VITREVIA — Why Your Transparent OLED Text Disappears: Test the Background First Revision: 2026-09-11 Project: ____________________ Configuration / firmware: ____________________ Operator / date: ____________________ Agreed acceptance criteria: ____________________ TEST RECORD (repeat for each check) Requirement ID: Preconditions: Test file / revision: Action: Expected result: Observed result: Evidence location: Pass / Fail / Not tested: Deviation and owner: Retest / closure: Guide: https://www.vitreviadisplays.com/insights/transparent-oled-content-design-black-brightness-and-background/ REFERENCE TABLES Test scene | What to observe Sparse labels on black | Readability against each intended physical background Densest information page | Smallest required detail and overall image behaviour Large bright transition | Visible brightness change relative to sparse content Dark object, then bright object | Whether the same label remains usable as the background changes Persistent logo/navigation | Which pixels remain occupied throughout the content schedule Off state and loss of signal | Appearance of the object and the agreed fallback state