All-steel Achromatic Objective Biological Microscope 195 All-Steel Achromatic Objective Lens for All Biological Microscopes With C Interface(20X)

• The magnification is adjustable and the image is clear, making it easy to observe the texture and structure of tiny things
• There are six objective lenses available, 4X, 10X, 20X, 40X, 60X, 100X
• This product is dedicated to a variety of biological microscopes, using a standard C interface
• Made of high quality all-steel material, it is durable and hard to wear
• Each objective is equipped with a single plastic box for easy storage

Specifications: Condition: 100% Brand New Material: Steel Standard: Standard C Interface Type: 4X, 10X, 20X, 40X, 60X, 100X Achromatic Objective Lens (Optional) Magnification Numerical aperture Working distance Thickness of the coverslip Impregnating medium Spring 4X 0.1mm18mm0.17mmNo No 10X 0.25mm7mm0.17mmNo No 20X 0.4mm0.55mm0.17mmNo Yes 40X 0.65mm0.53mm0.17mmNo Yes 60X 0.65mm0.13mm0.17mmNo Yes 100X 1.25mm0.13mm0.17mmOil Yes The use of various objectives: 4X: Observe insects, banknotes, repair electronic motherboards, etc. (can be viewed separately), and the imaging is clearer than the magnifying glass. 10X: Repairing fine electronic components, small antiques, etc. (can be viewed separately), the imaging is clearer than the magnifying glass. 20X: Observe aphids, aquatic products, silkworms, etc. 40X: Observe cells, sperm, eggs, artificial insemination, etc. 60X: Observe cells, sperm, eggs, artificial insemination, crude bacteria, etc. 100X: Observe tests, blood tests, bacteria, scientific research, students see specimens, etc. Package list: 1 * Achromatic Objective Lens