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Concerning Auto-Iris Lenses
DC type auto-iris lens
A lens without driver circuit that operates only on a DC
power source. In general, this type of lens is referred
to as DC type coil lens. (Set the ALC Lens Setting
Switch to the DC position.)
CAUTION:
Depending on the type of lens used, the
lens may not perform properly.
ELC type auto-iris lens
Use a manual or fixed iris lens (Set the ALC Lens
Setting Switch to the ELC position.)
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