WordNet-Online
Free dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
Hint: double-click any word to get it searched!

	Enter your search terms Submit search form
	Web www.wordnet-online.com

Definitions from the Web

Parfocal

Adjective

1. remaining in focus when adjusting a camera lens or microscope so that an object does not become blurred or out of focus.

Example sentence: The parfocal lens allowed me to switch between objects without losing focus.

2. having a constant magnification throughout a series of interchangeable lenses or eyepieces.

Example sentence: The parfocal eyepieces ensured a seamless transition between different magnifications.

Related Products:

Parfocal Camera Lenses

Parfocal Microscopes