1-
----
--
Filt
e
r
mo
untin
g
t
hr
e
ad
(
--
->
7)
See yo
u
r ca
m
era
'
s
i
ns
t
ructio
n
s
f
o
r in
s
tr
uc
ti
o
n
s
on
mo
untin
g
and det
a
ching
t
he
l
e
ns
.
1
.
Mounting and Detaching the Lens
----------
u
• Af
t
er det
a
ching
t
h
e
l
e
n
s
,
p
l
ace t
h
e
l
e
n
s wi
th t
he
rea
r
e
n
d up
t
o
pr
e
v
e
nt t
h
e
l
e
n
s
s
u
rface an
d
e
l
ectr
i
ca
l
cont
ac
t
s
f
r
o
m
ge
tt
ing
s
c
r
a
t
ched.
• If th
e con
t
a
c
t
s
g
e
t
s
o
i
l
e
d
,
s
cr
a
t
ched
,
o
r
h
a
v
e
finge
r
s
on t
h
e
m
,
co
rro
s
ion
o
r f
a
ult
y
co
nn
ec
t
ion
s
ca
n
r
es
u
l
t
.
Th
e
c
a
me
r
a
and
l
ens
may
n
o
t
opera
t
e
p
r
op
e
r
l
y.
• If
the co
nt
acts
g
e
t
s
o
i
led or
h
a
ve f
in
ge
rpr
i
nt
s
o
n
t
hem
,
c
l
ean
t
hem wi
t
h
a s
o
ft
clo
t
h
.
• If
you remov
e
t
h
e
l
e
n
s, cov
er it
w
it
h
t
h
e
du
s
t
cap
.
To a
tt
ach
it
pr
o
p
e
rl
y
,
a
li
g
n t
he lens
m
ou
n
t
i
n
d
ex a
n
d t
h
e
0
ind
e
x
o
f
th
e d
u
s
t cap as s
h
o
w
n
in th
e d
i
agram
,
and turn cl
o
ckw
i
se.
T
o
r
emove
i
t
,
rev
erse
th
e o
r
d
e
r
.
Th
e
l
e
n
s
m
ou
nt h
a
s a
r
ubb
e
r ring f
o
r
e
n
h
a
n
ce
d
wa
ter
- a
n
d dus
t
-
r
es
i
s
t
a
n
ce.
T
he rubb
e
r ring m
a
y
ca
u
se s
li
ght
a
b
r
as
i
o
n
s
a
r
ou
n
d
t
h
e
c
a
m
e
r
a's
l
e
ns
m
o
unt
,
but thi
s
w
ill n
o
t
cau
se a
n
y
pr
o
bl
e
m
s
.
I
f
t
h
e
rubb
e
r ring b
e
co
m
es
wo
rn
,
i
t
i
s
r
ep
l
acea
bl
e
b
y a
Ca
n
o
n S
e
rv
i
c
e
C
e
nte
r
at co
s
t
.
Summary of Contents for EF 16-35mm f/2.8L II USM
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