Tuesday, December 11, 2012

Great Price GSI GWC60-1 for $28.99


GSI High-Definition Scientific Digital LED Microscope, USB Video Connection to Computers/Laptops/Notebooks, Magnifies All Microscopic Articles 200x, Special Image Treatment, Includes Stand for Handsfree Use, for Hobby/Science/Education/Industrial Overview

This season discover the Micro world with this newest innovation from GSI. This product was designed by our World-Class Micro experts to capture and display the tiniest miniscule objects in 200 times magnified viewing. Connect to your computer with USB cable included, simply point-and-Snap, and watch the world come alive in front of your eyes.

GSI High-Definition Scientific Digital LED Microscope, USB Video Connection to Computers/Laptops/Notebooks, Magnifies All Microscopic Articles 200x, Special Image Treatment, Includes Stand for Handsfree Use, for Hobby/Science/Education/Industrial Review



GSI High-Definition Scientific Digital LED Microscope, USB Video Connection to Computers/Laptops/Notebooks, Magnifies All Microscopic Articles 200x, Special Image Treatment, Includes Stand for Handsfree Use, for Hobby/Science/Education/Industrial Feature

  • Microscope Lens (25x - 200x), 4 LED Light Source, Snap Function
  • Color CMOS Image Censor, High Speed CPU, 1280x960 Resolution, 1.3M Pixels
  • USB Compatible for Instant Video Viewing on Computer or Laptop Screen
  • Auto White Balance Control, Sharpness Control, Color Mangement, Brightness Adjustable
  • High Quality Image Enlarges Microscopic Articles on Skin, Cloth, Leather, Coins, Bills and Hair, Etc.

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*** Product Information and Prices Stored: Dec 11, 2012 05:15:03

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Sunday, December 9, 2012

History And Uses Of optic Microscopes

Optical microscopes use descriptive light and a theory of lenses to magnify small samples that are regularly un-seen to the bare eye. The optic microscope is the first, oldest and simples type of microscope (as opposed to the much more advanced electronic microscope). The first optic microscopes were created in the 18th century. Due to it's ageement sizes, simplicity and relatively low price, the optic microscope is very popular, and can be found in use in many areas of biology. optic microscopes mostly magnify objects for up to 1500 times.

The first optic microscopes were structured in a way that is called "the straightforward microscope". This buildings utilizes only one pair of lenses to generate a magnified image of the sample. Today, the straightforward buildings is in use only in the magnifying glass, hand lens and the loupe.

Microscope

The more advances optic microscopes, and the ones that are favorite today, are what's called "compound optic microscopes". These microscopes use a theory of many lenses, in order to "compound" and multiply the magnification, and therefore maximize it. The two main lens systems in an optic microscope are the objective lens (near the examined object), and the eyepiece lens (up near the eye of the scientist). Modern optic microscopes use manifold lenses both in the objective part as well as the eyepiece part.
The old optic microscopes also used a mirror to supply illumination below the object. The Modern optic microscopes use a strong lamp to supply constant and strong illumination.

So what are optic microscopes used for now a days?
The main uses of composition optic microscopes include:

The examining small pieces of material, or even a smear or a squash preparation. This is due to the fact that the optic microscope uses light to pass beneath the object and enter the lenses. That's why the item is better be half-transparent. In other uses the optic microscope may be used to witness metal samples, in order to study the metal's structure.
At low power, microscopes can be used to witness small living animals and plants. At high power, they can be used to witness bacteria.

It is prominent to note that the vast advancement in corrective fields and biology in general, is owed to a large extent, to the invention of the optic microscopes. For example, the way the blood flows in our body was not fully understood until the microscope made in possible to witness small blood vessels behavior.

History And Uses Of optic Microscopes

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Saturday, December 8, 2012

Types of compound optical Microscopes

Compound optic microscopes are also known as compound microscopes, light microscopes or optic microscopes and come in some varieties. These comprise digital, inverted, stereo, monocular and binocular.

All work on the same ideas and deliver an enlarged image to the viewer. They have some differences though, which will be detailed here.

Microscope

Monocular:

These are probably the ones you think of when microscopes come to mind. Using a singular light as a sample illuminator and compound lenses for magnification, these have a singular eyepiece. This is a bit uncomfortable, as you need to close one eye to get a clear image of what you are looking at on the slide. The eyepiece has a power of about 10X and the objectives or lenses on the nosepiece range from 2X to 50X depending on your singular microscope. The big one here is the singular eyepiece.

Binocular:

Binocular microscopes are becoming more common. You can tell a binocular style microscope by the dual eyepiece. Simply put, you use both eyes to view the sample image. This makes them more comfortable to use and thereby more popular. Dual eyepiece scopes are used widely in high school and college classrooms. Binocular microscopes have all the same characteristics as the monocular ones above.

Stereo:

Stereo microscopes bring a whole new size to the image, literally. Whereas the typical light microscope produces a two-dimensional image, the stereo microscope uses two light sources working independently to furnish a three-dimensional image to the viewer. The sample on the slide will have height, depth and width. Using all of the same features and characteristics of the other optic microscopes, stereomicroscopes stand out among their counterparts.

Digital:

This is where things go differently in the realms of microscopy. Appropriate optic microscopes use light to illuminate and lenses to magnify something that you could not see with the unaided eye.

Digital microscopes are a breed apart. This type of microscope inverts the light source, placing it above the sample. Appropriate optic microscopes place the light below the sample. You also get the 3D image like in stereo scopes. The incompatibility is that the image is digitized and transmitted to a monitor or screen for viewing. Fantasize watching cells divide on a 19" monitor. The user can take still photos or thoughprovoking video of the sample in real time. I think you can see the advantages here.

Inverted:

Inverted microscopes are used to study samples that are gravity sensitive, like gases suspended in a liquid. The inversion refers to the light source, which is typically below the sample slide. With the inverted microscope, the light source is above the sample slide. This paved the way for new innovations in digital imaging that came along.

All these dissimilar types will work for you. It's just a matter of what you want to achieve or study. I can tell you this, though; using any microscope will open your eyes to a whole new perspective of where we came from and what we are made of.

Types of compound optical Microscopes

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Thursday, December 6, 2012

requisite Parts of a Microscope

The basic produce of the microscope has not changed that much over time. They have evolved, but the basic conception is still the same. There are several key parts that many types of microscopes have in common. All of the parts of a microscope must function properly for the microscope to work well. If one part is substandard, it can render the microscope useless. The major parts of a microscope are the lenses, the arm, the tube, the illuminator, the stage, and the adjustment knobs.

There are two kinds of lenses on a microscope. The eyepiece lens, also known as the ocular lens is at the top of the microscope. This is the part that citizen look through. The ocular lens is not adjustable on most models. The objective lens provides much of the microscope's magnification. A microscope regularly has a few distinct objective lenses that vary in strength. The objective lenses are contained on a circular part placed in the middle of the eyepiece and the stage. distinct objective lenses are chosen based on their strength. When person wants to use a distinct vigor of objective lens, they turn the circular disk to put an additional one lens over the stage.

Microscope

Other than the lenses, the other parts of a microscope are the tube, the arm, the stage, the illuminator and the adjustment knobs. The tube connects the ocular lens and the objective lens. citizen look through the ocular lens and tube and see out of the objective lens at the bottom. The arm connects the lenses and the stage. It protrudes to the side and provides a handle to carry the microscope as well. The stage is where the object is placed for examination. Stage clamps accumulate the microscope slides to the stage. The microscope slides consist of specimens such as blood or other liquids. The illuminator is below the stage. This part provides light to make the specimen easier to see. The illuminator is whether an actual light or a mirror.

Most microscopes highlight two adjustment knobs to help focus the lenses. The common adjustment knob is the larger of the two and brings the lens and the stage closer together. The fine adjustment knob is smaller and is used after the common adjustment knob to provide any small adjustments to bring the item into sharp focus.

These parts of a microscope are common to nearly all models. Some microscopes use slightly distinct parts. For example, electron microscopes use electron beams instead of illuminators.

requisite Parts of a Microscope

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Wednesday, December 5, 2012

Check Out Learning Resources Zoomy Handheld Digital Microscope for $39.07


Learning Resources Zoomy Handheld Digital Microscope Overview

Displays amazing images, up to 43x magnification, on your computer screen. Hold the child-size, egg-shaped device in your hand and move over any object to easily view. LED illuminated, turn-top focus, and captures still photos and video. 2-1/2" H. plus plastic adapter and USB cord. Ages 4 yrs. +.

Learning Resources Zoomy Handheld Digital Microscope Review



Learning Resources Zoomy Handheld Digital Microscope Feature

  • Easy enough for even a young child to use
  • Show sharply detailed images on your computer
  • Downloads and charges via USB

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*** Product Information and Prices Stored: Dec 05, 2012 02:30:11

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