<s>
They	O
have	O
a	O
Canon	B-Application
EF	I-Application
lens	I-Application
mount	I-Application
to	O
work	O
with	O
the	O
EOS	B-Algorithm
line	O
of	O
cameras	O
.	O
</s>
<s>
Four	O
Canon	B-Application
EF	I-Application
telephoto	O
zoom	O
lenses	O
carry	O
the	O
70	O
–	O
300mm	O
designation	O
.	O
</s>
<s>
All	O
versions	O
offer	O
image	O
stabilization	O
(	O
IS	O
)	O
and	O
ultrasonic	O
motor	O
drive	O
(	O
USM	O
)	O
and	O
have	O
nearly	O
the	O
same	O
maximum	O
aperture	B-General_Concept
of	O
4/4.5	O
to	O
5.6	O
over	O
their	O
entire	O
focal	B-Algorithm
range	I-Algorithm
.	O
</s>
<s>
This	O
lens	O
is	O
of	O
a	O
conventional	O
design	O
and	O
was	O
introduced	O
in	O
2005	O
,	O
to	O
offer	O
an	O
increase	O
in	O
performance	O
from	O
the	O
earlier	O
75-300mm	B-Algorithm
lenses	O
in	O
the	O
Canon	B-Application
EF	I-Application
lens	I-Application
lineup	O
.	O
</s>
<s>
The	O
optical	O
performance	O
of	O
this	O
lens	O
is	O
competitive	O
to	O
Canon	O
's	O
L	O
series	O
telephoto	O
zoom	O
lenses	O
,	O
such	O
as	O
the	O
70	B-Algorithm
–	I-Algorithm
200mm	I-Algorithm
series	O
of	O
lenses	O
.	O
</s>
<s>
This	O
lens	O
is	O
also	O
notable	O
for	O
having	O
only	O
a	O
slight	O
decrease	O
in	O
performance	O
as	O
the	O
focal	B-Algorithm
length	I-Algorithm
goes	O
beyond	O
200mm	O
.	O
</s>
<s>
That	O
is	O
an	O
uncommon	O
attribute	O
of	O
consumer	O
grade	O
zoom	O
lenses	O
and	O
is	O
not	O
the	O
case	O
for	O
the	O
old	O
75	B-Algorithm
–	I-Algorithm
300mm	I-Algorithm
lens	O
.	O
</s>
<s>
This	O
lens	O
has	O
superb	O
contrast	O
that	O
meets	O
or	O
exceeds	O
other	O
L-series	O
telephoto	O
zooms	O
,	O
but	O
lacks	O
in	O
sharpness	O
in	O
the	O
corners	O
throughout	O
most	O
of	O
its	O
focal	B-Algorithm
length	I-Algorithm
range	O
.	O
</s>
<s>
Introduced	O
on	O
15	O
September	O
2016	O
,	O
Canon	B-Application
EF	I-Application
70-300mm	O
f/4	O
-5.6	O
IS	O
II	O
USM	O
lens	O
is	O
the	O
second	O
Canon	O
lens	O
equipped	O
with	O
Nano	O
USM	O
technology	O
,	O
a	O
focusing	O
motor	O
that	O
combines	O
the	O
benefits	O
of	O
a	O
ring	O
USM	O
(	O
ultrasonic	O
motor	O
)	O
for	O
high-speed	O
AF	O
during	O
still	O
photo	O
shooting	O
and	O
lead-screw	O
type	O
STM	O
(	O
stepping	O
motor	O
)	O
for	O
smooth	O
and	O
quiet	O
video	O
autofocusing	O
(	O
AF	O
)	O
.	O
</s>
<s>
Attribute	O
f/4.5	O
–	O
5.6	O
DO	O
IS	O
USM	O
f/4	O
–	O
5.6	O
IS	O
USM	O
f/4	O
–	O
5.6L	O
IS	O
USM	O
f/4	O
–	O
5.6	O
IS	O
II	O
USM	O
Image	O
stabilizer	O
colspan	O
=	O
2	O
Yes	O
,	O
3rd	O
generation	O
colspan	O
=	O
2	O
Yes	O
,	O
4th	O
generation	O
Environmental	O
Sealing	O
colspan	O
=	O
2	O
NoYesNo	O
Ring	O
USMYesNoYesNo	O
Micro	O
USMNoYescolspan	O
=	O
2	O
No	O
Nano	O
USMcolspan	O
=3	O
NoYes	O
L-series	O
colspan	O
=	O
2	O
NoYesNo	O
Diffractive	O
OpticsYes	O
colspan	O
=3	O
No	O
Ultra-low	O
dispersion	O
glass	O
elementNo	O
colspan	O
=3	O
Yes	O
Macro	O
colspan	O
=	O
4	O
No	O
Maximum	O
aperture	B-General_Concept
4.5	O
–	O
5.6	O
4	O
–	O
5.6	O
Minimum	O
aperture	B-General_Concept
32	O
–	O
38	O
,	O
32	O
–	O
40	O
(	O
1/3	O
-stop	O
increments	O
)	O
32	O
–	O
45	O
Weight	O
720	O
g	O
630	O
g	O
1050	O
g	O
710	O
g	O
Max	O
.	O
</s>
