1pcs Concave Mirror, Spherical | 50mm Diameter and 100mm Focal Length Root model Available in the following versions:

Available in the following versions:

Designed for measuring the resistance in electric circuits

120mm (1 of each size)

Bare Wire: The wire comes in a bare form

Included: 30 x Double Sided Number Lines Boards

1pcs Concave Mirror, Spherical | 50mm Diameter and 100mm Focal Length Root model Available in the following versions:High Quality Glass: Made from durable and high quality glass, this Concave Mirror, 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. 100mm Focal Length: Featuring a 100mm Focal Length, this lens is an ideal tool for creating focused images and