plotcieuv

Plots the CIE 1960 u and v chromaticity diagram

plotciexy

Plots the CIE 1931 x and y chromaticity diagram

ciexy2uv

Transforms CIE 1931 chromaticity coordinates x and y to CIE 1960 chromaticity coordinates u and v

ciexy2cct

Calculates the Correlated Colour Temperature from given CIE 1931 chromaticity coordinates x and y

cieuv2xy

Transforms CIE 1960 chromaticity coordinates u and v to CIE 1931 chromaticity coordinates x and y

TST

Calculates the True Solar Time (TST) according to DIN EN 17037 from Coordinated Universal Time (UTC)

plotcfibar

Plots the special colour fidelity indices which form the general colour fidelity index

ciexyz2lab

Calculates the transformation of CIE x,y,z chromaticity coordinates to CIE L*a*b* chromaticity coordinates

readpcfimage

Reads a luminance camera XYZ colour .pcf image file

plot3dldc

Plots a 3D illustration of a given light intensity distribution curve

plotspecslice

Creates an illustration of spectral false colour slices of several input spectra

jetiaim

Enables the target laser in a JETI specbos spectroradiometer

jetioff

Disables the target laser in a JETI specbos spectroradiometer

plotcolour

Plots a series of colours defined in an n x 3 matrix.

plotcribar

Plots the special colour rendering indices which form the general colour rendering index

tregenzaskytype

Determines the CIE general standard sky type for a given luminance distribution of a Tregenza hemisphere

polardataCCT

Calculates the resulting horizontal and vertical Correlated Colour Temperatures from the Tregenza radiance distribution with 145 patches and the colour coordinates x and y

ciexyY2XYZ

Determines the CIE cone-fundamental-tristimulus values X,Y,Z from CIE 1931 x and y chromaticity coordinates and the corresponding photometric unit Y

colours

Creates a n x 3 colour-matrix

south

Returns the (UTC) for True Solar Time (TST) 12:00 according to DIN EN 17037