Colour Analysis

• Measures reflectance & transmittance color as well as spectral reflectance, spectral transmittance and transmission haze
• Wavelength range 350 nm - 1050 nm
• 5 nm optical resolution and reporting interval
• Three reflectance measurement areas
• Exceptional inter-instrument agreement
• Automated UV calibration and control
• Large transmission compartment open on three sides
• Includes EasyMatch QC software

Measurement Principle: Dual-beam spectrophotometer

Geometry: Diffuse d/8° reflectance, d/8° total transmission, d/0° regular transmission

Spectrophotometer: Two polychromators, each with a 512 element diode array and a high resolution, concave holographic grating

Sphere Diameter: 152 mm (6 in.)

Sphere Coating: Spectraflect™ for sphere, Duraflect™ for port plate and specular exclusion door

Port Size/Measured Area:

Port Diameter/View Diameter in RSIN/RSEX reflectance modesLarge Area View (LAV): 25 mm (1 in) illuminated/19 mm (0.75 in) measured
Medium Area View (MAV): 13 mm (0.5 in) illuminated/9 mm (0.35 in) measured
Small Area View (SAV): 7 mm (0.25 in) illuminated/4 mm (0.16 in) measured
Port Diameter/View Diameter in TTRAN transmittance modesLarge Area View (LAV): 25 mm (1 in) illuminated/17.4 mm (0.69 in) measured
Medium Area View (MAV): 25 mm (1 in) illuminated/13.2 mm (0.52 in) measured
Small Area View (SAV): 25 mm (1 in) illuminated/11.6 mm (0.46 in) measured
Port Diameter/View Diameter in RTRAN transmittance mode where lens is field stop for all areas of viewLarge Area View (LAV): 17 mm (0.67 in) illuminated/17 mm (0.67 in) measured
Medium Area View (MAV): 17 mm (0.67 in) illuminated/17 mm (0.67 in) measured
Small Area View (SAV): 17 mm (0.67 in) illuminated/17 mm (0.67 in) measured
Lens Switching for LAV/MAV/SAV: Automatic

Specular Component: Automated Included (RSIN) or Excluded (RSEX) in reflectance

Spectral Range: 350 nm - 1050 nm full CIE visible range plus NIR

Wavelength Resolution: < 2 nm

Effective Bandwidth: 5 nm equivalent triangular

Reporting Interval: 5 nm

Photometric Range: 0-150 %

Light Source: Pulsed Xenon lamps (3), calibrated and controlled in the UV range

Automatic UV Control:

400 nm cutoff filter for UV control and UV exclusion
Optional 420 nm cutoff filter for UV exclusion
Transmission Modes: Total (TTRAN) and Regular (RTRAN)

Transmission Compartment:

Large and open on 3 sides
10.2 cm D X 35.6 cm W x 16.5 cm H (4 in. D x 14 in. W x 6.5 in. H)
Standards Conformance

Reflectance: CIE 15:2004, ISO 7724/1, ASTM E1164, DIN 5033, Teil 7 and JIS Z 8722 Condition C
Transmittance: CIE 15:2004, ASTM E1164, DIN 5033 Teil 7 and JIS Z 8722 Condition E, G Haze conformance per ASTM D1003 Section 8. Procedure B Spectrophotometer
Standards Traceability: Instrument standard assignment in accordance with National Institute of Standards and Technology (NIST) following practices described in CIE Publication 44 and ASTM E259

• Building Products
• Plastics
• Textiles