MiniScan EZ 4500 便携式彩色分光光度计

Dual-beam spectrophotometer/colorimeter

Directional annular 45° illumination / 0° viewing (specular component excluded)

256 element diode array and high resolution, concave holographic grating

LAV 31.8 mm (1.25 in) illuminated/25.4 mm (1 in) measured

Excluded on 45°/0° models

400 nm - 700 nm

< 3 nm

10 nm equivalent triangular

10 nm

0 to 150 %

Pulsed Xenon Lamp

1 flash

> 1 million flashes

< 1 second from button push to measurement 2 seconds from button push to data display

3 seconds

CIE 15:2004, ISO 7724/1, ASTM E1164, DIN 5033 Teil 7 and JIS Z 8722 Condition C

Instrument standard assignment in accordance with National Institute of Standards and Technology (NIST) following practices described in CIE Publication 44 and ASTM E259

∆E*< 0.15 CIE L*a*b* (Avg) on BCRA II Tile Set; ∆E*< 0.25 CIE L*a*b* (Max) on BCRA II Tile Set

∆E*< 0.05 CIE L*a*b* on white tile

Color Data, Color Difference Data, Tristimulus Color Plot, Spectral Data, Spectral Difference Data, Spectral Plot, Spectral Difference Plot

Backup of Setups and Data, Setup Transfer to Multiple Units, Data Export to Excel

Pass/Fail, Average Multiple Readings, Search for Closest Standard

A, C, D50, D55, D65, D75, F2, F7, F11

2° and 10°

CIE L*a*b*, Hunter Lab, CIE L*C*h, CIE Yxy, CIE XYZ

∆L*a*b*, ∆Lab, ∆L*C*H, ∆Yxy, ∆XYZ

∆E*, ∆E, ∆C*, ∆C and ∆Ecmc

E313 Whiteness and Tint(C/2° and D65/10°), E313 Yellowness (C/2° and D65/10°), D1925 Yellowness (C/2°), Y Brightness, Z%, 457 nm Brightness, Opacity, Color Strength Average and Single Wavelength), Gray Change, Gray Stain, Metamerism Index, Shade Number

As Standard - 100 spectral or tristimulus with Pass/Fail tolerances as Working, Physical, Numeric and Hitch; As Sample - 750 spectral

Chinese, English, French, German, Italian, Japanese, Spanish

Height: 13.9 cm (5.5 in.); Width: 10.9 cm (4.3 in.); Depth: 26.7 cm (10.5 in.); Weight: 1 kg (2.2 lbs) with batteries

5.8 cm x 5.8 cm (2.3 in. x 2.3 in.) backlit LCD, blue monochrome

USB 2.0

Six AA-size alkaline batteries or nickel-metal-hydride rechargeable batteries

With alkaline batteries approximately 4,000 measurements; With nickel-metal-hydride batteries approximately 4,000 measurements when fully charged (varies with battery condition)

10° to 40°C (50° to 104° F), 10 % to 90 % RH, noncondensing

-20° to 65°C (-5° to 150° F), 10 % to 90 % RH, noncondensing

NiMH batteries; Battery charger; Calibrated instrument white tile; Certificate of traceability; Black glass (45°/0° models); Green diagnostic tile (all instrument standards are contained in a single ergonomic holder); Dust cover; Carrying case; USB flash drive; MiniScan EZ Users guide