Model: YS4510 Plus Customized One Aperture 45/0 Grating Spectrophotometer
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Illumination/Observation Geometry: 45/0 (45° ring-shaped illumination, vertical viewing); complies with CIE No.15, ISO 7724-1, ASTM E1164, and DIN5033 Teil7
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Optical System: Concave Grating with a 256 Image Element Double Array CMOS Image Sensor
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Light Source: Combined LED light source with a 5-year/3-million measurement lifespan
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Wavelength Range: 400–700nm with a 10nm pitch and 10nm half bandwidth
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Measuring Aperture: Customized single aperture options: MAV (Φ8mm/Φ10mm), SAV (Φ4mm/Φ5mm), or SAV (Φ2mm/Φ3mm)
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Repeatability: Chromaticity value within ΔE*ab 0.05 (Standard deviation; average of 30 measurements on white calibration plate)
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Inter-instrument Error: Within ΔE*ab 0.2 (Average for 12 BCRA Series II color tiles)
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Color Spaces & Indices: CIE LAB, XYZ, Yxy, LCh, CIE LUV, HunterLAB; includes WI (ASTM E313, CIE/ISO), YI (ASTM D1925, ASTM 313), and Metamerism Index (MI)
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Display: 3.5-inch TFT color LCD with capacitive touch screen
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Data Memory: 500 Standards; 20,000 Samples
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Power Source: Li-ion battery (approx. 5,000 measurements within 8 hours)
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Dimensions & Weight: 18477105mm; approximately 600g
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