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.

Some 2D measurements, e.g., lengths and areas, made on a PCB sample with a Leica measurement microscope using the Enersight software.

How to Select the Right Measurement Microscope

With a measurement microscope, users can measure the size and dimensions of sample features in both 2D and 3D, something crucial for inspection, QC, failure analysis, and R&D. However, choosing the…

Example of calibrating a microscope at a higher magnification value using a stage micrometer.

Microscope Calibration for Measurements: Why and How You Should Do It

Microscope calibration ensures accurate and consistent measurements for inspection, quality control (QC), failure analysis, and research and development (R&D). Calibration steps are described in this…

Corneal transplantation. Image courtesy of Mr. David Anderson.

Ophthalmology Case Study: Corneal Transplantation

Learn about the use of intraoperative Optical Coherence Tomography in Corneal Transplantation and how it helps achieve correct positioning of donor tissue.

Optical microscope image, which is a composition of both brightfield and fluorescence illumination, showing organic contamination on a wafer surface. The inset images in the upper left corner show the brightfield image (above) and fluorescence image (below with dark background).

Visualizing Photoresist Residue and Organic Contamination on Wafers

As the scale of integrated circuits (ICs) on semiconductors passes below 10 nm, efficient detection of organic contamination, like photoresist residue, and defects during wafer inspection is becoming…

Image of magnetic steel taken with a 100x objective using Kerr microscopy. The magnetic domains in the grains appear in the image with lighter and darker patterns. A few domains are marked with red arrows. Courtesy of Florian Lang-Melzian, Robert Bosch GmbH, Germany.

Rapidly Visualizing Magnetic Domains in Steel with Kerr Microscopy

The rotation of polarized light after interaction with magnetic domains in a material, known as the Kerr effect, enables the investigation of magnetized samples with Kerr microscopy. It allows rapid…

Region of a patterned wafer inspected using optical microscopy and automated and reproducible DIC (differential interference contrast). With DIC users are able to visualize small height differences on the wafer surface more easily.

6-Inch Wafer Inspection Microscope for Reliably Observing Small Height Differences

A 6-inch wafer inspection microscope with automated and reproducible DIC (differential interference contrast) imaging, no matter the skill level of users, is described in this article. Manufacturing…

Dr. Sheybani places the new subconjunctival stent in the anterior chamber. Images courtesy of Arsham Sheybani, MD.

Glaucoma Stent Revision Surgery Guided by Intraoperative OCT

Learn about a glaucoma subconjunctival stent revision guided by intraoperative OCT and the important role it plays to ensure the best outcome.

Safe Wafer Loading for Microscope Inspection without Hand Contact

How automated silicon wafer loading for microscope inspection helps improve microelectronics process control and production efficiency is explained in this article. Manual handling of wafers has a…

Image of burrs (red arrows) at the edge of a battery electrode acquired with a DVM6 digital microscope.

Burr Detection During Battery Manufacturing

See how optical microscopy can be used for burr detection on battery electrodes and determination of damage potential to achieve rapid and reliable quality control during battery manufacturing.

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