Entries by Christophe Zumstein

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Fujinon Techno-Stabi 12×28

Specifications: Objective diameter:  28 mm Magnification:  12x Exit pupil: 2.33 mm Eye relief (acc. to spec): 17.5 mm Usable eye relief (measured from rim of eyecup): 15 mm IPD:  55 – 75 mm RFOV:  4.2  degrees = 73 m AFOV:   47.5 degrees Minimum focus distance (measured): 2.3 m Focus type:  CF (direction of rotation […]

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Hawke Frontier ED X 8×42

Specifications: Objective diameter:  42 mm Magnification:  8 x Exit pupil: 5.25 mm Eye relief (acc. to spec): 18 mm Useful eye relief (measured from rim of eyecup): 16mm IPD (measured): 56 – 73 mm RFOV (acc. to specs.):  8.1  degrees = 142 m AFOV (measured, rounded): 60.5 degrees Minimum focus distance (measured): 2.15 m Focus […]

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Kite Cervus HD 8×56

Specifications: Objective diameter:  56 mm Magnification:  8 x Exit pupil: 7 mm Eye relief (acc. to spec): 20 mm Usable eye relief (measured from rim of eyecup): 16 mm IPD:  56 – 76 mm RFOV:  7.3  degrees = 128 m AFOV (measured, rounded): 55 degrees Minimum focus distance (measured): 3.0 m Focus type:  CF (direction […]

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Oberwerk BT-82XL-ED

No longer part of the collection Specifications: Objective diameter: 82 mm Focal length: 450mm Focal ratio: f/5.5 Effective aperture: 80mm (acc. to spec.) IPD: 50 – 80 mm Focus type: IF Waterproof: splashproof Weight (measured w/o eyepieces, with eyepiece covers and objective caps): 4‘868 g Made in: China Remarks: This is the second binocular telescope […]

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Oberwerk BT-100XL-ED

No longer part of the collection Specifications: Focal length:  560 mm Objective diameter: 100mm Effective aperture:  96 mm (acc. to spec) IPD: 50 – 80 mm Focus type: IF Focal ratio: f/5.6 Waterproof: splashproof Weight (measured, w/o eyepieces, with eyepiece cover and objective caps): 5‘670g Made in: China Remarks: In 2018, Oberwerk of Dayton, Ohio, […]

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Steiner Ranger Xtreme 8×56

Specifications: Objective diameter:  56 mm Magnification:  8 x Exit pupil: 7.0 mm Eye relief (effective, measured from rim of folded down eyecup): 13.5 mm IPD: 59  –  75 mm (measured) RFOV:  7.1  degrees = 125 m AFOV (measured, rounded): 56.5 degrees Minimum focus distance (measured): 2.2 m Focus type:  CF (direction of rotation from close […]

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Steiner Commander 7×50 XP

Specifications: Objective diameter:  50 mm Magnification:  7 x Exit pupil: 7.14 mm Eye relief (effective, measured from rim of folded down eyecup): 14 mm IPD:  58 – 74 mm RFOV:  7.4  degrees = 130 m Minimum focus distance (measured): 5.75 m Focus type:  IF (direction of rotation from close to infinity: > clockwise) Range of […]

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Nikon Monarch HG 8×30

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Eye relief (acc. to spec): 16 mm Usable eye relief (measured from rim of eyecup): 15.5 mm IPD:  56 – 74 mm RFOV:  8.3  degrees = 145 m AFOV (measured, rounded): 62.5 degrees Minimum focus distance (measured): 1.65 m Focus type:  CF (direction […]

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Nikon Aculon A211 7×35

Specifications: Objective diameter:  35 mm Magnification:  7 x Exit pupil: 5 mm Eye relief (acc. to spec): 12 mm Usable eye relief (measured from rim of eyecup): 8 mm IPD: 56  – 72 mm RFOV:  9.3  degrees = 163 m AFOV (measured, rounded): 61 degrees Minimum focus distance (measured): 3.35 m Focus type:  CF (direction […]

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Leica Ultravid 10×42 HD Plus

Specifications: Objective diameter:  42 mm Magnification:  10 x Exit pupil: 4.2 mm Eye relief (acc. to spec): 16 mm Usable eye relief (measured from rim of eyecup): 13.5 mm IPD:  55 –  75 mm RFOV:  6.4  degrees = 112 m AFOV (measured, rounded): 61 degrees Minimum focus distance (measured): 2.8 m Focus type: CF (direction […]