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Two Leica oil immersion objective lenses. Oil immersion objective lenses look superficially identical to non-oil immersion lenses.
Two Leica oil immersion objective lenses. Oil immersion objective lenses look superficially identical to non-oil immersion lenses.
Oil-immersion objective in use
Oil-immersion objective in use
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Scientist using an optical microscope in a laboratory
Scientist using an optical microscope in a laboratory
A miniature USB microscope
A miniature USB microscope
The oldest published image known to have been made with a microscope: bees by Francesco Stelluti, 1630
The oldest published image known to have been made with a microscope: bees by Francesco Stelluti, 1630
Basic optical transmission microscope elements (1990s)
Basic optical transmission microscope elements (1990s)