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Date: Wed, 07 Jan 1998 23:35:36 +0100
To: "Sean T. Stevenson" <ststev@un*.co*>, techdiver@aquanaut.com
Subject: Re: helmets (was: Re: Scuba World Interview with George Irvine)
From: Wildeshausen@t-*.de* (Christian Meyer)
Sean,

we use the AGA PP FFM for SAR purposes as well. Can You please post the
adress of the FFM frame mounted lights' supplier resp. manufacturer? Can
they also be mounted on an Exxo 26?
However, seems to be a real alternative to helmlet mounted ones which we
are used
to. 

Safe diving, Chris

------------------------------------------------------------------------
Christian Meyer			
DLRG (German Life Guard Ass.) Wildeshausen, Germany 
------------------------------------------------------------------------ 

Sean T. Stevenson wrote:

(...)
> As for helmet mounted lights, there are circumstances where these are the
most appropriate tool,
> such as working dives with commercial equipment as mentioned above, or for
search and rescue.
> Canadian Coast Guard SAR divers use a light mounted on the frame of an AGA
full face mask (no
> helmets).  We frequently dive in zero visibility environments or in
overturned vessels for the
> purpose of recovering survivors.  Stabilizing these vessels and aircraft to
prevent them from
> sinking or changing attitude requires the strategic placement of lift bags or
preventer lines which
> must be placed by divers, a task which is complicated by the use of hand held
lighting.  As well,
> searches, both in open water and inside vessels and vehicles, necessitate the
use of both hands for
> an effective reconnaisance by touch, especially in zero vis, and for using
extrication and other
> tools.  The mask mounted light is the best option for these working dives
when the visibility
> conditions are not known before the dive.
(...)

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