IN THIS GUIDE
The DMD™ ......................................................................................................... 114
Choosing A Lens .............................................................................................. 116
Basic calculation .....................................................................................................117
Basic calculation example .....................................................................................118
Full lens calculation ................................................................................................119
Introducing TRC ........................................................................................................... 119
Calculating TRC ........................................................................................................... 120
TRC table ..................................................................................................................... 120
Calculating the throw ratio with TRC ............................................................................ 121
Full lens calculation example ............................................................................... 122
Screen Requirements .................................................................................... 123
Fitting the image to the DMD™ ............................................................................. 123
SX+ images displayed full width .................................................................................. 123
SX+ images displayed full height ................................................................................. 123
1080p images displayed full width ............................................................................... 124
1080p images displayed full height .............................................................................. 124
WUXGA images displayed full width ............................................................................ 125
WUXGA images displayed with a height of 1080 pixels .............................................. 125
WUXGA images displayed full height .......................................................................... 126
Diagonal screen sizes ............................................................................................ 127
Fitting the image to the screen ............................................................................. 128
Positioning the screen and projector ................................................................... 129
Positioning The Image .................................................................................. 130
Maximum offset range ........................................................................................... 132
Aspect Ratios Explained .............................................................................. 133
Aspect ratio examples for DMD™ resolution SX+ (SXGA+) .............................. 134
Aspect ratio examples for DMD™ resolution 1080p ........................................... 137
Aspect ratio examples for DMD™ resolution WUXGA ....................................... 140
Aspect ratio example: TheaterScope ................................................................... 143
Frame Rates And Pulldowns Explained ................................................... 144
Interlaced and progressive scan .......................................................................... 144
Frame rates of image sources .............................................................................. 144
Pulldowns - conversion into destination formats ............................................... 145
2:3 (normal) pulldown .................................................................................................. 145
2:3:3:2 (advanced) pulldown ........................................................................................ 146
Appendix A: Lens Part Numbers ................................................................ 147
Appendix B: Lens Charts .............................................................................. 148
How to use the lens charts .................................................................................... 148
Howtondtherightlenschart ............................................................................ 149
1080p (1920 x 1080 pixels) .......................................................................................... 149
WUXGA (1920 x 1200 pixels) ...................................................................................... 150
SX+ (1400 x 1050 pixels) ............................................................................................. 151
DMD™ resolution 1080p / WUXGA, full width images ........................................ 152
DMD™ resolution 1080p, 1.25:1 images .............................................................. 154
DMD™ resolution 1080p, 1.33:1 images .............................................................. 156
DMD™ resolution 1080p, 1.6:1 images ................................................................ 158
DMD™ resolution 1080p, 1.66:1 images .............................................................. 160
DMD™ resolution WUXGA, 1.25:1 images ........................................................... 162
DMD™ resolution WUXGA, 1.33:1 images ........................................................... 164
DMD™ resolution SX+, full width images ............................................................ 166
DMD™ resolution SX+, 1.25:1 images ................................................................. 168
Appendix C: Supported Signal Input Modes .......................................... 170
2D input modes ...................................................................................................... 170
3D input modes ...................................................................................................... 173