The DTI 6 20mm Lens is an interchangeable objective lens for the DTI 6 Thermal Imaging Camera system. It comes with the DTI 6/20 and can be used as an alternative lens for the DTI 6/40. It is a 20mm f/1.0 lens and is used to give the DTI 6 a wider field of view at 22° x 16° with a detection range of 1090 yards.
ZEISS grants a minimum warranty period of two years from the date of purchase for the ZEISS DTI 3/25 and 3/35 Thermal Imaging Camera. The DTI 3/25 and 3/35 are also eligible to have the warranty extended by one year, for a total of three years, if the buyer registers the product via ZEISS Online Registration within four weeks of the purchase date. Register online
at
zeiss.com/consumer-products/us/service/product-registration.html.