Iris Diaphragm Meaning in French

Find Pakistan's authentic, largest, and latest collection of Meanings, Synonyms, Thesaurus, with Antanoyms, Definitions of wide range of different languages words online.

1. () An adjustable diaphragm, suggesting the iris of the eye in its action, for regulating the aperture of a lens, consisting of a number of thin pieces fastened to a ring. It is used in cameras and microscopes.