American Technologies Network Corp., makers of military, law enforcement, security and outdoor night vision and thermal applications, have built upon the success of the OTS thermal imager system  with the new, affordable, ATN OTS-X handheld thermal imaging viewer. Available in either 320x240 or 640x480 resolutions, the OTS-X has the option of 4 different interchangeable lens types to choose from, making  it the most versatile viewer on the market. Fully digital, the OTS-X features a variable geometry display, a  digital brightness control, color modes that include black on white, white on black and 5 other color settings; all accessible by an easy-to-use icon-based menu system.