This is our section for microscopes. We have listed the best places to buy microscopes, mostly for laboratory use but for hobby as well. They are ranked according to price, quality, shipping and customer service. Simply scroll down to read more.
Microscopes For Sale
Medex Supply has a wide range of prices when it comes to microscopes. In most cases, not the least in this, you get what you pay for. But since they have such a great variety of prices, they have high quality microscopes as well. Their shipping is great and customer support very helpful and friendly. If you wish to read more about them simply click here.
Omegon are situated in Germany and are mostly shipping to Europe but do send products all over the world. They have quite a few microscopes, they are quite cheap, but with good quality. However, if you are looking for a specific product, chances are you will not found it here. Their customer service is alright. To find out more simply click here.
More About Microscopes
A microscope is an electronic device that helps scientists to view very small object that are otherwise not observable by the human eye. Having been invented hundreds of years ago by Dutch scientist Zacharias Janssen, a science microscope can come in different types, size and design.
Common examples of are field microscope, scientific microscope, measuring microscope, metallurgical microscope, digital usb microscope, laser microscope, polarizing microscope, stereomicroscope, trinocular microscopes, 3d microscope, biological microscope and inspection microscope among others.
The microscope eyepiece is one of the most important parts, because is the part through which a scientist looks into the specimen. The eyepiece lens can have varying power with simple student microscopes having 10X power. While a laboratory microscope lens can have 15X power, an advanced molecular microscope can have as high as 1000X microscope lens. The tube is the part that connects the eyepiece to the viewing lenses, also referred to as objective lenses. While an arm supports the tube, it connects to a base, which supports the device firmly on the surface. An illuminator is a source of light through the bottom of the machine.
Additionally, a stage is the part of a binocular microscope on which scientist places slides. A turret or revolving nosepiece is the part that holds at least two objective lenses. One can rotate the turret easily to change power to a desirable level.
An ordinary lab microscope has two or three objective lenses. When the magnifying power of these lenses is coupled with the power of an eyepiece lens, the scientist in the microscope lab attains huge magnification of the items under view.
Rack Stop is an adjustment that helps the user to determine the closeness of the microscope objective lens to the slide. To prevent beginners and students from destroying the high power microscope lenses, the rack stop is set at the factory.
A condenser lens focuses light onto the specimen in review. The higher the power of the lens, the more suitable it is for advanced scientific study. For this reason, modern condenser lenses have 400X magnification power.
Almost all models have a diaphragm or a lens, which is a rotating disk below the stage. As it has holes of different sizes, it is useful in varying the size and intensity of light that goes into the slide. Other parts include microscope stand and microscope bulbs.
Also referred to as a stereoscopic microscope, this is an optical type that is meant for observation in low magnification of a sample. Typically, it uses the light from the object’s surface as opposed to light transmitted through the sample. A typical stereo microscope has two optical paths, two eyepieces and two objective lenses.
The two pairs of parts provide the scientist with different viewing angles to the two eyes-left and right. This features result in a three dimensional visualization. While stereomicroscopy records and examines solid samples, ordinary microscope photography analyzes the detail of a three-dimensional specimen.
For this reason, these types are commonly used in microsurgery, dissection, circuit board manufacture, inspection and in watch making. They are also ideal in forensic engineering, quality control, fractography, entomology and manufacture of close work materials.
Scientists should not confuse a stereo microscope with a compound microscope that also comes with double eyepieces. In both types, both eyes can view the sample as the two eyepieces provide unprecedented viewing comfort. However, the image viewed in a this type is just the same as if it was viewed using a single monocular eyepiece. Unlike compound microscopes, this type gives a scientist better depth of field and improved working distance. The higher the microscope resolution, the smaller the working distance and depth of field. Recent models of stereo microscopes come with a CCD camera that displays images on an external high-resolution LCD monitor.
Usually referred to as portable microscope or a handheld one is usually a small pocket microscope. It is especially idea for students who need to observe scientific objects in the lab or outside. Most of these are durable and portable, allowing the user to carry easily in a conventional backpack.
A typical microscope for kids is the size of a large pen. Most of these use batteries to operate. In addition, their internal lenses obtain power form natural light. Even so, they produce high quality images that have little or no blurred edges. The need for small portable student microscopes brought these handheld devices. One can easily hold the device in the hand, unlike standard models that need a firm base to stand on. Even with their small parts, a user can benefit from their huge magnification power. Standard handheld microscopes can have a power of 25X-100X.
While some look like an ordinary pen, some come in an egg shape while others are rectangular. Some manufacturers include a handle to enable users to access different viewing angles. To see parts of a large object, some of these devices have a USB cord that displays the images to a computer. Alternatively, one can record the images in the device and download them to a computer later.
A microscope for kids comes with extra safety features including a rubberized eyepiece. For this reason, children can use them in the classroom, playground and other places within the school or home. They are therefore ideal for teachers and parents to introduce children to the scientific world.
Other users of the devices include medics at emergency rooms, trauma and medical practitioners, scientists and field officers. Even as they have a compact size, they bring huge imaging power. The biggest advantage is perhaps the fact that they weigh just a few ounces.
While there are numerous manufacturers, Nikon microscopes are among the leading pocket microscopes in the world. Users can purchase new ordinary batteries when the old ones are used. More importantly, the microscope digital equipment comes with an instructional manual. For this reason, children and teens can assemble them with ease.
These days, parents can buy microscope for their children at reduced prices. Numerous online microscope retailers allow buyers to order remotely and have them delivered. When buying a cheap microscope or used microscopes, care should be taken to find out if it has any faults. A used microscope can still give one the same benefits as a new one. In addition, one should read best digital microscope reviews before setting on any. Generally, most microscopes for sale have a guarantee so that a user can enjoy free or cheap repair services.
Just as the name suggests, a dissecting microscope is used by scientists to have cross-sectional views of dissected parts of a certain sample. Instead of viewing typical samples on a slide, these are devices for magnifying and examination of three-dimensional samples. Some scientists refer to this type as a stereoscope, thanks to the way its lenses operate. While compound microscopes come with high magnification power for 2-D objects, this model has a double lens array aligned in such a way that it brings a three-dimensional image. A dissecting microscope has two eyepieces that connect to two different objective lenses. In fact, some advanced models come with a third lens for recording microscope video of the magnified sample or taking photos.
These devices can come in varying quality levels and sizes. On top of being used for dissection purposes, it can be ideal in other places as well. Examples are examining geological samples, archaeological artifacts, minerals and fossils.
Nikon microscopy offers a wide selection of dissecting types. While some have usb magnifier and virtual microscope properties, others do not. Users can order units from the manufacturers without having to buy from intermediaries. More importantly, used microscopes for sale should be reviewed widely to ensure they still posses their original magnifying power.
Just as the name suggests, a microscope camera is a photography and video recording device that when attached, relays fine details of a sample to an external monitor. The camera captures still images as well as video microscope of objects on the side. For this reason, the best usb microscope camera can work with devices with various photo ports- 23mm, 30mm and 30.5 mm.
Standard cameras measure 8.2 inches in length, 6.3 inches in height and 4.6 inches in width. One can take advantage of their lightweight, as they weigh not more than 20 ounces. This makes them ideal for travelling researchers and mobile medical practitioners.
The biggest advantage of using usb microscope camera is that most of these are compatible with ordinary computers and operating systems. The most common models have a 640×480 pixel resolution and can work with many versions of Windows and Mac computers. Anyone can connect a camera to its intended digital microscope. Nikon microscopes are among the leading brands as far as the manufacture and sale of usb microscope camera is concerned. One can either connect the camera to the microscope eyepiece or to a dedicated phototube usually on a trinocular head. The camera sensor can directly pick the images produced by the microscope objective. This option removes the need for eyepiece devices and other intermediate optics. Compared to the sensors of typical cameras, the objective lenses produce large images. If necessary, a reduction lens converts the images into appropriate sizes and brightness.
With modern sales methods, anyone in need of these gadgets has access of where to buy a microscope camera. Many manufacturers and retailers offer their products for sale online. the Nikon microscope camera for example can be ordered from a number of online retail stores such as Amazon and eBay.
Otherwise, visiting the physical shops is another option. Here, a prospective buyer can examine the functions of the various parts of the product before buying. in this regard, it is wise to ensure that the digital microscope usb camera is compatible with a certain microscope.
An inverted microscope is one whose condenser and light source are located on top and the turret and objectives are positioned below the stage. These parts are in the opposite position of a conventional microscope. Depending on the application, users can enjoy greater freedom than when working with an upright microscope.
Scientists who occasionally observe living organisms and cells can utilize this type of microscope. This is because a user can view a tissue culture flask in more natural settings than when on a glass slide that conventional models have.
Large inverted microscopes can allow the installation of five or six objective lenses of different magnification powers. In addition, one can achieve fluorescence microscope ability, usb magnifier, confocal scanning and still fit still and video cameras among other operations. One of the obvious advantages of an inverted microscope is the fact that a scientist cannot crash the objective into a sample. The same cannot be said of condenser microscopes. Additionally, users can look at a larger sample in less time as compared to traditional varieties. This enables people to save time, money and other resources in preparing a sample for observation.
USB Digital Microscope
Usb digital microscope is a small magnifying gadget that a user can plug into a conventional computer and monitor the details of the specimen under view. Unlike traditional optical microscopes, these ones use computer software. Most cheap microscopes are usb digital varieties. However, advanced systems that have their own software and LCD screen can cost thousands of dollars. The low-priced varieties look like webcams, as they do not have the massive illumination functions of traditional models. These days, anyone can find usb microscopes for sale with valuable digital capabilities. Scientists and medical professional use this type of digital microscopes when they want to show and explain certain medical phenomena to their patients. Additionally, a teacher can use a microscope with camera to demonstrate certain scientific phenomena.
Most cameras are able to relay microscope images, thanks to a simple microscope lens and few other microscope accessories. Traditional devices achieve their microscope magnification as a product of the magnification of the eyepiece lens and the objective lens. However, a digital optical microscope achieves its magnification when the monitor magnifies the image size as captured by the camera.
Here is a video we find useful when choosing right model and technique when it comes to microscopy.