Focus Activa 8x21

The Focus Activa 8x21 is a compact binocular with 8x magnification and a 21 mm objective lens, intended for travel, nature and entertainment. It has roof prisms, BaK-4 glass and MC optical coating.

• Magnification: 8x, objective lens: 21 mm
• Prisms: roof, glass BaK-4, optical coating MC
• Field of view (1000 m): 122 m, angle 7°, subjective 56°
• Exit pupil: 2.6 mm
• Twilight factor: 13
• Eyecups: twist-up, eye relief 11 mm
• Dioptric compensation: +/-5
• Near focus: 5 m
• Interpupillary distance: 37-73 mm
• Dimensions (W x H x D): 111 x 96 x 41 mm
• Weight: 241 g