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. M e c h a n i c a l B u l b R e l e a s e S o c k e t )
By connecting a commercially available cable release of the
mechanical type to your camera, you will be able to mechanicallv
induce the shutter to remain in an opened position for any
desired length of time regardless of whatever shutter speed
setting is in effect or of whether any battery power is available.
Since you will be able to use it for bulb photography without any
concern over running the batteries dead as in the case of an
electronic cable release, you will find it highly suitable for
extremely long time-exposures in astrophotography applications.
It should be noted that the LED disptay wiil not function when the
mechanical bulb release socket is being used.
.
When shooting by means of a cable connected to the
mechanical bulb release socket, be sure to cock the film ad-
vance lever one complete stroke.
o The mechanical bulb release socket is not designed to ac-
cept the optionally available Cabte Switch S
B6
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