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  7. PROSTAFF 5 8x42/10x42/10x50/12x50 - Specifications

PROSTAFF 5 8x42/10x42/10x50/12x50

  • [Outdoors, camping, hiking]
  • [Birdwatching, nature watching]
  • [Marine sports, fishing]
  • [Spectator sports]
  • [For eyeglass wearers]
PROSTAFF 5 8x42 PROSTAFF 5 10x42 PROSTAFF 5 10x50 PROSTAFF 5 12x50
Magnification (x) 8 10 10 12
Objective diameter (mm) 42 42 50 50
Angular field of view (Real/degree) 6.3 5.6 5.6 4.7
Angular field of view (Apparent/degree) 47.5 52.1 52.1 52.4
Field of view at 1,000m (m) 110 98 98 82
Exit pupil (mm) 5.3 4.2 5.0 4.2
Relative brightness 28.1 17.6 25.0 17.6
Eye relief (mm) 17.5 15.2 19.6 15.5
Close focusing distance (m) 5.0 5.0 5.0 5.0
Interpupillary distance adjustment (mm) 56-72 56-72 56-72 56-72
Weight (g) 630 630 815 790
Length (mm) 165 163 187 183
Width (mm) 130 130 140 140
Type Roof Roof Roof Roof
  • Note: Apparent field of view is calculated based on the ISO14132-1:2002 standard. For details, click here.[Open in a new window]