03/12/2012

NEXT POST
Best Binoculars When choosing binoculars, first of all, you should decide for what purpose you need it. The defining feature of binoculars - magnification (multiplicity). This is the ratio of the object in the form of an enlarged pair of binoculars to his size, apparently the naked eye. Conventionally, to increase the binoculars can be divided into 4 groups: 2-8 times. This theater binoculars and small sports binoculars. Have small dimensions and weight, allowing them to wear glasses always with you. For the same reason, you will never see a pair of binoculars with lenses, for example 50mm. Even those that have increased in 8 times, equipped with lenses 25 and a maximum of 30mm. 7.12-fold. Sports and Field Binoculars. If we need to recognize remote object, when you're outdoors or in a tourist trip, we just fit field glasses. Increase (magnification) of binoculars, as a rule, does not exceed 6.10 times. There are several reasons. First, for observations from the hands of a practical limit of optical instruments 10.8 times (at higher magnification, even the slightest hand-shake would be proportionally enhanced optics, and simply will not allow to comfortably observe that, in turn, will cause a very quick eye fatigue). Second, the powerful binoculars tend to have a lot of weight and dimensions, which makes it rather time-consuming process of observation 'with it' and for extended wear these binoculars are good enough. 12-15 times. Binoculars with Zoom binoculars and field. Sort of intermediate group of binoculars, they are often used as a lovers 'mobility', and those who watch from the stand. Here you can choose the parameters of the instrument, so to get to the 'gold middle '. To date, these binoculars have become the most popular type appears on the market equipped models ZOOM-ohm (equipped with a special mechanism for...
PREVIOUS POST
Russian Media In 1801, ascended to the throne, Alexander I, and after the era of despotism Paul I, the social life improved somewhat. In the court pronounced aloud, liberal ideas, and the situation of press and literature better. Magazines and Almanacs becomes more and share them on two main areas: the liberal and conservative educational monarchy. The most striking phenomenon of the Russian media of the first decade of the 19th century was a new magazine Karamzin's' Messenger of Europe "(1802-1830 years). Magazine wore conservative, but it appeared department "policy". Karamzin himself led the department, which covered the latest international news, which, like the news of domestic policy, coverage in accordance with the liberal views of Alexander I - the publication required humane treatment of the serfs and landlords denounced the cruelty, but the status of nobility is not questioned. With the departure of Karamzin magazine in 1803, "The Herald of Europe" has lost its originality and has become dry literary publication, defended the position of classicism. By the liberal educational publications of that time include "Scroll of the Muses", "Journal of Russian Literature "and" periodical "which was exclusively literary and short-lived. During the War of 1812 the total number of publications has decreased, but appeared a bright magazine, "The Son fatherland ", issued by NI Grech. It first appeared with the news of the theater of military operations, and articles about the war were published devoted to the war fable IA Krylov, drawings and caricatures of military subjects. Another notable publication has since become the Decembrist Almanac "Polar Star" (1823-1825), edited by AA Bestuzhev and KF Ryleev.

Recent Comments