<s>
The	O
Canon	B-Algorithm
EF	I-Algorithm
24	I-Algorithm
–	I-Algorithm
70mm	I-Algorithm
lens	I-Algorithm
is	O
a	O
family	O
of	O
professional	O
EF	B-Application
mount	I-Application
wide-to-normal	O
zoom	O
lenses	O
manufactured	O
and	O
sold	O
by	O
Canon	O
.	O
</s>
<s>
The	O
f/4	O
version	O
,	O
which	O
is	O
the	O
first	O
of	O
the	O
family	O
to	O
include	O
image	O
stabilization	O
,	O
was	O
initially	O
reported	O
to	O
be	O
the	O
standard	O
kit	O
lens	O
for	O
the	O
Canon	B-Algorithm
EOS	I-Algorithm
6D	I-Algorithm
,	O
but	O
did	O
not	O
appear	O
in	O
6D	O
kits	O
in	O
most	O
markets	O
until	O
late	O
2014	O
,	O
and	O
5D	O
Mark	O
IV	O
kit	O
in	O
2016	O
.	O
</s>
<s>
Attribute	O
f/2.8L	O
USM	O
f/2.8L	O
II	O
USM	O
f/4L	O
IS	O
USM	O
Image150px130px190pxKey	O
features	O
Full-frame	B-Algorithm
compatible	I-Algorithm
colspan	O
=3	O
Image	O
stabilizer	O
colspan	O
=	O
2	O
Environmental	O
Sealing	O
colspan	O
=3	O
Ultrasonic	O
Motor	O
colspan	O
=3	O
L-series	O
colspan	O
=3	O
Diffractive	O
Optics	O
colspan	O
=3	O
Macro	O
colspan	O
=	O
2	O
Zoom	O
Lock	O
Lever	O
colspan	O
=	O
2	O
Technical	O
data	O
Maximum	O
Aperture	B-General_Concept
f/2.8	O
f/4.0	O
Minimum	O
Aperture	B-General_Concept
f/22	O
Construction	O
13	O
groups	O
/	O
16	O
elements	O
13	O
groups	O
/	O
18	O
elements	O
12	O
groups	O
/	O
15	O
elements	O
#	O
of	O
diaphragm	O
blades	O
8	O
9	O
Closest	O
focusing	O
distance	O
0.38	O
m	O
/	O
1.25	O
ft	O
0.38	O
m	O
/	O
1.25	O
ft	O
(	O
normal	O
mode	O
)	O
0.20	O
m	O
/	O
0.66	O
ft	O
(	O
macro	O
mode	O
)	O
Max	O
.	O
</s>
