1PN42 "Blue Moon"

 is an item featured in S.T.A.L.K.E.R.: Lost Alpha.

"An advanced, 'Gen2', domestic personal night vision device that probably 'fell off of a military truck'. It provides a good picture quality and moderately good brightness. A true must-have for any Stalker on a night expedition, as you'll have to have a 'once in a blue moon' luck to survive without a pair of these!"

- Inventory description

Overview

 * The is an advanced night vision device. It can be used with every armour that has no build-in night vision capability.
 * As any night vision device it must be put into the appropriate slot in the inventory view.
 * To turn it on just press the key N.

Upgrade

 * The cannot be upgraded.