What Is a Watch Crystal Water Droplet Test Guide
作者: Funny Items
发布时间: 2026-08-21 22:28:17
查看数: 59
Water Droplet Test
The watch crystal water droplet test checks AR coating quality and hydrophobic properties.
Test Guide
- Beaded: Good coating
- Spread: No coating
- Mixed: Partial coating
- Uniform: Premium coating