User`s guide
Thank you very much for purchasing this product. Before
using the product, be certain to read this guide to allow
correct use.
Cautions
Handling the product
This product has a water and dust resistance structure in
which O-rings are arranged in the focus and iris replacing
mechanism and in the C-mount part. Be sure to confirm
and observe the precautions described below. * The lens
unit is not water and dust resistance as a single unit.
– Make sure that the lens is properly attached to the
camera.
– Avoid use of the product underwater or operation
under high humidity conditions; do not operate or
disassemble the moveable parts with water drops
attached. If moisture remains inside the product, it will
cause lens fogging. If there is fogging on the interior, be
sure to remove the front lens unit and dry the inside.
– Do not allow liquids which include substances other
than water, such as oil, solvents, detergents, or
chemicals, to contact the product.
– Do not leave the product for a long period with water
drops attached without drying it. It is possible that this
will cause degradation, rusting, or soiling of the glass,
housing and O-rings, resulting in the product becoming
unusable.
– Be sure to confirm that there is no damage or dirt on
the surface of the camera C-mount.
Handling O-rings
– Please check that there is no dirt, hair, or dust attached
to the O-rings.
– Do not wipe the O-rings with alcohol or solvents such
as thinners.
– Be careful not to damage the O-rings. If the O-rings
become damaged they will need to be replaced.
– If the O-rings have changed shape or are twisted, the
product may not attach properly.
How to use
Names of parts
Mounting the lens on a camera
Confirm that there is no scratching or dirt on the camera
and lens C-mount parts, then screw the lens in to the
camera. Confirm that the lens has been firmly screwed in
so that there is no gap between the C-mount surfaces.
Replacing the iris plate
1. Turn the locking ring in the FAR direction (mount
direction) until it is lightly tightened.
2. While supporting the locking ring and main body unit in
one hand, turn the front lens unit in the NEAR direction
to loosen it and remove it from the main body unit.
The unit can be easily loosened if you wear slip-proof
rubber gloves.
3. Take out the iris plate (OPEN) which is contained inside
the main body unit and insert the iris plate that provides
the required brightness.
4. Reversing procedure (2.), turn the front lens unit in the
FAR direction to tighten it into the main body unit.
Firmly tighten the front lens unit into the main body unit
until it cannot be turned any further.
Adjusting the focus
1. Loosen the locking ring by turning it in the NEAR
direction.
2. Holding the lens main body unit, turn it with regard to
the camera to adjust the focus.
3. After adjusting the focus, turn the locking ring in the
FAR direction until it comes into contact with the mount
side to tighten it.
When you wish to loosen the locking ring, the ring will
become easier to loosen if you turn it in the NEAR
direction while holding the main body unit and mount.
◎Caution: Limit of the focus moveable range
The focus is adjusted by rotating the lens main unit, which
extends and shortens the total lens length. During this
adjustment, do not use the lens exceeded so far that the
recessed part (limit line) shown in the diagram below. The
O-ring may also be damaged, becoming unusable.
1
BAM LS-VS-008-C2/3-_ _ _ _-5
Ruggedized Waterproof Lens
User`s guide
How to use (continued)
english
Limit
line O-ring
Iris plates (Attachments)
Locking ring
Main
body unit
Iris
plate
Front
lens unit
Instruction Video
C-mount
