Sky-Watcher Star Discovery 102 τηλεσκόπιο (SW-4014)

Περιγραφή

Τεχνικά Χαρακτηριστικά

• Brand
  Sky-Watcher
• Model / MPN
  Star Discovery 102 / SW-4014
• SKU
  WLONONWCRDHP7
• EAN / GTIN
  5901691640146
• Category
  Optics > Telescopes
• Intended use
  Astronomical observation
• Optical design
  Reported as Refractor by Delta Optical; other retailers list as Maksutov-Cassegrain (discrepancy - verify)
• Aperture / Objective diameter
  102 mm
• Focal length
  500 mm
• Focal ratio
  f/4.9
• Maximum useful magnification
  204?
• Minimum useful magnification
  15?
• Limiting stellar magnitude
  ~12.3–12.6 (depending on source)
• Dawes resolution
  1.14 arcseconds
• Rayleigh resolution
  1.40 arcseconds
• Light-gathering ability
  ~212? that of the unaided eye
• Tube length
  500 mm
• Tube diameter
  120 mm
• Focuser / Eyepiece barrel
  Reported both 2-inch rack-and-pinion (Delta Optical) and 1.25-inch in other listings (discrepancy)
• Included eyepieces
  20 mm, 10 mm (approx. 25? and 50?)
• Finder
  Red-dot / StarPointer
• Diagonal
  90° diagonal (1.25") — reported in some sources
• Mount type
  Alt-azimuth / azimuthal (Star Discovery GT head)
• Mount control
  SynScan Go-To computerized system (SynScan AZ V4 handset)
• Connection cable
  RJ–RS232 cable (reported)
• Tripod
  Steel tripod (with spreader / accessory tray)
• Tube weight
  ~2.5 kg
• Mount weight
  ~7.5 kg
• Total assembled weight
  ~10000 g
• Package dimensions
  98 ? 47 ? 26 cm (reported in one listing)
• Package weight
  ~10000 g (approximate, based on total system weight)
• Color
  Black (varies between listings)
• Materials
  Tripod: steel; tube & other materials not consistently specified
• Notes
  Verify optical design (refractor vs. Maksutov-Cassegrain) and focuser barrel size on manufacturer label

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