The Objectives of Polarizing Microscopes

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    Added Features on a Polarizing Microscope

    • The polarizing microscope is used for detailed examination of specimens. It therefore contains a polarizer,both the condenser and tube, above the objective of the microscope. This allows for the specimen to be illuminated with polarized light. In addition, the polarizing microscope contains a Bertrand lens for telescopic observation with the rear lens objective.

    Type of Light Transmitted

    • The polarizer in the polarizing microscope allows for light to be either transmitted or reflected. The transmitted light diffuses from underneath the specimen and is passed through the condenser in able to obtain a large contrast image. The polarizing microscope reflects light, also known as incidental light, to view metals and minerals.

    Polarizing Objectives

    • The polarizing objectives are strain-free objectives used for polarized light. These are different from normal objectives on microscopes which cannot be used for high-light polarization. The objective lens on the polarizing microscope has a low turbulence by refraction on the lens surface, as well as the low lens strain.

    Polarizing Microscope Uses

    • Polarizing microscopes are more commonly used in the geological sciences for viewing and observation of crystal and mineral structures; however, they are also used in the medical field for analyzing biological samples. The microscope's polarizing light provides a detailed image of specimens in regard to color, composition and structure, which is helpful in determining structures of both geological and biological specimens.

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