Tag Archive for Tag: hobbies & crafts

Tag: hobbies & crafts Azimuth

Each type of mount has its own advantages and disadvantages. For example Azimuth released its simplicity and good for children, and in particular for telescopes refractor. Equatorial mount – adjustable latitude and allows direct observation telescope at celestial objects by coordinates. This mount is indispensable for accurate astronomical observations, searching for comets, distant objects. This system is perfect for astrophotography – photographing objects and the sky. System Dobson – very simple, but is not suitable for observing faint objects. Such a system often is used for large reflectors, which will save on the kit, along with the telescope accessories montirovkoy.Aksessuary for the telescope as needed. Do not think you can do without eyepieces, Barlow (allows for greater magnification). It is also convenient to use the electric motors, filters, prisms, and is often asked dr.Uvelichenie question: "What is the maximum increase in the telescope?" Many newcomers somehow believe that the main parameter is the telescope's magnification, but it is not so! Others believe that buying a cheap telescope, placing increase of 500 times and can be viewed rasmatrivat distant galaxies. This is not so! For each telescope has its limits, which can be calculated independently: it needs the aperture (lens diameter) in millimeters, multiply by 1.4 – this will increase with an acceptable image quality. You can also use a large increase, but here you need to look each telescope separately. The resulting image in the eyepiece will be different. There is an absolute limit to increase the quality: the aperture in millimeters multiplied by 2.

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Tag: hobbies & crafts Free Classifieds

Shop 'NAVITEK "has long gone beyond the standard online stores and constantly acquires new services inherent in more than portals to online stores, directed not just sell and forget, and more to create an environment contact our visitors. And now we present you a new thematic services free classified ads! Everyone knows that a new thing to buy is easy, but how he borrowed to buy it to sell instead of the more new, more powerful and modern. After all, 'arms race' does not stop ever! Take for example, outboard motors Mercury. Try another ride on a more powerful motor than your own and begins to not missed. The same is true of modern electronics: sounder, navigator, etc. In our technological age to be at pace with the times. Therefore, always raises the question: whom to sell b / a unit, as just throw a hand not rise, and the money to make it easier to wound the family budget to purchase a new model – it 'toys for men' is not cheap … Our service is a Message Board certain subjects, and is intended for publication in Internet free ads for non-commercial entities, which carry information about a particular b / y, or a new product on equipment for outdoor activities within existing categories of the site. This is a useful site created to connect people directly without intermediaries in large networks. You can find almost everything on the site that may be needed for recreation and entertainment on the water, on land or in the air scooter ATVs, nautical equipment, boats and motors, other auxiliary equipment or accessories. Our main goal – to help make it as quick, easy and convenient for you. Place free classified ads may be as unregistered and registered users: 1. Unregistered users have limited functionality and publish their ad is for a term of not more than 1 month. 2. Registered users have the additional features on this site is not to introduce additional verification code when posting messages on sayteNe enter contact information in the publication of new ad obyavleniyProdlit captured after expiration publikatsiiPanel manage their own ads and zakladkamiA and other features list is constantly expanding! Welcome to the website you Board.Navitech.com.ua and successful buying and selling! We need to know your opinion, and you can always leave your comments and suggestions.

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