1pcs Lens Double Concave, Spherical | 50mm Diameter and 500mm Focal Length Teeth Model Included: 8 x Multicolored Claves

Included: 8 x Multicolored Claves Classroom Essentials

Step & Digital

clear display with a 0

graduated cups make it easy to measure the exact amount you need

made up of Brass which is long lasting

1pcs Lens Double Concave, Spherical | 50mm Diameter and 500mm Focal Length Teeth Model Included: 8 x Multicolored ClavesHigh 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