entrance pupil
optical image of the physical aperture stop
Pronunciations
British English
/ˈɛntɹəns ˈpjuːpl/Open converterAmerican English
/ˌɛnˈtɹæns ˈpjupəl/Open converter
These IPA transcriptions are generated from the name above. Proper names may have other pronunciations, and current converter results may differ. How transcription works