Page 30 - Underwater Photography (January-February 2020)

the lens release control and a positive For this review Aquatica sent
locking device. Once mounted on the me ports, gears and port extensions to
tray the camera will not shift at all support several FE lenses. The ports
keeping it perfectly aligned. To install and extensions are the same as those
the camera pull up the mode control used for Aquatica DSLR housings
wheel and slide the tray onto the two making it a bit more cost effective for
stainless rods in the front half of the DSLR owners making the move to
housing. Once the tray locks into place Sony full frame.
the camera will not move or fall out of
the housing even if held upside-down Field Testing the Aquatica
and the controls align perfectly. Pro A7rIV Housing System
To change camera batteries the
camera needs to be removed from
Let me start by saying that Sony
the housing but the tray can remain has definitely arrived and that the
in place. Both flash cards can be
A7RIV system is no longer a work
removed and reinstalled while the in progress. While the A7RIV is a
camera is locked into the front half
huge improvement over the A7R
of the housing. Once the camera is
III I reviewed in 2017 Sony is still
installed in the housing it is easy to filling in its lens lineup which is Phil Rudin field testing the Aquatica Pro A7rIV housing. Photo by Christian Baki.
mount the Aquatica flash trigger for
incomplete compared to Canon and
Sony on the camera hot shoe. The Nikon DSLR’s but much improved
flash trigger is for manual flash control
since the 2017 review. Sony has
(not TTL) using two fiber optic cords.
been concentrating on the full frame
The flash trigger is powered by two premium lenses line and each new
3V CR 2450 batteries that slide into
release has been very well received.
the sides of the trigger. A small switch For this review I selected the
on the left rear of the flash trigger
Sony FE 90mm F/2.8 macro G OSS
turns on the trigger test, firing the two
lens which easily handles the larger
small LED lights. A green LED on the A7RIV 61MP sensor and is without
rear of the trigger also lights to show
question the best macro lens I have
the trigger is activated and then turns
off to conserve battery power. While
field testing the housing system the Caribbean Spiny Lobster, Blue Heron
flash trigger worked flawlessly. The Bridge, Florida, Aquatica A7rIV Pro
housing also has plenty of room for an housing, Sony A7R IV, SonyFE 90mm
after market Sony TTL flash trigger if F/2.8 macro, Two Backscatter MF-1
that is one’s preference. strobes ISO100, F/16, 1/125th sec

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