<s>
The	O
Canon	O
EOS	O
R	O
is	O
a	O
30.3	O
megapixel	O
full-frame	B-Device
mirrorless	I-Device
interchangeable-lens	I-Device
camera	I-Device
launched	O
by	O
Canon	O
in	O
October	O
2018	O
.	O
</s>
<s>
The	O
"	O
R	O
"	O
in	O
EOS	B-Algorithm
R	I-Algorithm
comes	O
from	O
the	O
first	O
letter	O
of	O
"	O
Reimagine	O
optical	O
excellence	O
"	O
,	O
Canon	O
's	O
development	O
concept	O
for	O
both	O
the	O
EOS	B-Algorithm
R	I-Algorithm
system	O
as	O
a	O
whole	O
,	O
and	O
also	O
for	O
this	O
EOS	B-Algorithm
R	I-Algorithm
camera	O
which	O
launched	O
the	O
new	O
system	O
.	O
</s>
<s>
The	O
EOS	B-Algorithm
R	I-Algorithm
was	O
Canon	O
's	O
first	O
full-frame	O
mirrorless	B-Device
camera	I-Device
,	O
and	O
introduced	O
the	O
new	O
EOS	B-Algorithm
R	I-Algorithm
system	O
and	O
the	O
RF	O
lens	O
mount	O
.	O
</s>
<s>
Using	O
an	O
EF-EOS	O
R	O
mount	O
adapter	O
,	O
the	O
EOS	B-Algorithm
R	I-Algorithm
can	O
accept	O
all	O
Canon	B-Application
EF	I-Application
and	O
EF-S	B-Algorithm
lenses	I-Algorithm
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
uses	O
a	O
full-frame	O
(	O
36×24mm	O
)	O
CMOS	O
sensor	O
,	O
which	O
can	O
produce	O
a	O
still	O
image	O
of	O
up	O
to	O
6720×4480	O
pixels	O
.	O
</s>
<s>
ISO	O
sensitivity	O
can	O
be	O
set	O
to	O
values	O
between	O
100	O
and	O
40,000	O
by	O
default	O
,	O
but	O
the	O
EOS	B-Algorithm
R	I-Algorithm
can	O
be	O
configured	O
to	O
expand	O
the	O
permitted	O
range	O
down	O
to	O
50	O
and	O
up	O
to	O
51,200	O
or	O
even	O
102,400	O
.	O
</s>
<s>
This	O
dynamic	O
range	O
is	O
considered	O
good	O
,	O
but	O
is	O
lower	O
than	O
contemporary	O
rivals	O
,	O
such	O
as	O
the	O
Nikon	O
Z	O
7	O
which	O
can	O
achieve	O
a	O
dynamic	O
range	O
of	O
14.6EV	O
at	O
ISO	O
32	O
and	O
was	O
announced	O
just	O
a	O
couple	O
of	O
weeks	O
before	O
the	O
EOS	B-Algorithm
R	I-Algorithm
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
does	O
not	O
feature	O
a	O
joystick	O
,	O
but	O
the	O
touchscreen	O
can	O
be	O
used	O
in	O
"	O
Touch	O
and	O
Drag	O
AF	O
"	O
mode	O
to	O
move	O
the	O
autofocus	O
point	O
.	O
</s>
<s>
The	O
EOS	B-Algorithm
R	I-Algorithm
includes	O
a	O
two-axis	O
(	O
roll	O
and	O
pitch	O
)	O
electronic	O
level	O
display	O
which	O
can	O
optionally	O
be	O
overlaid	O
into	O
the	O
viewfinder	O
or	O
LCD	O
displays	O
,	O
but	O
is	O
not	O
available	O
when	O
using	O
face	O
or	O
eye	O
detection	O
mode	O
,	O
nor	O
during	O
movie	O
shooting	O
mode	O
.	O
</s>
<s>
The	O
camera	O
supports	O
up	O
to	O
5,655	O
manually	O
selectable	O
autofocus	O
points	O
,	O
within	O
a	O
focus	O
area	O
which	O
covers	O
approximately	O
100%	O
of	O
the	O
height	O
and	O
88%	O
of	O
the	O
width	O
of	O
the	O
image	O
area	O
when	O
shooting	O
still	O
images	O
,	O
though	O
this	O
area	O
is	O
reduced	O
to	O
80%	O
by	O
80%	O
for	O
some	O
old	O
EF	B-Application
lenses	I-Application
and	O
extender	O
combinations	O
.	O
</s>
<s>
Alongside	O
manual	O
focus	O
point	O
selection	O
,	O
the	O
EOS	B-Algorithm
R	I-Algorithm
also	O
offers	O
"	O
Eye	O
Detection	O
AF	O
"	O
which	O
finds	O
human	O
faces	O
within	O
the	O
scene	O
and	O
selects	O
an	O
eye	O
as	O
the	O
focus	O
point	O
,	O
keeping	O
track	O
of	O
it	O
as	O
the	O
person	O
moves	O
around	O
the	O
frame	O
.	O
</s>
<s>
The	O
autofocus	O
system	O
on	O
the	O
EOS	B-Algorithm
R	I-Algorithm
is	O
able	O
to	O
focus	O
at	O
light	O
levels	O
down	O
to	O
-6	O
EV	O
when	O
using	O
an	O
f/1.2	O
lens	O
and	O
the	O
central	O
AF	O
point	O
.	O
</s>
<s>
Canon	B-Algorithm
RF	I-Algorithm
lenses	O
use	O
a	O
focus-by-wire	O
system	O
and	O
this	O
allows	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
to	O
be	O
configured	O
to	O
alter	O
the	O
direction	O
and	O
rate	O
of	O
focus	O
change	O
when	O
turning	O
the	O
focusing	O
ring	O
on	O
a	O
Canon	B-Algorithm
RF	I-Algorithm
lens	O
,	O
and	O
also	O
to	O
show	O
a	O
focus	O
distance	O
scale	O
in	O
the	O
viewfinder	O
while	O
using	O
an	O
RF	O
lens	O
.	O
</s>
<s>
To	O
assist	O
with	O
manual	O
focus	O
,	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
offers	O
"	O
Focus	O
Peaking	O
"	O
which	O
overlays	O
dots	O
on	O
the	O
viewfinder	O
image	O
to	O
show	O
which	O
points	O
of	O
the	O
scene	O
are	O
in	O
sharp	O
focus	O
.	O
</s>
<s>
The	O
EOS	B-Algorithm
R	I-Algorithm
also	O
offers	O
"	O
Focus	O
Guide	O
"	O
which	O
adds	O
a	O
box	O
overlay	O
to	O
the	O
viewfinder	O
image	O
with	O
indicator	O
lines	O
which	O
help	O
to	O
zero-in	O
the	O
focus	O
on	O
the	O
selected	O
focus	O
point	O
,	O
turning	O
green	O
when	O
focus	O
is	O
achieved	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
is	O
able	O
to	O
capture	O
4K	B-Architecture
video	I-Architecture
at	O
30FPS	O
,	O
but	O
only	O
by	O
using	O
a	O
cropped	O
portion	O
of	O
the	O
full	O
sensor	O
,	O
making	O
wide-angle	O
views	O
harder	O
to	O
achieve	O
.	O
</s>
<s>
The	O
competing	O
full-frame	O
mirrorless	B-Device
Nikon	O
Z	O
6	O
is	O
able	O
to	O
capture	O
4K	B-Architecture
video	I-Architecture
at	O
30FPS	O
using	O
the	O
full	O
sensor	O
.	O
</s>
<s>
The	O
mechanical	O
shutter	O
closes	O
if	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
is	O
powered	O
off	O
,	O
which	O
reduces	O
the	O
risk	O
of	O
direct	O
sunlight	O
damaging	O
the	O
sensor	O
when	O
not	O
in	O
use	O
and	O
helps	O
to	O
protect	O
the	O
sensor	O
from	O
dust	O
and	O
debris	O
.	O
</s>
<s>
Contemporary	O
Sony	O
mirrorless	B-Device
full-frame	O
cameras	O
do	O
not	O
close	O
the	O
shutter	O
when	O
powered	O
off	O
,	O
and	O
this	O
can	O
lead	O
to	O
problems	O
with	O
dirt	O
on	O
the	O
sensor	O
.	O
</s>
<s>
The	O
EOS	B-Algorithm
R	I-Algorithm
shutter	O
speed	O
can	O
be	O
set	O
to	O
values	O
between	O
1/8000s	O
and	O
30s	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
introduces	O
a	O
new	O
exposure	O
mode	O
called	O
"	O
Flexible	O
Priority	O
Exposure	O
Mode	O
"	O
or	O
"	O
Fv	O
Mode	O
"	O
.	O
</s>
<s>
The	O
EOS	B-Algorithm
R	I-Algorithm
features	O
a	O
touch-sensitive	O
strip	O
called	O
the	O
"	O
Multi-function	O
Bar	O
"	O
,	O
intended	O
to	O
sit	O
under	O
the	O
right	O
thumb	O
.	O
</s>
<s>
On	O
5	O
November	O
2019	O
Canon	O
announced	O
the	O
EOS	O
Ra	O
,	O
which	O
is	O
physically	O
identical	O
to	O
the	O
EOS	B-Algorithm
R	I-Algorithm
but	O
has	O
a	O
modified	O
IR	O
cut-off	O
filter	O
which	O
allows	O
four	O
times	O
more	O
H-alpha	O
(	O
Hα	O
)	O
light	O
to	O
be	O
captured	O
,	O
making	O
it	O
a	O
camera	O
specialised	O
for	O
astrophotography	O
.	O
</s>
<s>
The	O
EOS	O
Ra	O
also	O
allows	O
up	O
to	O
30×	O
digital	O
magnification	O
(	O
while	O
the	O
EOS	B-Algorithm
R	I-Algorithm
stops	O
at	O
10×	O
)	O
and	O
the	O
added	O
magnification	O
makes	O
it	O
easier	O
to	O
check	O
that	O
dim	O
stars	O
are	O
in	O
sharp	O
focus	O
.	O
</s>
<s>
The	O
launch	O
of	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
introduced	O
the	O
Mount	O
Adapters	O
which	O
allow	O
EF	B-Application
and	O
EF-S	B-Algorithm
lenses	I-Algorithm
to	O
be	O
used	O
on	O
an	O
RF	O
lens	O
mount	O
.	O
</s>
<s>
And	O
the	O
EOS	B-Algorithm
R	I-Algorithm
is	O
compatible	O
with	O
Canon	O
Speedlite	O
flash	O
heads	O
,	O
the	O
GP-E2	O
GPS	O
Receiver	O
,	O
and	O
the	O
Directional	O
Stereo	O
Microphone	O
DM-E1	O
.	O
</s>
<s>
For	O
triggering	O
the	O
shutter	O
without	O
touching	O
the	O
camera	O
body	O
,	O
the	O
EOS	B-Algorithm
R	I-Algorithm
is	O
compatible	O
with	O
the	O
Remote	O
Switch	O
RS-60E3	O
,	O
and	O
the	O
Wireless	O
Remote	O
Control	O
BR-E1	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
comes	O
with	O
an	O
LP-E6N	O
battery	O
,	O
and	O
is	O
compatible	O
with	O
the	O
LP-E6	O
battery	O
,	O
or	O
the	O
newer	O
LP-E6NH	O
battery	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
camera	O
uses	O
the	O
Canon	B-Algorithm
RF	I-Algorithm
lens	I-Algorithm
mount	I-Algorithm
.	O
</s>
<s>
It	O
is	O
also	O
possible	O
to	O
use	O
older	O
EF	B-Application
and	O
EF-S	B-Algorithm
lenses	I-Algorithm
with	O
one	O
of	O
the	O
three	O
available	O
EF-EOS	O
R	O
mount	O
adapters	O
.	O
</s>
<s>
Mount	O
Adapter	O
EF-EOS	O
R	O
is	O
the	O
simplest	O
adapter	O
,	O
connecting	O
to	O
EF	B-Application
and	O
EF-S	B-Algorithm
lenses	I-Algorithm
to	O
the	O
EOS	B-Algorithm
R	I-Algorithm
body	O
,	O
the	O
Control	O
Ring	O
Mount	O
Adapter	O
EF-EOS	O
R	O
adds	O
a	O
control	O
ring	O
like	O
those	O
found	O
on	O
RF	O
lenses	O
,	O
providing	O
customizable	O
control	O
(	O
such	O
as	O
ISO	O
,	O
aperture	O
,	O
etc	O
.	O
)	O
</s>
<s>
with	O
existing	O
EF	B-Application
and	O
EF-S	B-Algorithm
lenses	I-Algorithm
and	O
the	O
Drop-In	O
Filter	O
Mount	O
Adapter	O
EF-EOS	O
R	O
includes	O
drop-in	O
filter	O
capability	O
for	O
use	O
with	O
circular	O
polarizing	O
filters	O
or	O
variable	O
ND	O
filters	O
.	O
</s>
<s>
When	O
using	O
an	O
RF	O
or	O
EF	B-Application
lens	I-Application
,	O
the	O
EOS	B-Algorithm
R	I-Algorithm
supports	O
full	B-Algorithm
frame	I-Algorithm
mode	O
and	O
several	O
cropping	O
and	O
aspect	O
ratio	O
modes	O
:	O
1.6x	O
(	O
crop	O
)	O
,	O
1:1	O
(	O
aspect	O
ratio	O
)	O
,	O
4:3	O
(	O
aspect	O
ratio	O
)	O
,	O
and	O
16:9	O
(	O
aspect	O
ratio	O
)	O
.	O
</s>
<s>
When	O
an	O
EF-S	B-Algorithm
lens	I-Algorithm
is	O
used	O
,	O
the	O
camera	O
automatically	O
selects	O
1.6x	O
crop	O
mode	O
,	O
and	O
neither	O
full	B-Algorithm
frame	I-Algorithm
nor	O
any	O
of	O
the	O
other	O
modes	O
is	O
available	O
.	O
</s>
<s>
After	O
the	O
announcement	O
of	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
,	O
the	O
absence	O
of	O
certain	O
features	O
led	O
to	O
a	O
lot	O
of	O
criticism	O
,	O
often	O
heated	O
,	O
in	O
online	O
forums	O
,	O
YouTube	O
videos	O
,	O
and	O
blogs	O
.	O
</s>
<s>
Particular	O
criticism	O
was	O
levelled	O
at	O
Canon	O
for	O
the	O
absence	O
of	O
anticipated	O
features	O
such	O
as	O
dual	O
memory	O
card	O
slots	O
,	O
full-frame	O
4K	B-Architecture
video	I-Architecture
,	O
and	O
the	O
lack	O
of	O
in-body	O
image	O
stabilization	O
(	O
"	O
IBIS	O
"	O
)	O
.	O
</s>
<s>
When	O
it	O
came	O
to	O
hands-on	O
product	O
tests	O
,	O
Digital	O
Photography	O
Review	O
awarded	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
a	O
score	O
of	O
80%	O
and	O
compared	O
it	O
unfavourably	O
to	O
the	O
other	O
contemporary	O
mirrorless	B-Device
cameras	I-Device
the	O
Nikon	O
Z	O
6	O
and	O
the	O
Sony	O
α7	O
III	O
,	O
both	O
of	O
which	O
were	O
awarded	O
a	O
score	O
of	O
89%	O
.	O
</s>
<s>
Digital	O
Photography	O
Review	O
called	O
the	O
new	O
Canon	B-Algorithm
RF	I-Algorithm
lenses	O
"	O
simply	O
spectacular	O
"	O
and	O
praised	O
the	O
image	O
quality	O
and	O
autofocus	O
accuracy	O
of	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
,	O
but	O
felt	O
that	O
competing	O
mirrorless	B-Device
cameras	I-Device
offered	O
better	O
video	O
,	O
wider	O
dynamic	O
range	O
,	O
and	O
faster	O
burst	O
rates	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
earned	O
a	O
Silver	O
Award	O
from	O
Photography	O
Life	O
and	O
a	O
score	O
of	O
4.1	O
out	O
of	O
5	O
.	O
</s>
<s>
Photography	O
Life	O
felt	O
that	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
lagged	O
behind	O
most	O
competitors	O
,	O
again	O
comparing	O
the	O
EOS	B-Algorithm
R	I-Algorithm
unfavourably	O
to	O
the	O
Nikon	O
Z	O
6	O
(	O
which	O
earned	O
a	O
Gold	O
Award	O
with	O
4.8	O
out	O
of	O
5	O
)	O
and	O
the	O
Sony	O
α7	O
III	O
(	O
which	O
earned	O
a	O
Gold	O
Award	O
with	O
4.6	O
out	O
of	O
5	O
)	O
,	O
but	O
praised	O
the	O
EOS	B-Algorithm
R	I-Algorithm
's	O
autofocus	O
speed	O
and	O
image	O
detail	O
,	O
and	O
its	O
touchscreen	O
,	O
grip	O
,	O
and	O
durable	O
feel	O
.	O
</s>
<s>
The	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
failed	O
to	O
earn	O
a	O
"	O
Cameralabs	O
Recommended	O
"	O
award	O
,	O
scoring	O
only	O
3.5	O
out	O
of	O
5	O
.	O
</s>
<s>
Cameralabs	O
said	O
that	O
the	O
EOS	B-Algorithm
R	I-Algorithm
produces	O
good-looking	O
photos	O
and	O
praised	O
its	O
viewfinder	O
and	O
articulated	O
screen	O
,	O
but	O
argued	O
that	O
in	O
most	O
areas	O
the	O
EOS	B-Algorithm
R	I-Algorithm
is	O
beaten	O
by	O
the	O
Sony	O
α7	O
III	O
,	O
which	O
scored	O
4.5	O
out	O
of	O
5	O
and	O
earned	O
the	O
"	O
Cameralabs	O
Highly	O
Recommended	O
"	O
award	O
.	O
</s>
<s>
DxOMark	O
evaluated	O
the	O
sensor	O
in	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
R	I-Algorithm
and	O
awarded	O
it	O
a	O
score	O
of	O
89	O
,	O
noting	O
that	O
its	O
score	O
puts	O
it	O
just	O
a	O
little	O
behind	O
the	O
Nikon	O
Z	O
6	O
score	O
of	O
95	O
,	O
and	O
the	O
Sony	O
α7	O
III	O
score	O
of	O
96	O
,	O
though	O
they	O
also	O
noted	O
that	O
the	O
Dual	O
Pixel	O
architecture	O
of	O
the	O
Canon	O
sensor	O
is	O
likely	O
to	O
limit	O
its	O
performance	O
.	O
</s>
<s>
With	O
the	O
initial	O
release	O
of	O
the	O
EOS	B-Algorithm
R	I-Algorithm
,	O
the	O
accuracy	O
of	O
its	O
face/eye	O
tracking	O
autofocus	O
mode	O
was	O
criticised	O
as	O
being	O
weak	O
when	O
compared	O
to	O
the	O
Sony	O
mirrorless	B-Device
cameras	I-Device
.	O
</s>
<s>
Canon	O
has	O
not	O
included	O
the	O
Multi-function	O
Bar	O
on	O
its	O
newer	O
RF	B-Algorithm
mount	I-Algorithm
designs	O
,	O
such	O
as	O
the	O
EOS	B-Algorithm
RP	I-Algorithm
,	O
EOS	B-Algorithm
R5	I-Algorithm
,	O
or	O
EOS	B-Algorithm
R6	I-Algorithm
.	O
</s>
