 
<translate> Tambaya: Halin da ake ciki: Gidan gani shine girman duniyar da ake iya gani wanda aka gani a kowane lokaci. A cikin yanayin na'urori masu gani ko na'urori masu auna firikwensin yana da kusurwa mai ƙarfi wanda mai ganowa ke da hankali ga radiation na lantarki.  Tambaya: menene ma'anar kalmar filin gani? Bari mu ba da rafi na sani na farko: <eng> Q: Context: The field of view is the extent of the observable world that is seen at any given moment. In the case of optical instruments or sensors it is a solid angle through which a detector is sensitive to electromagnetic radiation.

Question: what does the term field of view mean? Let's give stream of consciousness first: 