Hardware tool

Projector Throw Distance Calculator

Calculate throw distance, image width, screen height, and projector placement range.

Runs in your browser
Projector Throw Distance Calculatorupdates live
Result
Image width
104.59 in
Image height
58.83 in
Minimum lens distance
9.85 ft
Maximum lens distance
12.81 ft
Screen area
42.7 sq ft

Throw ratio normally uses image width. Lens shift, zoom range, mounting offset, overscan, and the manufacturer's calculator determine final placement.

How to use this projector throw distance calculator

  1. Enter the projector throw ratio and desired image or screen size, then compare the placement range with the room.
  2. Review the calculated totals, units, and assumptions. Check the inputs and units before relying on the result.
  3. Change one input at a time to compare another case, then copy or save the result you plan to use.

About this projector throw distance calculator

Projector Throw Distance Calculator helps you calculate throw distance, image width, screen height, and projector placement range. The input and result appear together for easy comparison.

You can also use it to compare results after changing one input.

Example

Use a 1.5 throw ratio and a 100-inch 16:9 image to estimate lens distance and screen dimensions.

Common uses

  • calculate throw distance, image width, screen height, and projector placement range
  • compare results after changing one input
  • save an estimate for planning or comparison