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What are oil immersion objective lens for?

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Answer:

because the oil have a refractive index near the glass one so we can work at high power without lossing any details by eliminating the air gap between the the specimen and the objective lens >>>> a.sh (iug)

First answer by ID3573973510. Last edit by ID3573973510. Question popularity: 1 [recommend question].

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Relevant answers:

Which objective lens is also called the oil immersion lens?
It is the 100X lens. It magnifies the specimen 1000X (10X from the ocular lens times 100X from the objective lens) with the aid of oil.
Oil immersion is used as a medium between the specimen and the oil immersion objective lens why?
Oil immersion is a technique used to increase the resolution of a microscope.
What is the function of oil immersion objective?
Oil immersion objective lenses are used to further magnify a specimen. The lens requires more light rays to pass through it since it has more mirrors inside, requiring the use of the oil. The oil...
What disadvantage of the oil immersion objective?
it needs cedar oil to focus an object hundred times
Why is 100x microscope lens called oil immersion lens?
Because that lens (it does not HAVE to be a 100x lens - other lens magnifications are also available in oil immersion constructions) is made to be in contact with a drop of special oil which covers...