Terms of Use

Last updated: June 2, 2026

These Terms of Use apply to PDgo, a product operated by Xiamen Guangxu Zaodong Network Technology Co., Ltd.

Product purpose

PDgo provides a pupillary distance reference workflow for eyewear preparation. The app is designed to help users record and review measurement data.

Reference only

PDgo results are reference only. The app is not a medical device, does not provide medical diagnosis, and does not replace professional optometry, a formal prescription, or qualified eyewear fitting.

Payments

Some app features may require payment through Apple in-app purchase. Prices, availability, and refund handling follow Apple App Store rules.

User responsibility

You are responsible for using PDgo in a stable environment, following on-screen guidance, and consulting a professional before making eyewear or healthcare decisions based on measurement data.

Contact

For product support or legal questions, contact developer@lumaseq.com.