Design Details That Make Mini Optics Easier to Use and Validate

https://siliconeflowsystems.yousher.com/how-to-match-a-liquid-dispensing-valve-to-cap-design-and-bottle-pressure

Designing a small part can affect the whole product. A mini optics may look simple, but it has a real job to do. It must work with the cap, case, fluid, air path, or light path around it