Basic Telescope Physical and Optical Characteristics Essay -- physics

Here you will find a innovation of nurture on the optical characteristics of various types of squashs as well as some of the basic underlying physics behind them. This includes some information that pertains to the preformance degredation of a telescope optical system (for instance, vignetting and air turbulance) and a hardly a(prenominal) concepts of mirror design (the parabolic shape and over/under subject field of the primary mirror). Id recommend starting with the Optical Paths section so you net familiarize yourself with some of the basic types and concepts of several of the widely commitd telescope designs before reading the other sections.Optical Paths of heterogeneous Types of TelescopesHere is wizard of the most interesting parts of astronomy and star gazing the equipment. There argon four different types of basic telescope designs that are in use today. One of these, perhaps the most widely known, is the Refractor. The refracting telescope was first use for astro nomy by Galileo Galilei in 1609, but it was invented by the German Dutch lens maker named Hans Lippershey in 1608 (Zoom Inventors and Inventions). There are also collar other types of common telescopes. These include the Shmidt Cassegrain, Maksutov Cassegrain, and the Newtonian Reflector. In terms of design, they exclusively have different advantages and disadvantages (including cost considerations) that have to be taken into number if one were to decide on a particular design to purchase. Ultimately, the physics behind the the different designs will have an effect in influencing a purchasing decision. But before the four different designs are discussed with greater detail, a few technical terms must be introduced and defined. profound Obstruction - Refers to the secondary mirror ... ...ope Basics. 18 Nov. 2002 Freudenrich, Craig. How Telescopes Work. How Stuff Works. 18 Nov. 2002 ACEPT W3 Group. The digression of Light Part II. 14 Dec. 1999. 18 Nov. 2002 Vignetting Caused by the Limiting Aperature of Various Tubes and Adapters. 18 Nov. 2002 Marvelde, Arjan. A 10 Newton Telescope. 17 Nov. 2002 VandeWettering, Mark. Telescope Basics. 18 Nov. 2002 The Meade UHTC Group. 19 Nov. 2002