A-96.250.881 / 070622
AMI Codes-II O3
Maintenance
49
Storage and
handling
Observe the following points when handling the verification filters:
When not in use, the verification filters should always be kept
in the provided box.
Avoid soiling of the optical surfaces as far as possible.
The optical surfaces must not come into contact with hard ob
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jects as these can scratch the optical surfaces.
Dirt or scratches on the optical surfaces change the optical
properties of the verification filters and may make recertifica
-
tion or even replacement of the verification filters necessary.
Recertification
The calibration certificate is valid for two years from the date of is
-
sue. Please contact your local SWAN dealer if recertification or in
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spection of your verification filters is required. When returned for
recertification, the verification filters are measured as received be
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fore cleaning and recertification. The data of this measurement are
available on request.
