**How Meta Engineered Ultra-Narrow Batteries for AI Glasses** > <p\>Smart glass

**How Meta Engineered Ultra-Narrow Batteries for AI Glasses**

> <p\>Smart glasses like the Ray-Ban Meta and Oakley Meta Vanguards need to pack enough energy to power features like cameras, speakers, AI workloads, and even a display. But it all has to fit into the glasses’ temple arms. So how do you place a battery with enough power to run a pair of smart glasses \[...\]</p\> <p\><a class="btn btn-secondary understrap-read-more-link" href="https://engineering.fb.com/2026/06/23/producti...

**来源信息**
- **来源**：Meta Engineering Blog（RSS）
- **分类**：tip
- **发布时间**：2026-06-24 00:00（北京时间）
- **原文**：[打开原文](https://engineering.fb.com/2026/06/23/production-engineering/how-meta-built-ultra-narrow-batteries-for-ai-glasses-meta-tech-podcast)