Science Lab

Learn. Share. Contribute. The knowledge portal of Leica Microsystems. Find scientific research and teaching material on the subject of microscopy. The portal supports beginners, experienced practitioners and scientists alike in their everyday work and experiments. Explore interactive tutorials and application notes, discover the basics of microscopy as well as high-end technologies. Become part of the Science Lab community and share your expertise.

Image of an onion flake taken with a basic Leica compound microscope after it was tested for resistance to fungus and mold growth following part 11 of the ISO 9022 standard.

ISO 9022 Standard Part 11 - Testing Microscopes with Severe Conditions

This article describes a test to determine the robustness of Leica microscopes to mold and fungus growth. The test follows the specifications of the ISO 9022 part 11 standard for optical instruments.

Immersion Objectives

How an immersion objective, which has a liquid medium between it and the specimen being observed, helps increase the numerical aperture and microscope resolution is explained in this article.

How to Select a Microscope for Cataract Surgery

What to consider in the selection of an ophthalmic microscope for cataract procedures. Bearing these aspects in mind will equip surgeons well for talks with manufacturer representatives. Many…

How to Sanitize a Microscope

Due to the current coronavirus pandemic, there are a lot of questions regarding decontamination methods of microscopes for safe usage. This informative article summarizes general decontamination…

Spherical aberration describes the fact that waves which pass through the centre of the lens are refracted less than the waves which pass through the edges of the curved lens.

Eyepieces, Objectives and Optical Aberrations

This article covers the components of the eyepieces and how to adjust them correctly to suit your eyes.

Six Features to Consider when Choosing a Dental Microscope

In dental medicine, the surgical microscope has become increasingly important for high-quality and successful surgeries, particularly in the field of endodontics. A microscope supports the dentist to…

How to Clean Microscope Optics

Clean microscope optics are essential for obtaining good microscope images. If they are dirty, the microscope should be cleaned to avoid a loss of quality. If you decide to do this yourself, you…