TONGUE SWITCH OPERATION:
1)
Plug securely into camera shutter release jack. If your camera
does not accept a 2.5mm plug, you will need to splice on the
plug specific to your camera. (See connection instructions)
2)
Route wire through or around camera helmet so that only the
switch and a small length of wire is exposed.
3)
Set your camera to the desired operating mode ("multi-exposure"
or equivalent is recommended). Some plugs and connection schemes
may cause the camera to focus and light-meter constantly when
on. For this and other reasons, it is often preferable to
use the manual focus setting.
4)
Trigger the shutter release by pushing your tongue forward
against the switch face (red dot). You should feel a "click"
as you actuate the switch. A brief push will take a single
exposure, a longer push takes multiple exposures.
5)
Turn off your camera and and disconnect switch between uses.
TIPS:
When you first get your switch, practice on the ground with
no film. You should feel a subtle "click" as you
actuate the switch. Even though you might not feel it as well
in freefall, you'll quickly gain the confidence to know when
you have taken an exposure. Trust your tongue.
Take
a test shot before each dive to verify proper functioning
Place the switch firmly against your front teeth before
tightening your helmet. This positions the switch for optimum
ease of use.
Try
using manual focus with the focus ring set at the expected
distance of your subject. You'll save batteries and get shots
more quickly since your camera won't need to focus constantly.
Don't expose your switch to very hot or cold environments.
Turn
off your camera between dives and unplug switch while not in
use. Not doing this may shorten battery life.
The single/multiple exposure capabilities are dependent upon
your camera. Most will take a single shot with a short push and
between 1-4 shots per second if you push and hold. Be sure to
set your camera to "multiple" or equivalent setting for desired
results.
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