The Dörr Alpina Pro 10-30×60 binoculars comes with a variable 10-30x magnification, a lens diameter of 60 mm, a field of view of 3,4° and a light intensity of 36
FEATURES.
- Type: Binoculars
 - Magnification (x-times): 10 – 30
 - Front Lens Diameter (mm): 60
 - Exit Pupil (mm): 6 – 2
 - Prismenglas: BK-7
 - Splash-Proof: No
 - Weight (g): 870
 - Actual Field of Vision (°): 3,4
 - Visual Range at 1.000 m: 60
 - Twilight Factor: 24,49 – 42,43