1pcs Double Biconcave Lens | 75mm Diameter and 300mm Focal Length Cuvettes and a chrome-plated

and a chrome-plated

and the other end is a shallow scoop

72mm depth

5times of rated current

Well dimensions allow the use of specific tissue culture inserts

1pcs Double Biconcave Lens | 75mm Diameter and 300mm Focal Length Cuvettes and a chrome-platedHigh Quality Glass: Made from durable and high quality glass, this Double Biconcave 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. 300mm Focal Length: Featuring a 300mm focal length, this lens is an ideal tool for creating focused images and