Technical data – ALTANA Spectro-Guide Sphere Gloss Manual User Manual

Page 66

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65

Technical data

14. Technical data

Color

Measurement geometry

45 circ./0 or d/8 per DIN, ASTM, ISO

Spectral range

400-700 nm

Spectral interval

10 nm

Photometric range

0-100 %, 0.01 resolution

Repeatability

0,01 DE*, 1

σ

10 consecutive measurements on white tile

Reproducibility

0,2 DE*, 1

σ

Average on 12 BCRA II tiles

Color systems

CIELab, CIELCh, Lab(h), CIELab99, XYZ,
Yxy, Rx RyRz

Color differences

ΔE*, ΔE(h), ΔE

FMC2,

ΔE

94

,

ΔE

CMC

,

ΔE

99,

ΔE

2000

Component differences

Indices

Yellowness:

YI E313, YI D1925

Whiteness:

WI E313, CIE, Berger

Grey Scale
Color Strength:

maximum absorption
area under curve
tristimulus

Opacity
Metamerism

Illuminants

C, D65, D50,
D55, D75

Daylight

A

Incandescent light

F2

CWF

F7

broad-band fluorescent
light

F11

narrow-band fluorescent
light (TL 84)

F6, F8, F10

fluorescent light

Observer

2°, 10°

Aperture

11 mm (0.43 in.)

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