Apochromatic – Definition & Meaning

Apochromatic is a term that is often used in the field of optics and photography. It refers to a type of lens or system that is designed to minimize chromatic aberration, which is the optical phenomenon that causes different colors of light to focus at different points. In this article, we will explore the definition and meaning of apochromatic, its origin, associations, synonyms and antonyms, and provide examples of its usage in sentences.

Definitions

Apochromatic is an adjective that describes a type of lens or system that is designed to correct chromatic aberration, which is the phenomenon that causes different colors of light to focus at different points. This type of lens or system is designed to produce images that are free from color fringing or blur.

Origin

The word apochromatic comes from the Greek words “apo”, meaning “away from”, and “chroma”, meaning “color”. The term was first used in the 19th century to describe lenses that were designed to minimize chromatic aberration.

Meaning in different dictionaries

According to the Merriam-Webster Dictionary, apochromatic is defined as “correcting for chromatic aberration in a lens or optical system”.
The Oxford English Dictionary defines apochromatic as “designating a lens or optical system designed to eliminate chromatic aberration”.

Associations

Apochromatic lenses are often used in high-end photography equipment, such as professional cameras and telescopes. They are also used in medical and scientific imaging equipment, where accuracy and precision are important.

Synonyms

Some synonyms of apochromatic include achromatic, colorless, and neutral.

Antonyms

Antonyms of apochromatic include chromatic, colorful, and tinted.

The same root words

The same root words as apochromatic include chromatic, chromatism, and chromatismus.

Example Sentences

1. The apochromatic lens on this camera produces sharp, clear images with no color fringing.
2. The telescope’s apochromatic optics allowed us to see the details of the planet’s surface with great clarity.
3. The medical imaging equipment uses apochromatic lenses to ensure accurate diagnosis and treatment.
4. The photographer chose an apochromatic lens for the shoot to capture the true colors of the subject.
5. The scientist used an apochromatic microscope to observe the cells in detail.