Sky-Watcher Dobsonian 12? Classic (SW-1304) - WLONONWCRDHR2

Description

Technical Specifications

• Brand
  Sky-Watcher
• Model / MPN
  SW-1304
• SKU
  WLONONWCRDHR2
• EAN / Barcode
  5901691603592
• Category
  Optics > Telescopes
• Telescope type
  Dobsonian (alt-azimuth) reflector
• Optical design
  Newtonian reflector with parabolic primary mirror
• Aperture
  305 mm (12 inches)
• Focal length
  1500 mm
• Focal ratio
  f/4.9
• Secondary mirror diameter
  70 mm (reported in some listings)
• Maximum practical magnification
  ~610? (theoretical)
• Stated faintest stellar magnitude
  ~14.9 (reported)
• Light-gathering vs naked eye
  ~1,800? (approx. for 305 mm)
• Focuser
  2" focuser with 1.25" adapter
• Supplied eyepieces
  20 mm (75?) and 12.5 mm (120?) — reported in some packages
• Finder
  8?50 finder (reported)
• Smartphone adapter
  Reported included for collapsible configuration (varies by package)
• Primary mirror material
  Pyrex (reported by some retailers; may vary by region)
• Tube style
  Collapsible / retractable tube (reduces storage length)
• Collapsed tube dimension (approx.)
  ~45 cm (collapsed) — reported
• Extended tube dimension (approx.)
  ~92–140 cm (depends on configuration) — reported
• Tube weight (product weight)
  ~21,000 g (21 kg) — reported
• Shipping / combined weight
  ~43,000 g (20 kg + 23 kg in two packages) — reported
• Shipping dimensions (approx.)
  80?80?15 cm and 106?54?55 cm (two packages) — reported
• Bearings / mount
  Redesigned smooth azimuth bearings; adjustable altitude tension
• Operation
  Manual alt-azimuth Dobsonian (no GoTo/tracking in Classic listings)
• Intended use
  Visual astronomy: lunar, planetary, star clusters, nebulae, galaxies
• Astrophotography suitability
  Not optimized for long-exposure deep-sky imaging on a Dobsonian mount
• Notes on identifiers
  Some retailer listings show inconsistent model/aperture labeling; verify physical product label, aperture marking and EAN with seller before purchase

Ratings