THE READING ROOM

The reading room

Original guides and source-based assessments. Practical context without fabricated results.

Start by identifying what the number describes: an absolute limit, recommended operation, bin boundary or typical test result.

Start by identifying what the number describes: an absolute limit, recommended operation, bin boundary or typical test result.

Flux maintenance measurement for LED packages, arrays and modules; not a complete-luminaire lifetime guarantee..

Long-term flux-maintenance projection from suitable LM-80 data; a projection is not a field failure-rate study..