Double-Convex Glass Lens Pack of 10 2.875"H 75mm Diameter Optical Glass Clear 20cm Focal Length Physics Lab Optics Tool By GSC International Inc.

Support group learning and advanced optical experiments with this Double-Convex Glass Lens Pack of 10, crafted from polished optical glass for accurate light convergence and consistent performance. Each lens measures 2.875 inches in height with a larger 75mm diameter, offering enhanced surface area for better light interaction and visibility during classroom demonstrations and lab activities. The clear design allows easy observation of focal points and image formation.

Each lens features a 20cm focal length, making this set ideal for studying magnification, convergence, and optical behavior in STEM education. The smooth, polished finish ensures minimal distortion and reliable clarity, while the multi-pack format provides a practical solution for classrooms, labs, and training

Key Features:

• Group Learning Efficiency: Pack of 10 lenses supports classroom distribution and shared experiments | Full Dimensions (Each): 2.875"H x 2.875"W x 0.35"D
• Enhanced Optical Coverage: Larger 75mm diameter improves light capture and experiment visibility
• Durable Glass Construction: Built for repeated use in educational and laboratory settings
• Consistent Experimental Results: Uniform focal length ensures accuracy across all lenses
• Cost-Effective Lab Solution: Multi-pack design supports bulk usage without repeated purchases