1pcs Convex Mirror Lens | 50mm Diameter and 75mm Focal Length Electroscope Diameter 3cm

Diameter 3cm

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Refueling amount: 250 ml

Place the spinner on your whiteboard

1pcs Convex Mirror Lens | 50mm Diameter and 75mm Focal Length Electroscope Diameter 3cmHigh 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. 75mm Focal Length: Featuring a 75mm Focal Length, this lens is an ideal tool for creating focused images and light beams.