1pcs Convex Mirror Lens | 50mm Diameter and 150mm Focal Length Medicine Cups non-toxic & harmless

non-toxic & harmless

Children learn basic geometry easier using the deluxe attribute blocks

1 x Zener Diode Unit

Easy to Install: These wicks are easy to install and replace

4-part intestinal tract

1pcs Convex Mirror Lens | 50mm Diameter and 150mm Focal Length Medicine Cups non-toxic & harmlessHigh Quality Glass: Made from durable and high quality glass, this Convex Mirror 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. 150mm Focal Length: Featuring a 150mm Focal Length, this lens is an ideal tool for creating focused images and light beams.