4.1OPERATING INSTRUCTIONS

A.BATTERY INSTALLATION

CAUTION

To protect the image intensifier, keep the lens cap on the objective lens when the monocular is not in use or when checked out in daylight conditions.

NOTE

At operating temperatures below –20°C (-4°F), alkaline bat- teries are not recommended, as operating life will be severely reduced. Lithium-iron disulfide 1.5V A A batteries or equivalent should be used below –20°C (-4°F).

Table 4-1 Battery Life

Estimated Battery Life

Bettery Type

Usage

DL123A

>40 Hours

Standard AA

>20 Hours

The ATN NVM-14 operates with one DL 123 battery or one AA battery when using the AA battery adapter.

4-2

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ATN ATN NVM14 manual Operating Instructions, Battery Installation, Battery Life