CTS-230 is a rugged thermal clip-on sight for medium-range engagements (up to 4,350 metres) designed to be used together with the majority of daytime scopes.

CTS-230 is equipped with a 50mm f/1.0 Germanium objective lens with 2X optical magnification. In addition it features a significantly longer battery life - up to 14 hours on a single battery pack. It comes standard with long eye-relief rubber eyecup for prolonged, comfortable observation and loaded with a stack of useful features and offers a variety of options for result-oriented Clients. CTS-230's body is machined out of high-strength hard-anodized aluminum which makes it suitable even for harsh environments.

CTS-230 is offered in three major configurations: "Advanced Line", "Professional Line" and finally CTS-230XL: "Elite Line". Each Line offers different FPAs, options and accessories.