Sturman 20x60 binoculars green
The main purpose of the Sturman 20x60 binoculars
Binoculars Sturman 20x60 suitable for ground-based observations from the tripod with objects that are at a considerable distance from the observer (for example, observing the flight of birds, the clarification of details of the landscape or shoreline), also it can be recommended as a first observation device for the novice astronomer Amateur. Great magnification and aperture in combination with small field of view 3° enable you to use it to observe the brightest galaxies or to study the details of small nebulae.
The main characteristics of the Sturman 20x60 binoculars
- Porro prism, magnification 20x, lens diameter 60 mm, Central focus
- The case from light alloys of aluminum, completely rubber-coated, colour housing green
- Mounted on a tripod (diameter tripod socket ¼ inch) using adapter (sold separately)
- Comes complete with case for storage and carrying, a branded belt, a linked protective covers lenses and eyepieces
Design features Sturman 20x60 binoculars
The body of the binoculars Sturman 20x60 classic shape made of light aluminum alloys that can withstand considerable mechanical stresses and strains. Rubber coating prevents slipping of hands during installation (installed on a tripod) or transport of the instrument providing a comfortable and secure grip.
The optical scheme on the basis of the Porro prism allows to obtain more voluminous, deep and rich images (compared to the binoculars on the base of the Roof prisms). Wide apparent field of view (60°) it is convenient to survey. Accurate adjustment of focus is carried out through the mechanism of Central focusing and diopter adjustment of the right eyepiece helps to compensate for the difference in BCVA in both eyes.
Binoculars Sturman 20x60 weighs more than 1 kg, so for long observations in a comfortable environment it is recommended to install the instrument on a tripod (tripod mount ¼ in.). Tripod, tripod adapter, and other accessories You can buy in our online store.
Picking Sturman 20x60 binoculars
Comes complete with a case for storage and carry, brand strap, protective covers and eyepieces.
Experts of our online store will provide the most complete information about the main characteristics and design features of the binoculars Sturman 20x60. Post your question on the website or call us at (495) 989-10-56.
Technical characteristics of the Sturman 20x60 binoculars
Technical data | Sturman 20x60 |
PrismSystem | Porro |
Type of glass for the manufacture of prisms | Bk-7 |
Magnification, times | 20 |
Effective Lens Diameter, mm | 60 |
Exit Pupil Diameter, mm | 3 |
The removal of exit pupil, mm | 9 |
Relative brightness | 9 |
Field of View, deg | 3,4 |
Apparent field of view, deg | 68 |
Field of View at 1000m, m | 59,6 |
The solution, " | 4 |
Functional Temperature | -10C TO+45C |
Tripod socket 1/4" | there |
Unit weight, kg | Of 1.04 |
Overall dimensions, mm | 210 x 210 x 75 |
Country of Origin | China |
Lens diameter (mm) | 60 |
Magnification | 20 |
Field of view (deg) | 3.4 |
Field of view (m/1000m) | 59.6 |
Exit pupil diameter (mm) | 3 |
Eye Relief (mm) | 9 |
Close focus (m) | 5 |
Brand | Sturman |
Focus | Central |
Optical designs | Porro prism |
Case material | aluminum alloy |
The coverage of the case | rubber |
Color | camo |
Tripod socket 1/4" | Yes |
Country of origin | China |
Manufacturer's warranty (years) | 0.5 |
Dimensions (mm) | 210 × 210 × 75 |
Package dimensions, place 1 (mm) | 245 × 220 × 90 |
Net weight (kg) | 1.04 |
Gross weight 1 (kg) | 1.46 |