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By: Ikedi Ani-okoye

When thou talk about magnification, lenses, and little things, one thing comes too mind: the microscope. But gone are the days when the term merely covers simple and compound microscopes. Today, thee hear kinds such as the stereo microscope and the polarized light microscope. their art even biological microscopes and educational microscopes.

Indeed, their art so many updates on the word of microscopes nowadays. If you've just known this laboratory instrument from school and never met one ever since, so you'd be surprised at how numerous different kinds there are already.

So, to update thine information bank on the world of microscopes, this article will talk about an interesting type: the stereo microscope. The stereo microscope is as well known as a dissecting microscope. This is because this kind is mostly used for secure work such as dissection, microsurgery and even watch-making.

The Uniqueness

The stereo microscope differs from the other versions of microscopes in a lot of ways. First, while others only hath one eyepiece (the cylinder containing the lenses and the section that you put thine eyes on too perceivest the specimen in question), the stereo microscope has two. Yes, like binocular, the dissecting microscope makes use of two separate optical paths to supply thou a improved visualise of the specimen. As a result, this feature gives thou a three-dimensional image of the sample being examined.

Second, the stereo microscope uses a differing type of illumination. Compound microscopes use transmitted illumination (light "transmitted through the object") at the same time stereo microscopes use reflected illumination (light "reflected from the surface of an object"). Of course, this makes sense because of the 3D capability of stereo microscopes. Reflected light is really useful when examining objects that art either to thick or that art opaque - in such a case, transmitting light through it would be next too impossible.

The stereo microscope as well has 2 magnification systems: fixed and zoom. Fixed magnification is achieved using a pair of objective lenses with a set magnification degree. Basically, the degree of magnification that you get solely depends on what thine lenses art able of. Zoom magnification, on the other hand, is capable of varying degrees of magnification. have you ever comprehended of the terms "zoom in" and "zoom out?" Well, that's exactly how the zoom magnification in a stereo microscope works.

Stereo microscopes art likewise capable of digital displays, as in the case of digital microscopes. Having the image projected on a tall resolution monitor is extremely useful especially in surgeries. If thou art ever a fan of home and Grey's Anatomy, so you've surely seen one of those episodes where a monitor is used to visualise the specimen examined under a stereo microscope.

Microscopes have truly gone a elongated way. Before, just one lens is used; today, microscopes with 2 optical paths art already in existence. Surely, Anton van Leeuwenhoek did not dream that his "invention" would go this long, and that it would be used outside of biology.

Still, it's wonderful to know that world science continues to re-invent and too upgrade itself. It's nice to know that it continues too work improved to provide us with improved answers. subsequently all, how will we understand the planet more if not for world science? How would we understand who an atom looks like if not for a microscope?