The device can display 3D images without the need for wearing special glasses. The display's special construction allows viewers to get a sense of an image's depth by tailoring its position to fit the user's perspective.
20% have it
17. lamp life
This shows the lifespan of the light source. Beamers need to have their lamps (light source) replaced every now and then.
Vivitek Qumi Q7: 30000h
18. power consumption operation
How much power the device consumes when it's switched on.
JVC DLA-X30: 0.8W
19. composite ports
The more composite ports a device has, the more devices can be simultaneously connected, such as video game consoles and set-top boxes.
NEC NC1200C: 4
20. has manual focus
This allows to manually set the focus.
71% have it
21. USB ports
With more USB ports, you are able to connect more devices.
Optoma UHD51A: 4
22. refresh rate
The frequency at which the screen is refreshed. Higher frequency results in less flickering (less noise) and more natural movement representation in action-intense scenes.