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SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)

Anti-diffusion agent (A-20):

J-6082-611-A

Adhesive bond (B-10):

J-6082-612-A

Adhesive bond (B-40):

J-6082-614-A

1.

Apply the adhesive bond (B-40) to the tip of screw portion of zoom stopper pin.

2.

Install two pieces of anti slip rubber.

3.

Apply the anti-diffusion agent (A-20) to all circumferences of indicated portion of zoom connect plate.

4.

Insert two pieces of zoom connect plate in the groove of 4th lens barrel and tighten firmly four screws.

Loosen the screws half turn.

5.

After moving the zoom operation ring little by little, tighten firmly the screws.

Do not operate the zoom until the zoom stopper pin is installed.

6.

Apply the adhesive bond (B-10) to the indicated portion of zoom connect plate.

After tightening four screws, 
loose the screws half turn

Zoom Connect Plate

Zoom Connect 
Plate

Anti-Slip
Rubber

Anti-Slip
Rubber

Insert in the groove
of 4th lens barrel

Groove
of 4th lens barrel

Zoom Stopper Pin

Apply the 
anti-diffusion
agent (A-20)
(All around)

Apply the adhesive bond (B-40)

Apply the adhesive bond (B-10)

Zoom Connect Plate

Note:
Do not operate the zoom until 
the zoom stopper pin is installed.

SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)

Anti-diffusion agent (A-20):

J-6082-611-A

Grease (G-15):

J-6082-619-A

Grease (G-85):

J-6082-626-A

1.

Apply the ant-diffusion agent (A-20) to the indicated portion of zoom operation ring.

2.

Apply the grease (G-15) (G-85) to the indicated portion of zoom operation ring.

3.

Install the zoom operation ring to the mirror tube, aligning the brush hole of zoom operation ring with the red index of mirror tube

and aligning three projections of zoom operation ring with the grooves as shown in the figure below.

Apply the 
anti-diffusion
agent (A-20)
(All around)

Apply the 
anti-diffusion
agent (A-20)
(All around)

Apply the 
grease (G-85)
(All around)

Area 
(all around)
restricted to 
apply the 
anti-diffusion
agent (A-20)

Apply the 
grease (G-15)

Inside

Outside

Inside

Outside

3mm

Cut
view

Zoom Operation
Ring

Surroundings of
brush hole

Apply the anti-diffusion
agent (A-20)

Cut
view

Projections

Projection

Projection

Projection

Brush
Hole

Zoom Operation
Ring

Insert 3 projections of zoom operation ring in the 
grooves of front holding tube block at 3 locations
and rotate the zoom operation ring in the arrow
direction.

Zoom Operation
Ring

Groove

Groove

Groove

Groove

Groove

Front Holding
Tube Block

Red index of
mirror tube

SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)

Anti-diffusion agent: (A-20):

J-6082-611-A

1.

Overlay the flexible PWB as shown in the figure below and fix them with the polyester tapes (black) 4mm cut in the specified size.

2.

Apply the anti-diffusion agent (A-20) to the surrounding of tape.

Flexible PWB of MR Sensor Block

Flexible PWB of Stator

DV Encoder Flexible
PC Board

DV Encoder Flexible 
PC Board

Zoom Encoder Flexible

Zoom Encoder Flexible

Polyester Tape (Black)
4mm (4X15mm)

Apply the anti-diffusion
agent (A-20)

Front Holding Tube Block

Flexible PWB of
ultrasonic motor
(stator)

Flexible PWB of
MR sensor block

MR Sensor Holding Plate

The changed portions from

Ver. 1.3 are shown in blue.

SAL70200G (2.8/70-200 G) (70-200mm F2.8 G)

Adhesive bond (B-10): J-6082-612-A

1.

Fix the brush holder to the front holding tube block with two screws and washers tentatively.

Be careful not to bend the leads of brush.

2.

Set the focus to the infinity end.

3.

Adjust the brush holder so that the curved portion (contact with the flexible board) of A encoder brush comes to the circle portion

(Part R) of DV encoder flexible PC board and tighten firmly two screws.

4.

After performing the [5-7. Focus Brush (A Encoder Brush) Position Adjustment], apply the adhesive bond (B-10) to the head of

screw at two locations.

Brush Holder

DV Encoder Flexible 
PC Board

Part R of 
A encoder brush

A Encoder Brush

Brush Holder

Screws Several pieces of washer

(The number of washer used differs 
depending on the result of adjustment.)

A Encoder Brush

Set the focus to the infinity
end position

Apply the 
adhesive bond
(B-10)