[OS X TeX] [OFF] Antique AV?

[Alan Litchfield]

Looks like a camera obscura.

Alan

david craig wrote:
>
> I figure this would be the perfect crowd to see if anyone can identify
> this antique piece of AV equipment:
>
> <http://web.lemoyne.edu/~craigda/Images/antiqueAV.jpg>
>
> I know I've seen one of these things before.   (In fact, I think I may
> have thrown one out of our storage room a couple of years back.)   I
> can't for the life of me place a name to the technology, though.
>
> Thanks,
> David Craig
>
>
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-- 
Alan Litchfield MBus (Hons), MNZCS
AlphaByte
PO Box 1941, Auckland
http://www.alphabyte.co.nz