1 - Ojective lens 2 - Schmidt-Pechan prism 3 - Eyepiece. A monocular is a modified refracting telescope used to magnify the images of distant objects by passing light through a series of lenses and usually prisms, the application of prisms resulting in a lightweight, compact telescope.
Approximate service area of Area Code 606 is in red. Area code 606 is a telephone area code serving the easternmost part of the state of Kentucky. Cities and towns in the area code include Ashland, Morehead, Hazard, Middlesboro, Somerset, London, Corbin, Paintsville, Pikeville and Maysville.Most of its service area lies within the Kentucky region known as the Eastern Kentucky Coalfield.n 1999, most of the northwestern portion of the old 606 territory, including Lexington and Northern Kentucky, split off as area code 859.
Area codes 601 and 769 are the telephone area codes for central Mississippi.The main area code, 601, was one of the original area codes implemented in 1947, and served all of Mississippi.n 1999, area code 662 was created in the northern half of Mississippi, including the Mississippi side of the Memphis area. The 1999 split was intended as a long-term solution, but within five years 601 was close to exhaustion due to the proliferation of cell phones, particularly in the Jackson area.