InFocus LP 840, LP 850 manual Appendix, Projected image size

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Appendix

Projected image size

NOTE: Visit our website for an interactive image size calculator.

Table 1: Projection sizes: Standard lens (1.5 - 2.2:1 throw ratio)

 

Minimum Image

Maximum Image

 

 

 

 

 

 

Diagonal

Image

Diagonal

Image

Distance

Image

Width

Image

Width

(feet/m)

(feet/m)

(feet/m)

(feet/m)

(feet/m)

 

 

 

 

 

 

 

 

 

 

Min Distance

1.7/0.52

1.46/.42

2.5/0.76

1.82/0.55

3/0.9

 

 

 

 

 

 

 

 

 

5/1.5

2.84/0.87

2.27/.69

4.17/1.27

4.55/1.39

 

 

 

 

 

10/3.0

5.68/1.73

4,55/1.39

8.33/2.54

9.09/2.77

 

 

 

 

 

20/6.1

11.36/3.46

9.09/2.77

16.67/5.08

13.33/4.06

 

 

 

 

 

30/9.1

17.05/5.2

13.64/4.16

25.0/7.62

20.0/6.10

 

 

 

 

 

40/12.2

22.73/6.93

18.18/5.54

33.33/10.16

26.67/8.13

 

 

 

 

 

Max Distance

25.85/7.88

20.68/6.20

37.92/11.56

30.33/9.25

45.5/13.9

 

 

 

 

 

 

 

 

 

The image offset range for the standard lens is 10:1 (100%) to 1:1 (50%).

Table 2: Projection sizes: Short Fixed lens (0.8:1 throw ratio)

 

Image Size

 

 

 

 

 

Diagonal Image

 

Image Width

Distance (feet/m)

(feet/m)

 

(feet/m)

 

 

 

 

 

 

 

 

Min Distance

4.69/1.43

 

3.75/1.14

3/0.9

 

 

 

 

 

 

 

5/1.5

7.81/2.38

 

6.25/1.91

 

 

 

 

10/3.0

15.63/4.76

 

12.5/3.81

 

 

 

 

Max Distance 12/3.7

18.75/5.72

 

15.0/4.57

 

 

 

 

The optimal offset setting for the fixed focus short throw lens is 50% (on axis).

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Contents USER’S Guide Trademarks Important Operating Considerations Table of ContentsPage Online Registration AccessoriesProjector components and features back IntroductionConnector Panel Positioning the projector Required computer connections Connecting a computerOptional computer connections Visit our website for information on ProjectorNet Displaying a computer image First-time projector use with Windows For Windows 2000, Windows ME, and Windows XP Wizard launches two timesAdjusting the image Standard video connections Connecting a video deviceOptional video connections Connect BNC cables Displaying a video image You can also adjust the zoom and focus via the menus. See Screen Save Troubleshooting your setupPower Save Shutting down the projectorComputer image projected SolutionRange Out Image clear and not cropped Page Color Lamp won’t turn on, Lamp LED blinking red Lamp won’t turn on, Temp LED solid redLamp must be replaced Lamp turns on Still having problems? Using the keypad buttons Troubleshooting the remote Using the remote controlTroubleshooting audio Using the audioConnecting external speakers Optimizing computer images Presentation featuresCustomizing the projector Optimizing video imagesUsing the menus Picture menu Presets Advanced settings Settings menu Save Screen PiP Enable PiP Position Effect Key Network Cleaning the lens MaintenanceChanging the lens Lamp module is on the right Resetting the lamp timer Using the security lock Cleaning the dust filterTroubleshooting Projected image size AppendixDistance Image Width 2.3 25/7.6 LED color/behavior Meaning LED BehaviorSetting Value RS-232 commandsCommunication Configuration Command FormatLimitations Error Conditions= Japanese = Korean = Portuguese = Russian = Norwegian NND Ntsc Function Com Min Max Step Mand Fault Numerics Page XGA Warranty Limitation and Exclusion Limited WarrantyTo Be Eligible For Limited Warranty Coverage Limited Warranty PeriodTo Obtain Warranty Service If YOU Need ASSISTANCE… USER’S Guide
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