Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Electrons have wavelengths thousands of times smaller than visible light, which allows electron microscopes to resolve objects that are many times smaller than can be seen with optical microscopes.

From Science Daily • Feb. 26, 2024

Some aspects of the microscopic domain are visible through standard optical microscopes, for example, many biological cells.

From Textbooks • Feb. 14, 2019

Using optical microscopes, his team painstakingly searched for zircons about 0.2 millimeters across.

From Science Magazine • Jul. 30, 2015

Their breakthroughs, starting in the 1990s, shattered previous limits on the resolution of optical microscopes, giving scientists improved tools to study diseases such as Parkinson’s, Alzheimer’s and Huntington’s at a molecular level.

From Washington Times • Oct. 8, 2014

That makes them too diminutive to be seen with the most powerful optical microscopes.

From Time Magazine Archive