Test optical full fit outdoor sunlight resistance to yellowing

Fully-integrated optical resistance to outdoor yellowing resistance test in sunlight:

  First, the test conditions:

1. Glass / Glue / Glass (2"*3")

2, 175U thick glue

3, Q-Sun UV aging furnace

4, 0.35 W/m2@340nm

  5, 63 °C black body temperature

  Second, the sample high temperature test conditions: 111 °C

Three, yellowing measurement instrument: spectrometer