COLOR METER – NAME COLOR METER ADDITIONAL REQUIREMENTS SEE NOTES COMMERCIAL REFERENCE HUNTERLAB-SPECTRATREND HT NOTES: – MEASUREMENT PRINCIPLE: DUAL BEAM; – GEOMETRY: 0/30 DEGREES; – SPECTROPHOTOMETER: – SEALED COMPARTMENT WITH HIGH RESOLUTION CONCAVE HOLOGRAPIC DIFFRACTION GRATING AND 256 ELEMENT SCANNED DIODE ARRAY; – MEASUREMENT AREA: 25.4MM (1 IN.); – SPECULAR COMPONENT: EXCLUDED; – SPECTRAL RANGE: 400 TO 700 NM; – SPECTRAL RESOLUTION