To find your optimum distance measure the size of your screen diagonally and divide that size by 84.
140 inch projector screen viewing distance.
Now as screen size gets larger especially in the 150 inch or larger diagonal range it will be important to watch how bright the projector is and how much gain the screen has to help boost the brightness.
Use our screen size comparison to see the differences between various screen sizez and aspect ratios.
I was lucky when i was projector shopping to find a local specialty shop with 4 different rooms all had different screen types sizes viewing distances and projectors so a buddy and i tried them all.
My original plan was for 106.
As you move a projector away from the screen or wall the image will get bigger and as you push the.
Now for our purpose we need to calculate the distance from the projector s lens to the screen.
I don t know of any good short throw projectors.
Design the room around your seating and the screen around your projector and viewing distance.
Screen or image size projection distance 1 minimum to maximum screw hole number 2 80 inches 203 cm 97 to 106 inches 248 to 270 cm 4 100 inches 254 cm 122 to 133 inches 310 to 338 cm 3 120 inches 305 cm 147 to.
Suggests a viewing distance of three to six screen widths for video.
Based on the inputs this is the viewing angle or arc for your set up.
All we need is the width of the screen and the projector s throw ratio for the former it s easy enough.
Let s take a random.
Using that calculation a 100 inch projector screen requires an optimal viewing distance of 119 inches or 3m from the screen.
The wall i have is huge and we can easily fit 140.
I have just a small amount of room back but not much.
A projection calculator is used to calculate a screen size when a projector is a specific distance away from the screen.
I m buying the projector first so we can gauge how we think it looks.
As well a dark theater.
Maximum recommended viewing distance.
Use our viewing distance calculator to figure out the optimal seating distance for your audience based on the projector screen size you are considering.