It's obvious
It's so you can illuminate in a different direction to where you are looking
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Marty McFly can't grate cheese without getting angry,
Thu 25 Dec 2008, 10:18,
archived)
Again, neck.
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riverghost servicing your mum since,
Thu 25 Dec 2008, 10:20,
archived)
But eye point in direction of neck
Although why the question still remains as to why you would want to look in the dark and illuminate in the opposite direction remains :-]
(
Marty McFly can't grate cheese without getting angry,
Thu 25 Dec 2008, 10:40,
archived)
it has a band. Surely that would do the job.
(
riverghost servicing your mum since,
Thu 25 Dec 2008, 10:41,
archived)