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Glossary
The A to Z for Microscopy
Aberration, optical
The term optical aberration sums up all deviations in the image forming properties of lenses and optical... More
Ablation
The controlled removal of material by vaporisation or molecular fragmentation using high energy radiation is called ablation.
See... More
Achromatic objectives
Achromats are objectives corrected for chromatic aberration in the range of red and blue light (656nm and... More
Aequorin
Aequorin, isolated from the jellyfish Aequorea victoria , is a complex of the luciferin derivative coelenterazine, molecular oxygen... More
Airy disc
A beam of light is diffracted when passing an aperture. If the aperture is a circular pinhole... More
Amplitude
The term Amplitude describes the magnitude of oscillation of a wave. When describing the properties of electromagnetic... More
Asbestos fibers
Specimens are commonly screened for asbestos fibers using scanning electron microscopy and x-ray microanalysis. Polarising microscopy provides... More
