Kazan Optics
Binoculars 20x80 astronomical Sturman
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OVERVIEW
The main purpose of binoculars 20x80 Sturman
Binoculars brand Sturman is a practical modern optical observation devices, affordable price and not inferior in quality to Western brands.
Astronomical binoculars 20x80 Sturman is designed for observations of extended objects (comets, star clusters and nebulae) can be used for initial familiarization with the map of the sky and locate the planets in the Solar system. You can use Sturman 20х80 as the primary Supervisory tool or as an accessory to the telescope.
Design features of binoculars 20x80 Sturman
Astronomical binoculars 20x80 Sturman is a great choice for the novice Amateur astronomer. The waterproof housing is made of aluminum alloy, resistant to deformation, extreme temperatures and external mechanical loads. Coated faux-leather is nice to the touch, reduces slipping of hand during the installation of binoculars on a tripod or transport.
The use of Porro prisms made of optical glass BaK4 in the design of the binoculars Sturman 20х80 allows to obtain image quality without additional photocorrections coverage due to high rate of light transmission. To increase the contrast of the optical image is multilayer antireflective coated lenses. The high magnification power and aperture Sturman 20х80 allow you to see dim objects in the night sky.
Thanks to the Central focusing mechanism, You can quickly carry out simultaneous focusing of both eyes on the object of interest. Great eye relief great for those who conducts observations in glasses.
The binocular has a significant weight (over 2 kg), so it must be used in a set with tripod (tripod mount with diameter of ¼ inch), without an adapter (there is a built-in adapter). Convenient durable carrying case made of artificial leather will help convey astronomical binoculars Sturman 20х80 without the risk of damage to the equipment.
Operating conditions of 20x80 binoculars Sturman
Operating temperature range from -25°C to + 45°C.
The most detailed information about design features and operating conditions of the Sturman 20x80 binoculars You can contact the experts of our online store, asking a question online or by calling (495) 989-10-56.
Technical characteristics of the binoculars 20x80 Sturman
Technical data | STURMAN 20х80 |
Magnification, times | 20 |
Effective Lens Diameter, mm | 80 |
Exit Pupil Diameter, mm | 4 |
The removal of exit pupil, mm | 18 |
Field of View, deg | 3.7 V |
Field of View at 1000m, m | 65 |
Close Focus, m | 33 |
Tripod mount, inch | 1/4 |
Focus type | Central |
Optical glass | Bak4 |
Optical coating | multilayer antireflective |
Water resistant | Yes |
Overall dimensions, mm | 325x225x120 |
Unit weight, kg | 2,166 |
Komplektaciya | cap, strap, leatherette cover to carry |
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Description
The main purpose of binoculars 20x80 Sturman
Binoculars brand Sturman is a practical modern optical observation devices, affordable price and not inferior in quality to Western brands.
Astronomical binoculars 20x80 Sturman is designed for observations of extended objects (comets, star clusters and nebulae) can be used for initial familiarization with the map of the sky and locate the planets in the Solar system. You can use Sturman 20х80 as the primary Supervisory tool or as an accessory to the telescope.
Design features of binoculars 20x80 Sturman
Astronomical binoculars 20x80 Sturman is a great choice for the novice Amateur astronomer. The waterproof housing is made of aluminum alloy, resistant to deformation, extreme temperatures and external mechanical loads. Coated faux-leather is nice to the touch, reduces slipping of hand during the installation of binoculars on a tripod or transport.
The use of Porro prisms made of optical glass BaK4 in the design of the binoculars Sturman 20х80 allows to obtain image quality without additional photocorrections coverage due to high rate of light transmission. To increase the contrast of the optical image is multilayer antireflective coated lenses. The high magnification power and aperture Sturman 20х80 allow you to see dim objects in the night sky.
Thanks to the Central focusing mechanism, You can quickly carry out simultaneous focusing of both eyes on the object of interest. Great eye relief great for those who conducts observations in glasses.
The binocular has a significant weight (over 2 kg), so it must be used in a set with tripod (tripod mount with diameter of ¼ inch), without an adapter (there is a built-in adapter). Convenient durable carrying case made of artificial leather will help convey astronomical binoculars Sturman 20х80 without the risk of damage to the equipment.
Operating conditions of 20x80 binoculars Sturman
Operating temperature range from -25°C to + 45°C.
The most detailed information about design features and operating conditions of the Sturman 20x80 binoculars You can contact the experts of our online store, asking a question online or by calling (495) 989-10-56.
Technical characteristics of the binoculars 20x80 Sturman
Technical data | STURMAN 20х80 |
Magnification, times | 20 |
Effective Lens Diameter, mm | 80 |
Exit Pupil Diameter, mm | 4 |
The removal of exit pupil, mm | 18 |
Field of View, deg | 3.7 V |
Field of View at 1000m, m | 65 |
Close Focus, m | 33 |
Tripod mount, inch | 1/4 |
Focus type | Central |
Optical glass | Bak4 |
Optical coating | multilayer antireflective |
Water resistant | Yes |
Overall dimensions, mm | 325x225x120 |
Unit weight, kg | 2,166 |
Komplektaciya | cap, strap, leatherette cover to carry |
