iQ-ANALYZER

9 MODULES – SHADING

∆

L

=

L reference

∆

∆

a b

=

=

a b reference reference

−

L sample

−

a sample

−

b sample

CIE ∆

C: Delta C (CIE C) express the average color shading.

∆

C

=

C reference

−

C sample

∆

G-R:

∆

G-R:

The average difference between green and red channel, explained in digital values.

The average difference between green and blue channel, explained in digital values.

Noise

∆

SNR [dB]:

∆

VNSet1:

∆

VNSet2:

∆

VNSet3:

The maximum difference of SNR, explained in dB.

The maximum difference of visual noise (viewing condition set 1).

The maximum difference of visual noise (viewing condition set 2).

The maximum difference of visual noise (viewing condition set 3).

8.5.4.

Available shading charts

These chart layouts are provided as default with the iQ-Analyzer Version 6. Other designs and custom made chartlayouts could be added on request. For a detailed describtion of the charts please see chapter 9 CHARTS USED FOR iQ-ANALYZER.

TE42

Forty Two

Multi purpose chart for high speed camera testing

TE255 Diffusor plate to measure vignetting iQ-Analyzer

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