Sea&Sea 31142 Instruction Manual

SIGMA 10-20mm F4-5.6 EX DC HSM Zoom Gear
31142
Thank you for purchasing SEA&SEA products. Please read this instruction manual carefully prior to using this product. Only with a thorough
understanding of this manual's content will you be able to use the product correctly. After reading the manual, please be sure to keep it in a
place where you can easily come back to it at any time.

Precautions

Failure to heed the precautions listed below could result in serious consequences. To prevent injury or damage to yourself and/or others, please
observe the precautions as they contain highly important information related to personal and product safety.
CAUTION
Situations that could result in property damage or personal injury.
CAUTION
Carefully observe the instruction manual for the compatible lens for this product before use.
When setting up the equipment with this product, always make sure that the gear and the lens work properly before using the equipment.
SEA&SEA SUNPAK Co., Ltd. will not be responsible for the replacement or compensation for cameras, lenses or those accessories damaged
due to your invalid operation.
SEA&SEA SUNPAK Co., Ltd. assumes no liability for compensation of loss of captured images or expenses caused by loss of images, even if
you are unable to shoot due to a product defect or malfunction.
SEA&SEA SUNPAK Co., Ltd. assumes no liability for errors or discrepancies in this manual.
This product is designed to make lens zooming possible utilizing the focus/zoom dial on SEA&SEA digital SLR camera housings.
This product includes rubber pieces (an O-ring divided into parts) for interlocking the
lens and the gear. The rubber pieces should be inserted into the appropriate groove
inside the gear depending on the mount type of your lens.
This product is designed with a concave part inside for the projection of the focus mode
switch on the lens.
CAUTION
When using this product, you cannot shoot with manual focus. Please shoot with autofocus.

How to Attach to the Lens

For Canon mount lens
1 Set the focus mode switch on the lens to "AF" position
Refer to the lens instruction manual for setting of the focus mode
switch.
2 Insert three of the rubber pieces supplied with this
product into the groove for a Canon mount lens inside
the gear, providing ample space between the pieces as
shown in Fig.1
Make sure that the groove is for a Nikon mount lens before
inserting the rubber pieces.
Do not attach the rubber piece in the concave part.
3 Align the concave part of the gear with the focus mode
switch on the lens, and then attach the gear to the lens in
parallel alignment with the lens as shown in Fig.2 without
hitting the projection
Slide the gear forward until it completely covers the zoom ring

Fig.3.
rubber on the lens.
If the interlocking is too tight or loose for attachment, adjust it
according to the procedure described in "Interlocking Adjustment."
4 Mount the lens, with the gear attached, to the camera,
and then mount the camera in the housing
Refer to the housing instruction manual for mounting the camera in
the housing.
After mounting the camera in the housing, always try operating the
focus/zoom dial on the housing to make sure that the lens works
smoothly and properly with the gear attached. If the gear is not
properly attached to the lens or is out of parallel alignment, the
zoom operation may not work properly.
CAUTION
Ensure that the rubber pieces inside the gear do not come out of the
groove when detaching the gear from the lens.
Instruction Manual
Zoom Gear
For Canon mount lens
For Nikon mount lens
Concave part
Rubber piece
Focus mode switch
Lens
Zoom gear
Zoom ring rubber
Lens
Zoom gear
Camera mount side
For Nikon mount lens
1 Set the focus mode of your camera for autofocus shooting
Refer to the camera's instruction manual for setting.
2 Insert three of the rubber pieces supplied with this
product into the groove for a Nikon mount lens inside
the gear, providing ample space between the pieces as
shown in Fig.4
Make sure that the groove is for a Nikon mount lens before
inserting the rubber pieces.
Do not attach the rubber piece in the concave part.
3 Attach the gear to the lens in parallel alignment with the
lens as shown in Fig.5
Slide the gear forward until the gear teeth end is aligned with the
zoom ring rubber end on the lens as shown in Fig.6.
If the interlocking is too tight or loose for attachment, adjust it
according to the
Adjustment."
4 Mount the lens, with the gear attached, to the camera,
and then mount the camera in the housing
Refer to the housing instruction manual for mounting the camera
in the housing.
After mounting the camera in the housing, always try operating
the focus/zoom dial on the housing to make sure that the lens
works smoothly and properly with the gear attached. If the gear
is not properly attached to the lens or is out of parallel alignment,
Concave part
the zoom operation may not work properly.
CAUTION
Ensure that the rubber pieces inside the gear do not come out of the
groove when detaching the gear from the lens.
When attaching the gear to the lens, the interlocking may be too tight (the gear cannot be fixed in the prescribed position) or loose (the
gear slips without interlocking) due to deviation in the lens diameter. Adjust the tightness/looseness by following the procedure described
below.
① When too tight
Shorten the length of the rubber pieces inserted into the groove inside the gear. Re-insert the shortened rubber pieces into the groove,
Rubber piece
providing ample space between the pieces. Adjust the lengths of the rubber pieces for appropriate tightness.
Do not force the lens into the gear when the interlocking is too tight, because this may result in damage to the lens.
② When too loose
Replace the rubber pieces with the O-ring that is supplied with this product. Cut the O-ring into
Fig.1
pieces approx. 4cm long, and insert 3 of the O-ring pieces into the groove inside the gear, providing
ample space between the pieces. If the interlocking becomes too tight with the O-ring pieces, adjust
Zoom gear
the tightness as explained above ①. If the interlocking is still too loose with the O-ring pieces, use
the gear sheet which is included in the package. Cut the sheet into 3 to 6 pieces, and apply them
beside the groove inside the gear.
Make sure that the applied gear sheet comes into contact with the zoom ring on the lens.
The O-ring may not be compatible with some lenses due to size restrictions. In this case, adjust the
Concave part
looseness by applying the gear sheet without replacing the rubber pieces with the O-ring. If the
interlocking becomes too tight, adjust the lengths of the rubber pieces for appropriate tightness.
CAUTION
You can apply the gear sheet in the unused groove in order to fill in the groove.
Fig.2
Always make sure that the gear and the lens work properly after adjustment.

Specifications

* Align the edges
of the gear
and the zoom
ring rubber.
SEA&SEA SUNPAK Co., Ltd.
Zoom gear
3-2-20, Saiwai-cho, Kawaguchi-shi, Saitama, Japan 332-0016 TEL. +81-48-256-2251
Fig.3
http://www.seaandsea.jp
World Customer Service Center TEL. +81-48-255-8512
Rubber piece
procedure described in "Interlocking
Zoom gear

Interlocking Adjustment

Construction Corrosion-resistant aluminum alloy
Dimensions (DIA×D) Approx. 88×21mm / 3.5×0.84inch
Weight Approx. 40g / 1.4oz
Accessories Gear sheet (stick-on), O-ring, Rubber piece (3pcs), Instruction Manual (this manual)
* The specifications and appearance are subject to change without notice.
Concave part
Rubber piece
Rubber piece
Fig.4
Lens
Gear teeth
Zoom gear
Camera mount side Fig.5
Lens
* Align the edges
of the gear
teeth end and
the zoom ring
rubber end.
Gear teeth
Zoom ring
rubber
Fig.6
Camera mount side
Gear sheet
Groove
O-ring /
Rubber piece
0832-Z-01
(Current as of MAR. 2009)