Entries by Christophe Zumstein

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Nikon E II 8×30

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Eye relief (acc. to spec): 14 mm Usable eye relief (measured from rim of eyecup): 12 mm IPD: 53  – 73 mm RFOV:  8.8  degrees = 154 m AFOV (measured, rounded): 68.5 degrees Minimum focus distance (measured): 2.1 m Focus type: CF (direction […]

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Nikon 8×30 D II IF WP/RA

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Eye relief (acc. to spec): 13 mm Usable eye relief (measured from rim of eyecup): 13 mm IPD: 55  – 75 mm RFOV:  7.5  degrees = 131 m AFOV (measured, rounded): 58.5 degrees Minimum focus distance (measured): 3.8 m Focus type: IF (direction […]

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Kite Lynx 8×30 HD

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Eye relief (acc. to spec): 15 mm Usable eye relief (measured from rim of eyecup): 12.5 mm IPD: 56  – 74 mm RFOV:  8.6  degrees = 151 m AFOV (measured, rounded): 70 degrees Minimum focus distance (measured): 1.7 m Focus type: CF (direction […]

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Leica Swiss Army 8×30 (single hinge)

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup): 13 mm IPD:  38 –  73 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 65 degrees Minimum focus distance (measured): 4.6 m Focus type:  IF Prism system:  Porro I Waterproof: yes Weight (measured, […]

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Kern 8×30 Swiss Army CF (single hinge)

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup): 12.5 mm IPD: 51  – 74 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 65 degrees Minimum focus distance (measured): 4.2 m Focus type: CF (direction of rotation from close to infinity: > […]

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Kern 8×30 Swiss Army (single hinge)

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup): 13 mm IPD:  38 –  73 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 65 degrees Minimum focus distance (measured): 4.6 m Focus type:  IF Prism system:  Porro I Waterproof: yes Weight (measured, […]

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Kern 8×30 Swiss Army (double hinge)

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup): 12 mm IPD:  43 – 71 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 66 degrees Minimum focus distance (measured): 5.6 m Focus type:  IF Prism system:  Porro I Waterproof: yes Weight (measured, […]

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Kern Alpin 8×30

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Usable eye relief (measured from rim of eyecup): 6 mm IPD: 44  –  71 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 66 degrees Minimum focus distance (measured): 2.9 m Focus type: CF (direction of rotation from close to infinity: < […]

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IOR Valdada 8×30

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Useful eye relief (measured from rim of unfolded eyecup): 6mm(!) IPD:  49 – 72 mm RFOV:  8.0  degrees = 140 m AFOV (measured, rounded): 62.5 degrees Minimum focus distance (measured): 5.0 m Focus type:  IF Prism system:  Porro I Waterproof: yes Weight (measured, […]

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Carl Zeiss Jena Jenoptem 8×30

Specifications: Objective diameter:  30 mm Magnification:  8 x Exit pupil: 3.75 mm Eye relief (acc. to spec): 18 mm Usable eye relief (measured from rim of unfoldable eyecup): 5.5 mm IPD: 49  – 73 mm RFOV:  8.6  degrees = 150 m AFOV (measured, rounded): 65.5 degrees Minimum focus distance (measured): 2.5 m Focus type: CF […]