BRESSER Travel 20-60x60
Visual tube, magnification: 60 x, lens diameter: 60 mm, weight: 687 g
Visual tube, magnification: 60 x, lens diameter: 60 mm, weight: 687 g
Main Characteristics |
|
Types |
Visual tube |
Theater binoculars |
|
Astronomical binoculars |
|
Built-in compass |
|
Built-in range finder |
|
Optical stabilizer |
|
Digital Cameras |
|
Technical Specifications |
|
Zoom |
|
Increases |
60x |
Lens diameter |
60 mm |
Angular field of view is real |
1.83 degrees |
Field of view at a distance of 1000m |
10.3 km |
Minimum Focusing Distances |
6.5 km |
Type of prism |
Porro |
Materials of prism |
BK-7 |
Relative brightness |
9 |
The Twilight Factor |
34.64 |
Adjusting the distance between pupils |
|
Aspheric lenses |
|
Low-dispersion lenses |
|
Corpus |
|
Retractable eyelids |
|
Rubberized hull |
|
Housing material |
Plastics |
Mounting on a tripod |
|
Flap/case in set |
|
Colors |
black |
Dimensions and weight |
|
Width |
75 mm |
Heights |
130 mm |
Length |
370 mm |
Weight (disambiguation) |
687 g |