Choosing and Using Astronomical Eyepieces by William Paolini
English | PDF (True) | 2012 | 451 Pages | ISBN : 1461477220 | 13 MB
A valuable reference that fills a number of niches including that of a buyer's guide, technical desk reference and observer's field guide. It documents the past market and its evolution, right up to the present day. In addition to appealing to practical astronomers - and potentially saving them money - it is useful both as a historical reference and as a detailed review of the current market place for this bustling astronomical consumer product.