For 16 9 hdtv projection screen height should equal or exceed 1 3 the distance from the screen to the optimum seat which is usually the center of the seating area.
Projector screen how far from floor.
A projector nearer the ceiling is less obtrusive further away from inquisitive fingers and less noisy.
In such a case the maximum distance for placing your projector from the screen will be 17 6 feet 8 x 2 2 and the minimum distance will be 14 4 feet 8 x 1 8.
For example the specification 100 inch 8ft means that the minimum distance required between the projector and the screen is 8ft to project a 100 inch screen.
Based on the inputs this is the viewing angle or arc for your set up.
First look for information about screen size and distance which is typically expressed as screen size distance from screen within the specification of most projector models.
Same for view distance.
Calculating from the floor to where the screen starts assuming only 1 row of seating.
But how do we find out what the ratio of our projector is.
This corresponds to the point at which most people will begin having trouble picking out details and reading the screen.
Let s take a random number and say the screen is 6 feet wide.
Use our foot lambert calculator to determine how bright of an image you will get based on.
Ceiling is 94 5 high as at now i have mounted it about 20 degrees and i can even shoot half the image to the floor if i want.
Eye level 1m off ground ceiling height 2 7m.
How high do you guys have your projector screen off the floor.
Throw distance x width of screen in inches distance from screen to projector lens throw distance is the distance from the screen to the projector.
All we need is the width of the screen and the projector s throw ratio.
I didmy setup with the aim for eyes somewhere between bottom of screen and as far high as bottom 3rd of the screen.
Use our viewing distance calculator to figure out the optimal seating distance for your audience based on the projector screen size you are considering.
Suggests a viewing distance of three to six screen widths for video.
After calculating the distance from the screen you need to figure out where you should mount the projector.
Width screen width is generally determined by the height of the screen and the projection formats to be used.
But like i said it hangs quite strange and i dont like the look.
So how high is your image from from the floor and what is your viewing distance.
For the former it s easy enough.
Placement of the projector.
Projector screen store viewing distance calculator.
Raised seating is out for me as i need a clear flat floor for wheelchair access in the room apart from being a viewing room it is also where the lift for the wheelchair comes up.
For example if your screen is 87 wide and the throw distance of your projector is 1 3 the projector should be 113 87x1 3 113 from the screen.
Bottom of my screen 800mm off ground.
Distance of pj to screen is about 153.
Now for our purpose we need to calculate the distance from the projector s lens to the screen.