Borosilicate 3.3 Sight Tubular Glass Rod & Tube

Borosilicate 3.3 Sight Tubular Glass Rod & Tube is a high-performance optical component made from borosilicate glass with a 3.3% expansion coefficient, featuring exceptional thermal shock resistance (withstanding rapid temperature changes up to 500°C), chemical inertness, and high light transmittance, ideal for use as viewing windows, light guides, or structural supports in industrial equipment, scientific instruments, and high-temperature applications where clarity and durability are critical.