Christie M-Series User Manual page 24

Section 2: Installation and Setup
The horizontal position of the image can also be offset; that is moved to the left or right of optical center, by
adjusting the motorized lens mount. The amount of horizontal offset available depends on the lens installed and
if the image has already been vertically offset. Horizontal offset can be expressed as the percent of half the
image width or the number of pixels of shift to one side of lens center.
horizontal offset of a lens type. See
Table 2.3 - Lens Type and Horizontal Offsets, HD 1080p (1920 x 1080 pixels)
Lens Throw Ratio
CHRISTIE ILS LENS 0.73:1 SX+ / 0.67:1 HD 0.95" 3-CHIP
CHRISTIE ILS LENS 1.2:1 SX+ / 1.1:1 HD 0.95" 3-CHIP
CHRISTIE ILS LENS 1.2:1 SX+ / 1.1:1 HD SFL 0.95" 3-
CHRISTIE ILS LENS 1.25-1.6:1 SX+ / 1.16-1.49:1 HD
0.95" 3-CHIP DLP®
CHRISTIE ILS LENS 1.5-2.0:1 SX+ / 1.4-1.8:1 HD 0.95" 3-
CHRISTIE ILS LENS 2.0-2.8:1 SX+ / 1.8-2.6:1 HD 0.95" 3-
CHRISTIE ILS LENS 2.8-4.5:1 SX+ / 2.6-4.1:1 HD 0.95" 3-
CHRISTIE ILS LENS 4.5-7.5:1 SX+ / 4.1-6.9:1 HD 0.95" 3-
CHRISTIE ILS LENS 7.5-11.2:1 SX+ / 6.9-10.4:1 HD 0.95"
3-CHIP DLP®
NOTES: 1) Offsets are subject to
panel resolution x 100.
Table 2.4 - Lens Type and Horizontal Offsets, SXGA+ (1400 x 1050 pixels)
Lens Throw Ratio
CHRISTIE ILS LENS 0.73:1 SX+ / 0.67:1 HD 0.95" 3-CHIP
CHRISTIE ILS LENS 1.2:1 SX+ / 1.1:1 HD 0.95" 3-CHIP
CHRISTIE ILS LENS 1.2:1 SX+ / 1.1:1 HD SFL 0.95" 3-
2-14
Figure 2-10 - Horizontal Offset
DLP®
DLP®
CHIP DLP®
CHIP DLP®
CHIP DLP®
CHIP DLP®
CHIP DLP®
7% centering tolerance. 2)% Offset = # of pixels of offset/half horizontal
±
DLP®
DLP®
CHIP DLP®
Examples.
Fixed Zoom Lens Part
Number
X 118-100110-XX
X 118-100117-XX
X 118-101103-XX
X 118-100111-XX
X 118-100112-XX
X 118-100113-XX
X 118-100114-XX
X 118-100115-XX
X 118-100116-XX
Fixed Zoom Lens Part
Number
X 118-100110-XX
X 118-100117-XX
X 118-101103-XX
Table 2.3 and Table 2.4, each show the
Minimum Offset
Left or Right of
Lens Center
±12% ±115 pixels
±42% ±403 pixels
±42% ±403 pixels
±40% ±384 pixels
±42% ±403 pixels
±42% ±403 pixels
±42% ±403 pixels
±42% ±403 pixels
±42% ±403 pixels
Minimum Offset
Left or Right of
Lens Center
±13% ±91 pixels
±50% ±350 pixels
±50% ±350 pixels
M-Series User Manual
020-100009-02 Rev. 1 (04-2009)