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1. The Light Microscope many types
bright-field microscope
dark-field microscope
phase-contrast microscope
fluorescence microscopes
are compound microscopes
image formed by action of ?2 lenses 1
2. The Bright-Field Microscope produces a dark image against a brighter background
Compound light microscopes contain two lens systems, an objective and an ocular
has several objective lenses (4x, 10x, 40x and 100x {Oil immersion lens})
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6. Microscope Resolution ability of a lens to separate or distinguish small objects that are close together
Oil immersion enhances resolution 6
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10. Microscopic Measurements