AmScope Powerful 6 Watt LED Dual Gooseneck Illuminator

AmScope Powerful 6 Watt LED Dual Gooseneck Illuminator Review

AmScope Powerful 6 Watt LED Dual Gooseneck Illuminator Feature

• Powerful 6 Watt cool light LED illuminator
• Providing strong even lighting
• 23-1/4" (590mm/each) long dual gooseneck lights
• Metal Framework Intensity control Box
• Wide band voltage (85-265VAC/50-60Hz) power supply

AmScope Powerful 6 Watt LED Dual Gooseneck Illuminator Overview

This is a 6 Watt LED dual light microscope illuminator in mint condition, with two long LED cable that can be bent into various positions. Light source is a 85-265VAC/50-60Hz unit. The lamps are 3Watt each (6 Watt in total) with fully adjustable intensity. This high intensity cool lighting LED system is excellent for all applications including biological and electronics applications. This unit is brand new in original box. Its retail value is above 0.
*** Product Information and Prices Stored: Nov 10, 2012 23:45:11

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Parts of a Microscope

The microscope was invented by two Dutch eyeglass makers named Zacharias Jansen and his father Hans in the year 1590. They put some lenses in to a tube and found out that it can improve an object by as much as 9 times its normal size and the images were not so clear. The first microscopes were used more as a novelty item rather than a scientific instrument. Galileo Galilei heard of this new invention and made a great microscope. In the late 1600's, Anthony Van Leeunhoek made use of a real microscope. His microscope had a magnification of 270 times, which during those times other microscopes can only perform 50 times of magnification. This led to many scientific discoveries and citizen started finding things in places where they seem to be empty.

Parts of a Microscope:

Led Microscope Light

Eyepiece lens - It is the lens where we look through, its magnification is ordinarily 10-15 times. Tube - This connects the objective lens and the eyepiece. Arm - It gives withhold to the tube and connects it to the base. Base - It supports the whole microscope and is located at the bottom. Mirror - Used to reflect light from an external light source to the bottom of the stage. This is used to give light to the specimen on the stage. Stage - It is where the slides are placed. The stage has clips to hold the slide in place, it has adjustable knobs that move the platform left and right; and up and down. Turret or the Revolving Nosepiece - Two or more objective lenses are in this part. These objective lenses can be rotated to change power. Objective lenses - There are ordinarily three objective lenses on a microscope. The shortest lens has the bottom magnifying power and the longest one has the highest magnifying power. The longest lens is retractable because it has a spring in it in order to safe it from hitting the slide. Rack Stop - The rack stop keeps users from breaking the lens or slide by preventing them to adjust the lens too low. Factories set this and should only be adjusted when using very thin slides. Condenser Lens - Condenser lenses focus light to the specimen making images sharper. They are more beneficial at the highest powers. Diaphragm or Iris - The diaphragm is used to vary the intensity and size of the light that is focused to the slide.

Parts of a Microscope

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Albert Einstein and His Discoveries

Most citizen think that Albert Einstein got Nobel Prize for his celebrated work on system of relativity. But he unmistakably got the award for his discovery of the law of photo galvanic effect.

Einstein's discovery

Led Microscope Light

Einstein got the Nobel for physics in 1921. Photo galvanic effect is a phenomenon where metals emit electrons from their covering when light shines upon them. Einstein explained this phenomenon as follows:

- Light consists of small particles called photons. They carry energy proportional to the frequency of light. - When light shines upon the metals, the electrons absorb the energy from the photons and they get rejected because of the energy difference. This causes the electron flow.

Einstein's discovery led to the comprehension that light behaves both as particle and wave.

Applications

The discovery of photo galvanic effect led to the development solar cells, now useful as the alternate source of energy for us. Similarly photo diodes are an additional one application, which find wide usage in light detection in the areas of fiber optics, telecommunication and other areas.

World year of physics

1905 represented a very leading year in physics with four groundbreaking publications by Albert Einstein while that year.

These four publications are:

1) about photo galvanic effect

2) Brownian motion

3) extra system of relativity

4) The celebrated mass and energy equation E=mC2

These publications especially the extra system of relativity wholly changed the policy of physics while the later years. The mass and energy equation led to the development of atom bomb as well as constructive nuclear power. Highlighting the point of 1905 as an leading milestone in Physics, year 2005 was recognized as world year of physics on the opening of 100th anniversary of Einstein's publications.

Later years

In later years, Einstein also added an additional one publication 'general system of relativity' and worked on his unified field theory. The normal system of relativity was not thorough by many at the time he published in 1915. The concepts and the calculations behind the system were quite involved and it was not understood by many. He recommend that his calculations can be verified while a solar eclipse. After a few years, while an eclipse, observations were recorded which proved his system correct. This made him even more famous.

Einstein's mass energy equation was utilized to originate the atom bomb. Einstein was not involved in making the bomb. He spoke against the war and continued on using technology for peace until his death in 1955.

Albert Einstein and His Discoveries

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16ft USB Waterproof Endoscope Borescope Inspection Camera with 4 LED lights

16ft USB Waterproof Endoscope Borescope Inspection Camera with 4 LED lights Review

16ft USB Waterproof Endoscope Borescope Inspection Camera with 4 LED lights Feature

• 5M/16ft WATER PROOF SEWER PIPE DRAIN CLEANER INSPECTION CAMERA
• High resolution with 1/6 CMOS camera
• 4 LED lux luminance lights can work better when the light very dark
• Can record video, and save the video in the PC
• This portable Digital Microscope must be connected to the computer when using.

16ft USB Waterproof Endoscope Borescope Inspection Camera with 4 LED lights Overview

Waterproof Level: IP*66
Camera head outer diameter: 14.5mm
Total length : 5meter;
Resolution : 640*480 30ftps
Sensor: 1/6 CMOS Image Sensor
Pixels: 300k Pixels
Wide visual view angle:52°
LED switch Adjustable lightness switch
USB2.0 interface
4 LEDs, the camera can catch sight in the shoot light environment
Note:
1. XP system can watch video directly without install software, Vista or Win 7 need install software which in the CD.
2. Can take photo (XP system can use itself photo function to take photo or use our software, other system need use our software to take photo)
3. Can record video, and save the video in the PC

Package included
1 x Mini USB Endoscope
1 x CD
1 x User Guide
*** Product Information and Prices Stored: Nov 06, 2012 15:00:07

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Cactus Adaptations

Environments like deserts, dry areas, and semi-barren regions receive less rainfall than other parts of the country, production water scarcity a common question in these areas. The plants which inhabit these environments have had to adapt to these conditions in order to survive. Desert plants-known as xerophytes-are most often succulents that have reduced, thick leaves. Apart from a few exceptions like Rhodcactus, all cacti are succulent plants. There are some definite cactus adaptations which enable cacti to survive in harsh environments.

The most leading cactus adaptations are the ones that allow them to conserve water, such as having reduced leaves. Reduced leaves means reduced outside area, either by production leaves shorter and thicker, or longer and thinner. This means less water is lost to the atmosphere through evaporation. We know that this is an evolutionary adaptation because of what we see under the microscope. Some other species of cactus have microscopic phloem, xylem and stomata, just like non-succulent plants. There are also ephemeral leaves in some of the cactus species, but these leaves don't last for long during the early development stages of the stem. Opuntia Ficus-indica (prickly pear cactus) is an perfect example of cactus species which has ephemeral leaves as a effect of evolution.

Microscope

Spines for Cactus Adaptations

Some cactus adaptations comprise spines which let out less water during transpirations then leaves. Spines grow from specialized structures called areoles, and defend the cactus from water-seeking animals. A few members of the spine-cactus house have rudimentary leaves which fall off once the cactus has matured. There are two genera called Pereskiopsis and Pereskia which retain large and non succulent leaves and even non succulent stems.

Cactus Adaptations through Stems

There are cactus plants that have adaptations such as enlarged stems which carry out photosynthesis and store water. These species of cacti (known as succulents) are coated with a waxy substance coated that prevents water evaporation. It helps prevent water from spreading on the surface, instead forcing water down the stem and into the roots. Cacti have hard-walled, thick succulent stem which shop water when it rains and keeps water from evaporating. The stem is basically fleshy, green and photosynthetic, and the inside of the stem is either hollow or spongy tissue to hold water.

Cactus Adaptations

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45x Mini LED Pocket Microscope w/ UV Light Review

45x Mini LED Pocket Microscope w/ UV Light Feature

• 45x LED illuminated pocket microscope with storage case.
• Attached to its side, for your illumination, is a swiveling, removable 1" long x 1/2" diameter dual-LED ultraviolet lights.
• Requires three LR927 batteries (included).
• Microscope can be separated from LED Illumination assembly.
• Comes in an equally teeny leatherette pouch.

45x Mini LED Pocket Microscope w/ UV Light Overview

The manufacturer suggests it for inspecting precious gems and fake IDs.

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*** Product Information and Prices Stored: Nov 04, 2012 06:00:08

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Microscope Parts - What Is Inside the Microscope?

The most basic type of optical microscope is the magnifying glass. It is best to know all the different microscope parts before purchasing a microscope so that you can pick the one that is best for you.

Eyepiece Lens - This is the part of the microscope that the user indubitably uses to look straight through onto the object that is being magnified. The eyepiece lens is typically the same in most microscopes except for the children's microscope when the eyepiece lens will be built in a smaller form in order to adapt a smaller viewers face proportions.

Microscope

Objective Lenses - The objective lenses are the second set of lenses in a blend microscope. There are normally a collection of strengths of objective lenses on any one given microscope. The objective lens will normally range in magnification impel from 4X to 100X. When the objective lens is combined with the power of the eyepiece lens, then the magnification power is times by the amount of the two lenses combined. So if your eyepiece lens is 10X in impel and you concentrate that with your objective lens which is 100X in strength, then you will get the magnification power of 1000X.

Tube - The tube is responsible for connecting together the eyepiece lens and the objective lens. This is a very basic part of the microscope and only serves one single purpose. The functionality of this piece will normally never vary other than connecting the two lenses and occasionally it will also house some type of adjustment knob on the microscope.

Arm - The arm is responsible for supporting the tube and allowing the tube to be associated to the base of the microscope. The arm has no other function other than supporting the tube.

Stage - This is the place where you indubitably place your slide onto. The stage normally has two clips on it that are used to gain the slide to the surface of the slide. Some microscopes have a mechanical stage which allows the user to indubitably move the slide around using knobs instead of manually positioning the slide by hand.

Revolving Nosepiece (Turret) - This piece is used to rotate complicated objective lenses on one single microscope. This is used when you need to take the amount of magnifying power that you want to use.

Rack Stop - This part of the microscope is used to prevent the user from bringing the objective lens down to close to the slide that it breaks or damages something. This setting is set at the factory and cannot be adjusted.

Those are the most basic and common parts of a pocket microscope and you should take the time to check out each one before purchasing your microscope. Knowing all the parts of the microscope is a good way to shape out which one will work best for you.

Microscope Parts - What Is Inside the Microscope?

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