Trots ett relativt litet objektivdiameter lyckas Leica besegra många andra märken både när det gäller skärpa och ljusinsläpp

Patron för större vilt

military and commercial space efforts

Tekniska data: Objektivdiameter: 56 mm

Remote Observatories for Amateur Astronomers Size:EN STL Trots ett relativt litet objektivdiameterUsing High Powered Telescopes from Home Tells amateur astronomers how anyone at home can access and use a professional telescope at a remote observatory. Explains the technology behind the development of remote observatories, once only used by professionals but now available to amateur observers. Includes practical information on how to choose a remote observatory, costs, and benefits, and presents many possible projects suitable to carry out with a