optical projector
type: Concept
broader: optical device
preferred label: پروژکتور @fa
related: optical shutter
related: motion picture
related: photographic accessories
related: projection system
related: photography

optical shutter
type: Concept
preferred label: شاتر نوری @fa
related: optical projector

optical device
type: Concept
narrower: optical projector
preferred label: افزاره نوری @fa

photographic accessories
type: Concept
preferred label: لوازم عکاسی @fa
related: optical projector

photography
type: Concept
preferred label: عکاسی @fa
related: optical projector

motion picture
type: Concept
preferred label: تصویر متحرک @fa
related: optical projector

projection system
type: Concept
preferred label: دستگاه تصویراندازی @fa
related: optical projector