Newcon Optik NIGHT VISION ATTACHMENT NVS-33 - Manual (Page 32)

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32
7. STORAGE AND MAINTENANCE
WARNING!
If NVS-33 has been stored for a long time at
temperature lower than -40
C (-40F), then prior
to using the device must be kept at an ambient
temperature of -10
C (14F) to +40C (104F)
with humidity below 80%.
NVS-33 is a sophisticated precise optical instrument
equipped with electronics. It should be handled with due
care:
 Unit contains fragile components and sensitive optics.
Avoid impacts, dust, moisture and sharp changes of
temperature.
 Do not touch the optical surfaces other than for
cleaning. Doing so may damage the anti-reflection
coating.
 Clean optical surfaces with professional lens cleaning
supplies.
 Use only soft clean cloth to clean the exterior of the
device.