1pcs Double Convex Lens | 75mm Diameter and 200mm Focal Length Centrifuge bean (5x magnification) and spruce

bean (5x magnification) and spruce (20x magnification)

from audio amplification to digital logic circuits

Each set includes 1

The blades come in different sizes and shapes

01 - Sterile trauma pads 5''x9''

1pcs Double Convex Lens | 75mm Diameter and 200mm Focal Length Centrifuge bean (5x magnification) and spruceHigh 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. 200mm Focal: Featuring a 200mm focal, this lens is an ideal tool for creating focused images and light beams.