Are you an ISO-certified optical glass supplier?
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- Issue Time
- May 2,2026

Yes, Felix Glass is an ISO 9001:2015 certified optical glass supplier, committed to delivering consistent, high-quality optical products to our customers worldwide.
Our ISO certification means that every stage of our manufacturing process adheres to internationally recognized quality management standards:
1. Raw Material Control: We only source optical-grade raw materials from qualified suppliers, with incoming inspection for purity, homogeneity and optical properties to ensure batch-to-batch consistency.
2. Process Control: Our production lines follow standardized operating procedures (SOPs) for grinding, polishing, coating and assembly, with in-process inspections at every critical step to prevent defects.
3. Quality Testing: Every optical glass product undergoes comprehensive testing before shipment, including dimensional tolerance checks, surface quality inspection, optical transmittance measurement, coating performance verification and environmental durability testing.
4. Continuous Improvement: Our quality management system includes regular audits, corrective action processes and customer feedback loops to continuously improve our products and services.
As an ISO-certified optical glass supplier, we provide full inspection reports, material certificates and quality documentation upon request, giving you complete confidence in the reliability and performance of our products.