<s>
The	O
lens	O
is	O
based	O
on	O
the	O
EF-M	B-Algorithm
mount	I-Algorithm
that	O
is	O
used	O
in	O
Canon	O
's	O
lineup	O
of	O
mirrorless	B-Device
cameras	I-Device
.	O
</s>
<s>
It	O
currently	O
is	O
the	O
latest	O
lens	O
published	O
that	O
uses	O
the	O
EF-M	B-Algorithm
lens	I-Algorithm
mount	O
.	O
</s>
<s>
With	O
a	O
maximum	O
value	O
of	O
f/1.4	O
,	O
it	O
has	O
the	O
largest	O
aperture	B-General_Concept
of	O
all	O
Canon	B-Algorithm
EF-M	I-Algorithm
mount	I-Algorithm
lenses	O
.	O
</s>
