Projectors with manual focus
prices on 328 modelsManual
— as the name implies, in this case the focus system does not have any drive, and focus is carried out exclusively manually — most often by turning a special ring on the projector lens. Such a design is more reliable than a motorized one (there is practically nothing to break in it), and it is also significantly cheaper, but less convenient — especially if the projector is located in a hard-to-reach place, for example, under the ceiling.