Robin scagell (431 risultati)

Paperback. Condizione: Fair. Revised. The item might be beaten up but readable. May contain markings or highlighting, as well as stains, bent corners, or any other major defect, but the text is not obscured in any way.

Paperback. Condizione: Very Good. Reviews for the previous editions: Because it stays focused, it succeeds. When you read Stargazing, you feel as though you have a friend who's helping you think about the world of telescopes. --Sky and Telescope A practical guide that demystifies the process of buying a telescope. valuable advice on how to instantly spot misleading labels on low-end telescopes. --Astronomical Society of the Pacific Books of Note Buying a telescope is essential for the stargazer who wishes to progress from binocular sky watching. With so many choices in technology and price, how does one choose just the right one? Robin Scagell supplies an expert's objective advice to making a smart purchase. Newly updated and revised with the latest technology, Stargazing with a Telescope demystifies the process of buying and using a telescope. The features and benefits of the different types of viewing instruments are evaluated in straightforward terms, and color illustrations help to clarify the choices. Equipment covered includes: Binoculars: a range of choices for astronomers at any level Refractors: classic telescopes that are easy to use and maintain Reflectors: sophisticated instruments that allow night sky photography Catadioptrics: compact telescopes that are gaining popularity CCDs and webcams. New to this edition is information and guidance on taking astro-images not only with a camera but by using CCDs (charge-coupled devices), which are better for capturing nebulae and fainter objects beyond the solar system. There is also new and exciting guidance on using webcams to capture objects moving in the night sky. The book provides brand names and model numbers and the general advice applies to all brands, including recent model releases. Lens size, focal lengths, focal ratios and much more are explained with clear diagrams and non-scientific text. Also covered are accessories such as eyepieces, filters, mounts and supports, with suggestions for photography through the telescope, and choices of cameras and film types.…

Hardback. Condizione: Fair. Take an out-of-this-world journey - incredible see-through pages launch you from our solar system into the depths of space Take an unforgettable journey through the Universe as you explore the night sky Do you know how our Moon affects the Earth's tides? Or that the best time of year to spot Orion is in January? Prepare yourself for an amazing journey across the night sky. Follow a comet and discover the life cycle of a star. Pinpoint stars and constellations wherever you are in the world.…

Hardback. Condizione: Good. Take an out-of-this-world journey - incredible see-through pages launch you from our solar system into the depths of space Take an unforgettable journey through the Universe as you explore the night sky Do you know how our Moon affects the Earth's tides? Or that the best time of year to spot Orion is in January? Prepare yourself for an amazing journey across the night sky. Follow a comet and discover the life cycle of a star. Pinpoint stars and constellations wherever you are in the world.…

Hardcover. Condizione: Very Good.

Hardcover. Condizione: Very Good.

Condizione: good. Books may contain some notes and highlighting. Supplements such as Access Codes, Cd's Dust Jackets, etc. are not guaranteed with used book purchases.

Hardback. Condizione: Good.

Hardcover. Condizione: Very Good. Pck. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Hardback. Condizione: Good.

Hardback. Condizione: Very Good.

Condizione: like_new. Fast Free Shipping â" Excellent condition book with clean cover and pages. Barely handled, with minimal wear. An outstanding copy, close to enjoy.

hardcover. Condizione: Very Good. Fast shipping and order satisfaction guaranteed. A portion of your purchase benefits Non-Profit Organizations, First Aid and Fire Stations.

Condizione: very_good. Fast Free Shipping â" Very Good condition book with a firm cover and clean pages. Shows normal use and some light wear or limited notes markings. A solid, nice copy to enjoy.

Condizione: good. Fast Free Shipping â" Good condition. It may show normal signs of use, such as light writing, highlighting, or library markings, but all pages are intact and the book is fully readable. A solid, complete copy that's ready to enjoy.

Condizione: Good. Item in good condition. Textbooks may not include supplemental items i.e. CDs, access codes etc.

Hardcover. Condizione: Very Good. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting. Complete Numbers Starting with 1, 1st Ed.

Hardcover. Condizione: Very Good. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Paperback. Condizione: Fair.

Paperback. Condizione: Fair. No Jacket. Former library book; Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Former library book; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Very Good. No Jacket. Former library book; May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Former library book; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Hardcover. Condizione: Very Good. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Paperback. Condizione: Very Good. No Jacket. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Very Good. No Jacket. May have limited writing in cover pages. Pages are unmarked. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Former library book; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.

Paperback. Condizione: Good. No Jacket. Former library book; Pages can have notes/highlighting. Spine may show signs of wear. ~ ThriftBooks: Read More, Spend Less.