • Color Difference Indices: ΔE*, ΔE, ΔC, ΔE Rdab and ΔECMC • Indices and Metrics: E313-96 Whiteness (C/2° and D65/10°), E313-73 Whiteness (C/2°), E313-96, Yellowness (C/2° and D65/10°), D1925 Yellowness (C/2°), Y, Z%, 457nm, Brightness, E313-96 Tint (C/2° and D65/10°), 5-5-5 Shade Number, Opacity, Strength, Gray Change, Gray Stain, Metamerism • Storage: As Standard- 99 spectral or tristimulus with Pass/Fail tolerances as Working, Physical, Numeric, Hitch and Duplicate.As Sample- 500 spectral or 999 tristimulus • Languages: Chinese, English, French, German, Italian, Spanish • Other: Tristimulus Color Plot, Spectral Plot, Spectral Data, Average, Standard Deviation, Search for Closest Standard • RS-232 Baud Rate: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600 Physical/Electrial: • Power: NiCd battery pack for wireless operation, 220 VAC Adapter • Interface: RS-232C, 300-57,600 baud • Operating Environment: 10° to 43° C (50° to 110° F) 5% to 85% RH, noncondensing • Storage Environment: -23° to 60° C (-10° to 140° F) 5% to 85% RH, noncondensing • Accessories: Carrying case, Users guide, Calibrated instrument tile, Certificate of traceability, Black glass (45°/0° models), 220 VAC cable/battery charger, Utilities disk and Interface drivers, RS-232C Communications Cable, Calibration Tile Holder. • Also required UV filter, EasyMatch Quality Control software, formulation software, computer and printer.
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