FN-6 or Feinu-6 is a third-generation passive infrared homing (IR) man portable air defence system (MANPADS). Development from HN-5 missile, FN-6 missile is an export-oriented product and China's most advanced surface-to-air missile offered on the international market. Specially designed to engage low-flying targets, it has a range of 6 km and a maximum altitude of 3.8 km. The missile has been exported to Malaysia, Cambodia, Sudan, Pakistan, and Peru, and a variant was incorporated into People's Liberation Army (PLA) service as the HN-6. Based on FN-6, China has several numbers of other MANPADS and other vehicle-based short-range air defense systems.
FN-16, an improved variant of FN-6
Man-portable air-defense system
Man-portable air-defense systems are portable surface-to-air missiles. They are guided weapons and are a threat to low-flying aircraft, especially helicopters.
A Soviet 9K32 Strela-2 in use.
An FIM-43C Redeye missile just after launch, before the sustainer motor ignites
An SA-18 (Igla) missile with launch tube and gripstock (top) and an SA-16 (Igla-1) missile and launch tube (bottom)
Japanese airmen aiming a Type 91 Kai MANPADS at a mock airborne target in the Pacific Alaskan Range Complex as part of Red Flag – Alaska in 2008.