ocular lens

What Is The Ocular Lens Used For On A Microscope?

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What Is The Ocular Lens Used For On A Microscope? The image magnified by the objective lens is further magnified by the ocular lens for observation. An ocular lens consists of one to three lenses and is also provided with a mechanism, called a field stop, that removes unnecessary reflected light and aberration. Why is

Which Objective Lens Will Still Remain In Focus?

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Which Objective Lens Will Still Remain In Focus? Compound- a compound microscope will have two magnifying lenses used at a given time for observing the image. Parfocal- parfocal lenses or objectives are capable of staying in near perfect focus when the magnification is changed. Which term means that the microscope will remain in focus? Parfocal