High-Quality Double Convex Lens – 40mm Diameter, 100mm Focal Length

This optical double convex lens is made from highly polished quality glass, ensuring clear and accurate light refraction. Designed for educational purposes, it’s perfect for science classrooms, optics experiments, and light physics demonstrations.

• Diameter: 40mm (1.5") 

• Focal Length: 100mm (converging)

• Material: High-quality polished glass with smooth, ground edges

Ideal for physics students, hobbyists, and educators looking for a reliable lens for hands-on learning. The box says 38mm but the lenses measure to 40mm