There are two types of microscopes available: simple and compound microscopes. A simple microscope is equipped with one lens but a compound microscope has both an eyepiece and an objective lens.

The purpose in dividing the same image from a single objective of the usual compound microscope is to reduce eyestrain and muscular fatigue, which may result from monocular, high-power microscopy.

Late 1600s – Dutch scientist Antonie van Leeuwenhoek constructed a microscope with a single spherical lens. It magnified up to ×275. 1800s - the optical quality of lenses increased and the ...

Aids burning. Found in air. Used to treat breathing problems A compound is a substance that contains atoms of two or more different elements, chemically joined together. For example, water is a ...

See how your savings and investment account balances can grow with the magic of compound interest. Many, or all, of the products featured on this page are from our advertising partners who ...

Peerawich Phaisitsawan/Getty Images Continuous compound interest is a formula for loan interest where the balance grows continuously over time, rather than being computed at discrete intervals.

These effects hold a fascination for me as someone who can’t see stereoscopic 3D, so why does a real 2D LCD microscope not have this problem? I am theorising when I say this, but I suspect that ...

The chemical name is a scientific name based on the compound's chemical structure ... of a proposed brand name was conducted by the Labeling and Nomenclature Committee (LNC) of FDA, usually ...

Compound interest is an essential tool for building lifetime wealth. Several different banking and investment instruments earn compound interest. Some offer easier access to your cash than others ...

Work out a proposed household budget by inputting your sources of income and projected expenses into Kiplinger's exclusive worksheet below. You can add and delete rows as necessary to reflect your ...

We’ve all likely seen the amazing images possible with a scanning electron microscope. An SEM can yield remarkably detailed 3D images of the tiniest structures, and they can be invaluable tools ...

Paired with an app, the device uses fluorescent labeling to detect plastic particles ... 3D-printed box containing a wireless ...