PASSION™ HD binoculars are the flagship products of GPO. They are built to the highest optical standards, with incredible low-light optical benefits. Users can see exceptionally fine detail from extreme distances while enjoying excellent color contrast images. This visual quality can only be made possible using GPO’s proprietary GPObright™ lens coating technology. PASSION™ HDs have wide-angle field of view, making users feel as if they are part of the spectra they are viewing. They are exceptionally lightweight and compact, making them feel nearly invisible around the user’s neck.

  • Double HD glass technology
  • GPObright™ lens coating technology
  • Center focusing locking diopter
  • Tough aluminum eyecup tubes
  • Magnesium micro-bridge and body
  • Waterproof and fogproof
  • PASSIONdrop™ hydrophobic coating
  • Ultra eye relief
  • Ultra lightweight at 33.2oz.



Magnification: 8,5x
Prism type: Schmidt-Pechan
Field of view (FOV) ft at 1000y: 315
Field of view (FOV) m at 1000m: 105
Objective diameter (mm): 50 Effective diameter
Exit pupil diameter (mm): 5,88 Measurement of the pupilary ocular beam
Eye Relief (inches): 0,77 From the last optical surface
Eye Relief (mm): 19,5 From the last optical surface
Housing: magnesium Main body and hinge
Close focus (feet): 9,8 Shortest focal distance
Close focus (meters): 3 Shortest focal distance
Interpupilary Distance (IPD): 58-76 Center pupil to center pupil measurement
Dioptric compensation range: +4, -4
Waterproof: 500 Mbars
Transmission Daylight: 91% ISO 14490-5:2005
Height (inches): 2,5 Without covers
Height (mm): 64 Without covers
Weight (ounces): 33,2 Without covers
Weight (grams): 940 Without covers
Length (inches): 6,9 At outside diameter
Length (mm): 175 At outside diameter
Width (inches): 5,3 Fully extended
Width (mm): 135 Fully extended