Frank E
Registered: Nov 2006 Posts: 3959 - Threads: 136 Location:
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Quote:
| Kether wrote on 02-11-2008 10:25 PM
Quote:
| Frank E wrote on 02-11-2008 02:49 PM
Clearly to see in a horizontal plane above me, where it is impractical to have my line of natural sight on that plane due to to an impermeable interface between nominal and required lines of sight. The vertical offset of line of sight provided by intended peroscope removes the necessity of attempting to permeate the permanent barrier between the planes and a simple mirrored inclined plane has not proven to be a reliable method thus far of viewing in the desired plane.
In other words, the normal reason
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Somebody's a stalker.
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How rude!
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