This is the latest product of Argus thermal scope family. The ultra-clear imaging ability at super far distance makes it one of the best night vision devices available in the industry. 

A640 is the best alternative if you are looking at hight performance thermal scopes such as Flir, Iray, Pulsa, and Hikmicro due to its most competitive price and the supreme detection ability. This product is officially launched at Jan 2023, minimum order quanitity is 5 units.