Traditional Culture Encyclopedia - Traditional stories - What are the main structural differences between phase contrast microscope and ordinary optical microscope, and what are its main advantages?
What are the main structural differences between phase contrast microscope and ordinary optical microscope, and what are its main advantages?
Phase contrast microscope uses phase contrast objective lens, and ordinary optical microscope uses ordinary objective lens.
2. Different condensers
The phase contrast microscope uses a rotary condenser with an annular diaphragm, while the ordinary optical microscope uses a bright field condenser.
3, the eyepiece is different
A phase contrast microscope uses an axis-aligned telescope, while an ordinary optical microscope uses a converging lens.
4. Different filters
The phase contrast microscope uses a green filter, and the ordinary optical microscope uses a colorless filter.
Advantages:
The observation is clearer and brighter, the wavelength range of illumination light is narrowed, and the phase change caused by different wavelengths of illumination light is reduced.
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Baidu encyclopedia-phase contrast microscope
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