Double-Concave Glass Lens, 50mm Diameter, 10cm Focal Length, Pack of 20 By GSC International Inc.

The Double-Concave Glass Lens by GSC International Inc. is made from high-quality polished optical glass, ensuring clear and precise results. This set includes 20 lenses, each with a 50mm diameter and a 10cm focal length, making them ideal for optical science experiments, light refraction studies, and classroom demonstrations. The double-concave design helps converge light rays, which is essential for various physical science projects.

These lenses are perfect for STEM labs, schools, and educational settings where hands-on learning and optical experiments are conducted. Their durable construction ensures they remain reliable and effective for a long time. Sold in a convenient pack of 20, they provide excellent value for bulk purchases, making them perfect for group projects or multiple experiment setups.

Key Features:

• Perfect for Physical Science Projects: Ideal for optical science experiments, light refraction studies, and educational demonstrations
• Durable and Long-Lasting: Crafted from polished optical glass, ensuring longevity and clarity during multiple uses
• Accurate Light Convergence: The double-concave design helps bend light rays inward, perfect for various optical experiments
• Bulk Pack of 20: Sold in a convenient pack of 20 lenses, making it ideal for classrooms or group experiments
• Full Dimensions: 2"L x 2"W x 0.21"H | Lens Diameter: 50mm, Focal Length: 10cm