1pcs Double Convex Lens | 75mm Diameter and 100mm Focal Length Earth Worm Model Numbers To Clearly Show the

Numbers To Clearly Show the Male Reproductive Organs

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tenths & twelfths in 9 distinct colors

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1pcs Double Convex Lens | 75mm Diameter and 100mm Focal Length Earth Worm Model Numbers To Clearly Show theHigh Quality Glass: Made from durable and high quality glass, this Double Convex Lens is designed to last and provide accurate and reliable results in a variety of scientific applications. 75mm Diameter: With a diameter of 75mm, this lens is perfect for use in a range of optical experiments, including refraction, reflection, and more. 100mm Focal: Featuring a 100mm focal, this lens is an ideal tool for creating focused images and light beams.