1pcs Lens Double Concave, Spherical | 50mm Diameter and 500mm Focal Length Teeth Model Width 25mm

Width 25mm

Improved accuracy and robustness and are less expensive than traditional Resistors

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Muscle tendon

1pcs Lens Double Concave, Spherical | 50mm Diameter and 500mm Focal Length Teeth Model Width 25mmHigh Quality Glass: Made from durable and high quality glass, this Lens Double Concave, Spherical is designed to last and provide accurate and reliable results in a variety of scientific applications. 50mm Diameter: With a diameter of 50mm, this lens is perfect for use in a range of optical experiments, including refraction, reflection, and more. 500mm Focal Length: Featuring a 500mm Focal Length, this lens is an ideal tool for creating focused images