Beam Splitter coating crack failure obtained after UV test for EVT sample. (cannot find photo, sample is kept by TL)
UV test standard for EVT is ASTM G155 Cycle 4:
• Filter: Window Glass
• Irradiance: 0.3W/m2 • nm at 340nm
• Continous light with 55% RH, at 55°C black panel temperature.
• Duration: 240h
Beam Splitter coating crack failure obtained after UV test for EVT sample. (cannot find photo, sample is kept by TL)
UV test standard for EVT is ASTM G155 Cycle 4: • Filter: Window Glass • Irradiance: 0.3W/m2 • nm at 340nm • Continous light with 55% RH, at 55°C black panel temperature. • Duration: 240h