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Step 3Getting to know your projector
In order to design your layout, you'll need to know a few things about your projector. Download and Print out this XL sheet and record your results there:
http://wiremap.phedhex.com/instructable/worksheet.xls
Native Aspect Ratio:
Image 1: (width / height)
Throw ratio of the tightest zoom:
Image 1: (width / depth)
Throw ratio of the widest zoom:
Image 2: (width / depth)
Closest focus:
Image 3: Distance from projector to image.
Native resolution:
(not pictured): check your projector's documentation.
As an example, for my particular project, I have these stats:
throw @ tightest zoom: 27" : 72"
throw @ widest zoom: 36" : 72", or 1:2
native aspect: 4:3
Closest focus: 45"
Native res: 1024 x 768
http://wiremap.phedhex.com/instructable/worksheet.xls
Native Aspect Ratio:
Image 1: (width / height)
Throw ratio of the tightest zoom:
Image 1: (width / depth)
Throw ratio of the widest zoom:
Image 2: (width / depth)
Closest focus:
Image 3: Distance from projector to image.
Native resolution:
(not pictured): check your projector's documentation.
As an example, for my particular project, I have these stats:
throw @ tightest zoom: 27" : 72"
throw @ widest zoom: 36" : 72", or 1:2
native aspect: 4:3
Closest focus: 45"
Native res: 1024 x 768
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