Binoculars brand Sturman is a practical modern optical observation devices, affordable price and not inferior in quality to Western brands.
Sturman 15x70 binoculars designed for observation of objects of the sky (the brightest galaxies and nebulae), and the study of the planets of the Solar system. You can use Sturman 15x70 as the primary Supervisory tool or as an accessory to the telescope.
Design features of binoculars 15x70 Sturman
Sturman 15x70 binocular housing is made of aluminum alloy, resistant to deformation and external mechanical loads. Rubber coating reduces slipping and helps to keep Sturman 15x70 in the hands for short observations or during transportation. It is not recommended to use the device in damp conditions or expose to rain.
The use of Porro prisms made of optical glass BaK4 in the design of astronomical binoculars Sturman 15x70 allows you to image quality the high coefficient of light transmission. Lens with multilayer antireflective coating is characterized by low losses of light reflection and help to obtain a high-contrast optical image. High multiplicity and luminosity of the optical observation device allow to watch even for fuzzy objects in the night sky.
Adjusting interpupillary distance (in the range of from 56 to 72 mm) helps you to configure Astrobinoculars 15x70 Sturman database under the eye of the observer, and the Central focusing mechanism provides simultaneous focusing of both eyes on your target object. Great eye relief great for those who conducts observations in glasses.
The binoculars are quite heavy (almost 1.5 kg), so when carrying out observations you must use a tripod (socket with diameter of ¼ inch) in combination with a special adapter (sold separately).
Operating conditions 15x70 binoculars Sturman
Operating temperature range from -25°C to + 45°C.
The most detailed information about design features and operating conditions of the Sturman 15x70 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 15x70 Sturman
Effective Lens Diameter, mm
Exit Pupil Diameter, mm
The removal of exit pupil, mm
Interpupillary distance, mm
Field of View, deg
Field of View at 1000m, m
Close Focus, m
Tripod mount, inch
Overall dimensions, mm
Unit weight, kg
cap, strap, nylon carrying case
|Lens diameter (mm)||70|
|Field of view (deg)||4.4|
|Field of view (m/1000m)||77|
|Exit pupil diameter (mm)||4.7|
|Eye Relief (mm)||18|
|Close focus (m)||13|
|Optical designs||Porro prism|
|Case material||aluminum alloy|
|The coverage of the case||rubber cover|
|Tripod socket 1/4"||Yes|
|Country of origin||China|
|Manufacturer's warranty (years)||0.5|
|Dimensions (mm)||275 × 223 × 85|
|Package dimensions, place 1 (mm)||300 × 230 × 105|
|Net weight (kg)||1.47|
|Gross weight 1 (kg)||1.82|