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Adjustments after Projection Lens Replacement
Ad d jus ments a ter Projection Lens R
After replacing a projection lens,the following procedure performs focus adjustment below.
1. All the spacers remove.
This spacer is an object for back focus adjustment
of a projection lens. Some projection lenses, there
is what has as nothing the spacer as the thing of
two or more sheets.
2. Replace the Projection lens.
3. A picture focus is adjusted. (Refer to page 60.)
4. When focus adjustment can not be performed, a projection lens spacer is removed and readjust.
(Refer to the next page for how to remove the spacer of projection lens.)
When focus adjustment can not be performed, a spacer is attached and it adjusts again.
W
fo
cu
s
a
dju
j
st
me
nt
(T
(T
(The spacers are enclosed to the replacement lens.)
(
p
ace
ce
ers
s
a
a
a
re
e e
e
ncl
os
There are 5 spacers with which thickness differs. It is used choosing the spacer which can per-
form focus adjustment. Thickness is printing to the spacer.
Spacer can be ordered.
Give the following information to the dealer. (Part No. and Description)
Description
T0.3
Spacer
T0.4
Spacer
T0.2
Spacer
T0.25 Spacer
T0.35 Spacer
5. Tighten the lens focus lock screw and fix the Projection lens after adjustment
can
n
ot
be
ed
to t
he
re
ns
s
Part No.
Thickness
610 313 6585
(0.3mm)
610 316 3352
(0.4mm)
610 316 3369
(0.2mm)
610 316 3376
(0.25mm)
610 316 3383
(0.35mm)
ent
SPACER
p
at
t
ta
ta
a
c
he
d a
nd
it a
ad
)
)
)
Print
30
40
20
25
35
- 61 -
Optical adjustment
Fig. 56
ust
s a
in.
printed this area
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