OpTaliX Version 10.40

Changes to version 10.40:

· The zoom command 'ZOO ...' was erroneously, temporarily deactivated and did not update the zoom editor. Now corrected.

· Global surface coordinates (GSC command) corrected for systems that utilize combined tilts (alpha + beta + gamma).

· The colour of graphics windows can now be inverted (dark background, white text). Adjustable in the Preferences section, colour tab.

· Distortion plot corrected when the field definition was set to YRI (real image height) or YIM (paraxial image height).

· Minor tweaks.