1PN58

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1PN58/NSPU-1
RPK-74N2 with night scope 1PN58
Type	Passive
Place of origin	Soviet Union
Category	Weapon Sight
Service history
In service	1970s–present
Used by	Soviet Union Russia Ukraine Numerous others (see users)
Wars	Soviet-Afghan War Chechen-Russian conflict South Ossetia War War in Donbass Syrian Civil War Iraq War Numerous Others
Production history
Designed	1970s
Produced	1970s-1991
Specifications
Weight	2kg (4.4 pounds)
Dimensions (L×H×W)	458 mm × 186 mm × 99 mm
Mode of Operation	Passive
Field of vision (°)	14.5 degrees
Range of detection	970m (Starlight)
Range of recognition	400m (Starlight)
System zoom	3.5x

1PN58 (Russian: 1ПН58) is the GRAU index for a Soviet designed passive night scope for a range of Soviet designed small arms and grenade launchers. 1PN is the GRAU index of night vision devices, where PN stands for Nochnoy Pritsel (Russian: Ночной прицел) meaning night sight. It is also called NSPUM (Russian: НСПУМ). or NSPU-1. The 1PN58 was introduced into Soviet service in the early 1970s and is still used by many of the Soviet Union's successor states, and has been used in numerous conflicts around the world.