1pcs Concave Lens | 75mm Diameter and 75mm Focal Length Springs and general purpose use

and general purpose use

ensuring that your lab stays hygienic and free from contamination

Caudex come out

These are ideal for young musicians and are great for educational use

1pcs Concave Lens | 75mm Diameter and 75mm Focal Length Springs and general purpose useHigh Quality Glass: Made from durable and high quality glass, this Concave Lens is designed to last and provide accurate and reliable results in a variety of scientific applications. 7. 5cm Diameter: With a diameter of 7. 5cm, this lens is perfect for use in a range of optical experiments, including refraction, reflection, and more. 7. 5cm Focal Length: Featuring a 7. 5cm focal length, this lens is an ideal tool for creating focused images and light