ZEISS Demo Products ZEISS demo products have been slightly used for display or demonstrations by ZEISS during outdoor industry events. They may exhibit minor cosmetic imperfections that will vary from demo product to product. ZEISS demo products and their included accessories are guaranteed by ZEISS to operate to the standards for a new product. All ZEISS demo products are covered by the transferable ZEISS Limited Lifetime Warranty (View Warranty). Designed for the stalk and the tree stand, the 384 x 288 DTI 3/25 Digital Thermal Imaging Camera from ZEISS provides the detailed imagery that is necessary when night hunting in forest settings. The monocular-style camera has a range of 1017 yards, with 1.7x optical magnification and 4x digital zoom for precise target identification. Imagery is displayed on a 1024 x 768 AMOLED display, with eight color palettes, preset Fog, Universal, and Discover modes, and the ability to set observation profiles with your preferred settings.