释义 |
afocal
afocal (ˈeɪˌfəʊkəl) adj (Astronomy) astronomy denoting a method for transferring an image without bringing it into focusTranslationsafocal
afocal Refers to a lens or an optical system with zero focal power, i.e. in which incident rays entering parallel emerge parallel. See afocal lens; aniseikonic lens. |