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20 things to know about the new ZEISS DTI 3/35 monocular

ZEISS has made its first step into the thermal imaging market with this well-reviewed product

Zeiss DTI 3/35 monocular

The new Zeiss DTI 3/35 monocular

Why the ZEISS DTI 3/35 monocular is a game changer

  1. Excellent optics deliver reliable identification even in darkness
  2. Device is easy to use and extremely intuitive
  3. Quarry identification is simplified due to high-resolution HD LCOS display combined with 0.5x zoom increments
  4. Offers the performance, reliability and optical excellent expected from ZEISS hunting optics
  5. Crisp, clear thermal imaging at extended ranges up to 1350 yards
  6. “Quick, fast and handy” says Sporting Rifle’s Chris Parkin when he reviewed the ZEISS DTI 3/35 monocular
  7. He also says it was “an ergonomic delight”
  8. And “it impressed me”
    Zeiss DTI 3/35 monocular

    Each function can be controlled quickly – even when wearing gloves

  9. The monocular is ambidextrous and the shape means it is easy to hold
  10. Focus is tactile and lightweight but stays sharp once positioned
  11. Auto calibration mode quiet and smooth

    Hot tracking mode

  12. ‘Hot Tracking’ locks onto the hottest zones and self-detects quarry the user may have missed
  13. Neck strap allows for easy carrying alongside binoculars
  14. Compact, handy and pocket-sized
  15. Eye cup oval allows use of either eye
  16. Fast scanning ability
    night vision

    Four different colour modes available

  17. Four colour modes
  18. Frame rate of 50Hz
  19. Overlay images allow the user to keep sight of the quarry even in zoom mode
  20. Shaped button controls enable quick identification and use – even when wearing gloves

Tech specs


  • Focal length 35 mm
  • Aperture f/1.0
  • Sensor resolution 384 x 288
  • Thermal sensitivity (NETD) ≤50mk
  • Display resolution 1280 x 960
  • Display frame rate 50 Hz
  • Display type LCOS
  • Range 1235 m (1350 yd)
  • Field of view of the ocular 30,25°
  • Field of view at 100 m (yds) 19 m (57 ft)
  • Optical magnification 2,5
  • Maximum digital zoom 4x
  • Zoom steps (in 0.5x) 1.0x – 4.0x


  • Battery type Li-Ion
  • Battery run time 7 h
  • Internal storage 15 GB
  • Lifestream function (Video & Photo) +
  • Resolution (Video & Photo) 384 x 288
  • WLAN Frequency 2.4 Ghz
  • WLAN Standard IEEE 802.11 b/g/n


  • Operating temperature − 10°C | + 40°C (+ 14 °F | + 104°F)
  • Length x Width x Height 193 x 60 x 65 mm (7.6 x 2.4 x 2.6″)
  • Weight 450 g (1.01 lbs)
Find your local ZEISS dealer here and test out the ZEISS DTI 3/35 monocular yourself to see how it would change your shooting.