12" f/4 Imaging Newtonian OTA
12" f/4 Imaging Newtonian OTA
12" f/4 Imaging Newtonian OTA
12" f/4 Imaging Newtonian OTA


12" f/4 Imaging Newtonian OTA

Regular price
$ 998.00
Sale price
$ 998.00
Unit price

This item is out of stock but you can place an order now and we’ll ship when it becomes available.


iOptron’s 300mm (approx. 11.8") f/4 Newtonian optical tube assembly (OTA) with a fast F/4 focal ratio is perfect for imaging deep-sky objects with a DSLR or dedicated astronomy camera. The 3.25" Crayford-style focuser, dual split-hinged mounting rings, an 8x50 straight-through finder, and an 14" Losmandy style dovetail plate make it ready to attach to your mount and start using.


  • Dual speed 2" Crayford-style focuser with 1.5" adapter iEAF ready
  • BK7 optical glass primary mirror with a protective quartz layer
  • 8 x50mm finder scope
  • 14" Losmandy style dovetail plate with solid full circumference mounting rings
  • Front dust cap
  • Optional iOptron iEAF Focuser (#8453)

Package includes
#6315 12" Fast Newt OTA

  • 12" Optical tube assembly
  • 8x50 mm straight-through finder with bracket
  • Tube mounting rings
  • 14" Losmandy-style dovetail rail
  • 2" 35mm extension tube
  • Front dust cover


      Optical Design Newtonian
      Clear Aperture 200mm
      Focal Length 1200mm
      Focal Ratio f/4
      Focuser Dual speed Crayford-style
      OTA Length 45.5 inches
      Outside diameter 14 inches
      OTA weight 48lb.
      Extension tube 2" diameter 35mm L
      Warranty One year limited

      Personal Upgrade Path

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