Entries by Christophe Zumstein

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Lunt Engineering 10×50 MS

Specifications: Objective diameter:  50 mm Magnification:  10 x Exit pupil: 5 mm Eye relief (acc. to spec): 20 mm Usable eye relief (measured from rim of eyecup): 15 mm IPD:  56 – 74 mm RFOV:  6.5  degrees = 114 m AFOV (measured, rounded): 65 degrees Minimum focus distance (measured): 10.9 m Focus type:  IF Range […]

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Lunt Engineering 20×70 MS

Specifications: Objective diameter: 70mm True aperture: 69mm (measured) Magnification: 20x Exit pupil: 3.5mm Eye relief (acc. to spec): 16mm Usable eye relief (mesured from folded eyecup): 14mm IPD: 56-74mm RFOV: 3.3 degrees = 58m Minimum focus distance (estimate): ca. 25 m Focus type: IF Range of diopter adjustment (acc. to spec.): +/- 10 dpt Excess […]