Night Optics D-930 Gen 3 Gated Clip-on Night Vision Scope - Manual (Page 15)

CLEANING THE NO/D930
Optics
Always clean the optics with a suitable optical cleaning cloth. Do not use detergents or
excessive moisture to clean any part of the Device.
Battery / Battery Compartment
Any Night Vision Device that is to be stored for a long or undetermined amount of time must
have the batteries removed.
Moisture
The Night Vision Device is water resistant. No warranties or guarantees apply to a Night
Vision Device that has been submerged in water. Take great care when using any night vision
in a wet environment as the image intensifier tube is sensitive to moisture.
Salt Water
If the Night Vision Device is exposed to a salt water environment, wipe it off with a clean cloth
slightly dampened with fresh water and dry it thoroughly.
CAUTION
• The device is a precision electro-optical instrument and must be handled carefully.
• Do not scratch the external lense surfaces or touch them with your fingers.
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