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v7.4.2 PerfectLum MAY 15, 2026

PerfectLum 7.4.2 — TG-270 refinements and report polish

Patch release with TG-270 acceptance testing refinements, ambient compensation accuracy improvements, and PDF report layout polish.

IMPROVEDFIXEDSECURITY

This patch release focuses on TG-270 acceptance testing accuracy and report formatting based on early customer feedback.

  • Improved measurement averaging for TG-270 acceptance test patches
  • Ambient compensation now correctly accounts for off-axis reflections
  • PDF report layout polished — conformance summary now on page one
  • Fixed regression where saved targets failed to load after upgrade from 7.3.x
  • Security: dependency updates for libssl and libcurl