Hanwha Vision (Korean: 한화비전; RR: Hanhwa Bijeon), founded as Samsung Techwin, is a video surveillance company.

Before the acquisition by Hanwha, Techwin also developed and sold automation, aeronautics, and weapons technology products.

In 2005, the company marked first place in Korean digital cameras market share and started a technical co-operation with Pentax.

[5] Samsung Techwin directly entered the European and North American closed-circuit television/surveillance market in 2008 under its own name, featuring a line of true day/night cameras and digital video recorders (DVRs).

[6] In February 2014, Samsung Techwin presented its new portfolio of IP cameras for vertical markets at the International Security, Safety and Fire Exhibition (SICUR).

Hanwha Techwin was the only global security corporation to participate at the marine leisure industry exhibition held in Goyang, South Korea at KINTEX.

Hanwha Techwin exhibited the importance of safety at sea and demonstrated maritime security solutions.