Question

what is objective lens, from microscope

Answer 1

The objective lens of microscope is the one at the bottom near the sample at its simplest it is a very high powered magnifying glass with very short focal length this is brought very close to the specimen bring examined so that the light from the specimen comes to a focus inside the microscope tube

Answer 2

An objective lens is the most important optical unit that determines the basic performance/function of an optical microscope To provide an optical performance/function optimal for various needs and applications (i.e. the most important performance/function for an optical microscope), a wide variety of objective lenses

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