[AG-TECH] projector/room setup

[Ulrich Schwenn]

to be exact  it is +/-85% vertical and +/-55 horizontal...

Ulrich Schwenn wrote:

> There is a little help if you consider one of the NEC beamers namely 
> the the GT950, which allows an optical lensshift of +/-55%, bringing 
> the beamer quite a lot out of sight even for  low videowalls.
> Sinc
> Ulli
>
> Osland, CD (Chris) wrote:
>
>>> The more I read about keystoning and throw distances the more
>>> trouble I am having trying to figure out how to do it.
>>>   
>>
>>
>> To get a 5' high videowall, with the centre of the wall at the
>> height of an adult's eyes when seated, without the projector
>> being so low it was regarded as a safety hazard, I use a
>> projection screen (21' x 6') on a frame which I rest against
>> the wall with the base of the frame toed out from the wall.
>>
>> The screen is perforated and the (4) speakers are ranged along
>> the wall behind the screen.
>>
>> Cheers
>>
>> Chris
>>
>> ____________________________________________________________________
>> Chris Osland                         Office tel: +44 (0) 1235 446565
>> Digital Media and Access Grid      Medialab tel: +44 (0) 1235 446459
>> BIT Department             Access Grid room tel: +44 (0) 1235 445666
>> e-mail:   C.D.Osland at rl.ac.uk               Fax: +44 (0) 1235 445597
>>
>> CLRC Rutherford Appleton Laboratory (Bldg. R18)
>> Chilton, DIDCOT, Oxon OX11 0QX, UK
>>
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>

-- 

*Dr. Ulrich Schwenn *


Head of Multimedia and Videoconferencing Group
Computing Center Garching
Max-Planck-Gesellschaft &
Max-Planck-Institut für Plasmaphysik
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D-85748 Garching, GERMANY
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