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Understanding Leica Polarization Microscope

来源:链能金相 日期:2023-06-16 13:41:15 浏览量:520
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In the polarizing microscope family, the application of Leica polarizing microscope is very common, but many times users do not fully understand the relevant principles, characteristics, and device testing requirements of Leica polarizing microscope. Blessed are the friends who read this article. Understanding Leica polarizing microscope, please continue reading!

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1. The basic principle of Leica polarizing microscope


A polarizing microscope must have the following accessories: polarizing mirror, polarizing mirror, compensator or phase plate, dedicated stress-free objective, and rotating stage.


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2. Characteristics of Leica Polarization Microscope


The method of changing ordinary light into polarized light for microscopic examination to identify whether a substance is single refractive (isotropic) or birefringent (anisotropic). Birefringence is a fundamental characteristic of crystals. Therefore, polarizing microscopy is widely used in fields such as minerals and chemistry, as well as in biology and botany


3. Requirements for Leica Microscopes on Devices


a. Light source: It is better to use Monochromatic radiation, because the speed, refractive index and interference phenomenon of light are different due to different wavelengths. Ordinary light can be used for general microscopy.
b. Eyepiece: Eyepiece with a cross hair.
c. Focusing lens: In order to achieve parallel polarization, a swing-out condenser that can push out the upper lens should be used.
d. Bertrand lens: An auxiliary component in the optical path of a condenser, which amplifies all primary phases caused by an object into secondary phases. It ensures the use of an eyepiece to observe the flat reference pattern formed in the focal plane behind the objective lens.

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4. Leica Polarization Microscopy Requirements
a. The center of the stage is coaxial with the optical axis.
b. The polarizer and polarizer should be in an orthogonal position.
c. The production should not be too thin.
The above is a brief introduction to Leica polarizing microscope. If you are interested or want to learn more details, please contact the engineers of Chain Metallography. We will provide professional consulting services for you, and you can also bring your samples to their laboratory to personally experience the unique charm of Leica polarizing microscope image display!


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