What is the Diffraction Limit? The diffraction limit is a fundamental barrier in optical microscopy that sets the minimum size of features that can be resolved using conventional light microscopes. It ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Dutch scientist Antony van Leeuwenhoek is credited with inventing the light or optical microscope ...

Cells are tiny, so we use microscopes to see their details. A slide is a thin piece of glass used to hold objects which are examined under a microscope. Peel a thin layer of cells from an onion. Place ...

QIScope: When imaging low protein levels in live cells on the high-sensitivity QIScope, bioluminescence (blue) significantly outperforms fluorescence (green). (Courtesy: Ruyu Ma - Helmholtz Munich) A ...