Double-Concave Glass Lens 50mm Diameter 20cm Focal Length for Physics & STEM Experiments, Pack of 20 By GSC International Inc.

This Double-Concave Glass Lens by GSC International Inc. is made from polished optical glass and measures 50mm in diameter with a 20cm focal length. Sold in a pack of 20 lenses, this product is ideal for use in educational settings such as physics classrooms, STEM labs, and optical testing. It provides precise clarity and performance, making it perfect for studying light refraction, focusing light, and performing other optical experiments.

With its durable construction, this lens ensures reliable results over many experiments, making it a practical tool for educational and scientific applications. The bulk packaging makes it perfect for group studies, lab setups, or large-scale educational projects.

Key Features:

• Polished Optical Glass: High-quality material that ensures clarity and precision for optics studies
  Full Dimensions: 50mm diameter x 20cm focal length
• Pack of 20 Lenses: Bulk packaging for classrooms, lab studies, and group educational projects
• Ideal for Educational Use: Perfect for physics and STEM labs, optics testing, and educational demonstrations
• Durable & Reliable: Long-lasting glass ensures consistent performance for multiple uses
• Versatile Application: Suitable for optical testing, light refraction studies, and physics experiments