An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus fully [or on a manually selected point or area. An electronic rangefinder] has a display instead of the motor; the adjustment of the optical system has to be done manually until indication.
autofocusとは意味:{名} : オートフオーカス◆【略】AF -------------------------------------------------------------------------------- 【発音】o':tэfo`ukэs autofocus meaning: Noun: autofocus 'otow`fowkus An optical device for focussing a camera or other instrument automatically Derived forms: autofocuses Type of: optical device Encyclopedia: ...autofocus en francais:n. autofocus, système de mise au point automatique (appareil photo, caméra)autofocus artinya:autofokusautofocus ?:?? ??autofocus перевод:устройство автоматической фокусировки