Draper manufactures custom size screens to meet your specification. Virtually any size within the maximum shown for any given model is available. Please call for pricing on special sizes.

The following formulas may be useful:

D= exact diagonal, H=viewing area height, W=viewing area width

• PAL/NTSC video - 4:3 aspect ratio
  
  H=D x 0.6, W=D x 0.8, D=H x 1.667, D=W x 1.25
   
• HDTV - 16:9 aspect ratio
  
  H=D x 0.49, W= D x 0.87146, D=H x 2.04, D=W x 1.475
   
• Widescreen - 1.85:1 aspect ratio
  
  H=D x 0.4762, W=D x 0.881, D=H x 2.1, D=W x 1.135
   
• CinemaScope - 2.35:1 aspect ratio
  
  H=D x 0.3915, W=D x 0.92, D=H x 2.554, D=W x 1.0868
   
• Data Graphics - 5:4 aspect ratio
  
  H=D x 0.625, W=D x 0.781, D=H x 1.601, D=W x 1.281

• H:W

• 1:1

• 1.33:1 or 4:3

• 1.48:1 or 3:2

• 1.78:1 or 16:9

• 1.85:1

• 2.05:1

• 2.35:1

• 1.25:1 or 5:4