High Temperature Resistant Borosilicate Fresnel Lens for Stage & Studio LED Lighting 1. Core Material & Composition: Primary Material: Precision optical Borosilicate Glass (e.g., Borofloat, Pyrex-type). Key ... Read More
Durable Precessed Borosilicate Fresnel Lenses For Stage Light And Traffic Signal Light Material: The Pressed Borosilicate Fresnel Lenses are made from high-quality borosilicate glass, a non-alkali glass that ... Read More